Weather StoryAlmanac, microseasons, and the day's weather story.

Castle Point, Missouri Weather

Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →

Castle Point weather forecast — hour by hour, 7-day outlook, NOAA radar

Castle Point, MO
Sunday, July 5 at 4:24 PM
86
°
Overcast
Feels like
93°
Humidity
55%
Wind
4 mph
Sunrise
12:41 AM
Sunset
3:29 PM
Castle Point, MO
Hour by hour · 24h
24-Hour ForecastCastle Point, MO: 24-hour forecast. Temperatures range from 70 to 86 degrees Fahrenheit with a 22% chance of precipitation at 4 PM.
L 70°H 86°
Castle Point, MO
7-day forecast
  1. Today
    Jul 5
    Showers
    22%
    0.14″
    86°69°—
  2. Monday
    Jul 6
    Overcast
    —
    —
    87°70°+1°
  3. Tuesday
    Jul 7
    Light Drizzle
    —
    —
    85°71°-2°
  4. Wednesday
    Jul 8
    Clear
    —
    —
    95°70°+10°
  5. Thursday
    Jul 9
    Drizzle
    33%
    —
    99°77°+4°
  6. Friday
    Jul 10
    Showers
    54%
    0.10″
    93°72°-6°
  7. Saturday
    Jul 11
    Overcast
    37%
    —
    95°77°+2°
Castle Point, MO
Next 24 hours · Warm now
HOT 90°66°78°90°12p6p12a6anow 85°high 86°low 70°PRECIP %
Castle Point, MO
Anemometer · 24h winds · from true
NESW
From · True
SW
234° · veering 13°
Direction
SW
234°
Sustained
4
mph
Gust
8
mph
Peak 24h
37
avg 4
Beaufort · 2 · LIGHT BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 4 · pk 37 @ 5:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 224SUSTGUST
−24h−18h−12h−6hnow
Light breeze veering 13° from the sw.
Castle Point, MO
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
995.7
-1.3 mb in 3h · falling · 29.40 inHg
Now
995.7
mb
3h
-1.3
mb
12h
-0.4
mb
24h
-0.9
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 994–997
9909951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW997.2994.2995.8
−24h−18h−12h−6hnow
Deep low still deepening — rough seas, strong wind, persistent rain.
Castle Point, MO
Air quality
48
AQI
Good
→-1 in 6h▲Peak ~59 @ 11 PM

AQI 48 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 58 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5Moderate
12.3μg/m³
PM 10Good
15μg/m³
NO₂Good
2μg/m³
OzoneDRIVERUnhealthy SG
112μg/m³
UV IndexLow
1.9

What's driving it

Ozone × UV × Sky

Ozone at AQI 58 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.

Present
AQI 58
UV peak
1.7 at earlier today
Sky at peak
overcast
Projected peak
AQI 58

PM × Wind × Precip

PM scrubbed by 2 hours of recent rain — PM2.5 down to 12.3 µg/m³, PM10 to 14.7 µg/m³.

PM2.5/PM10
0.84
Wind
calm
Recent rain
2h in last 6h
Pattern
washed out

Trends

Seven days of AQI and PM2.5.

Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).

7-DAY AQI TREND50100SUNMONTUEWEDTHUFRISATSUN7-DAY PM2.5 TREND · μg/m³330
Castle Point, MO
Sky cover · visibility · 24h
Cloud cover
100%
OVERCAST
100%0%−24h−18h−12h−6hnow
Visibility
56.3mi
UNLIMITED
57 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
21:24 UTC · Castle Point, MO · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
21:24 UTC · Castle Point, MO · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Castle Point, MO
Satellite · infrared · animated
Castle Point, MO
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Castle Point, MO
Almanac · Sunday, July 5
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:11 AM
Sunrise
12:41 AM
Daylight
14h 48m
Sunset
3:29 PM
Civil dusk
9:02 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Castle Point, MO
The moon
Waning Gibbous
69% illuminated
Moonrise
11:18 PM
Moonset
11:13 AM
In sign
♓︎ Pisces
Castle Point, MO
Microseason
Jul 1–5

Cicadas claim the scorching afternoon

plant
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Castle Point at a glance

  • Today vs. normal: 13°F above the seasonal normal for this latitude
  • Last frost: April 9 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

16-Day Forecast — Castle Point

  1. Sun87°69°22%
  2. Mon87°70°7%
  3. Tue85°71°6%
  4. Wed95°70°5%
  5. Thu99°77°33%
  6. Fri93°72°54%
  7. Sat95°77°37%
  8. Sun90°73°23%
  9. Mon85°70°8%
  10. Tue80°63°5%
  11. Wed84°65°6%
  12. Thu88°67°9%
  13. Fri89°71°29%
  14. Sat89°70°27%
  15. Sun90°72°23%
  16. Mon93°74°26%

Forecast data from Open-Meteo (CC BY 4.0).

Right now in the garden

Peak growing season

As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

SPC Convective Outlook

Storm Prediction Center — Castle Point

SPC includes Castle Point in the general thunderstorm area today — no severe risk, but storms are possible.

  • TODAYTSTMGeneral Thunderstorms
  • TOMORROWTSTMGeneral Thunderstorms
  • DAY 3NONENo severe risk

Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

January 1–5: Frost quiets the live oaks.January 6–10: Still water thickens with ice.January 11–15: Springs begin to move beneath ice.January 16–20: Cardinal dawn calls grow bolder.January 21–25: Late January thaw pulses.January 26–31: Last freeze locks the land.February 1–5: February's lengthening light.February 6–10: Warming winds thaw the margin.February 11–15: Magnolia blooms break the gray.February 16–20: Mockingbirds resume the dawn chorus.February 21–25: Rain replaces the last snow.February 26–28: Mist clings to greening valleys.March 1–5: The green pulse awakens.March 6–10: Hibernators emerge to call.March 11–15: Dogwood and redbud ignite.March 16–20: Swallowtails emerge from winter silk.March 21–25: Light crowns the dogwood canopy.March 26–31: Redbud cascades over the thaw.April 1–5: Thunder announces the wet season.April 6–10: Barn swallows carve the warming sky.April 11–15: Magnolia blooms and falls in a breath.April 16–20: First rainbows arch over thunderheads.April 21–25: Reeds push through marsh water.April 26–30: Frost retreats; seedlings rise free.May 1–5: Warblers flood the canopy in waves.May 6–10: Tulip poplar lights the forest crown.May 11–15: Shad pulse upstream through rapids.May 16–20: Roses open on the Piedmont edge.May 21–25: Fireflies scout the humid dusk.May 26–31: Frog choruses rise from every wetland.June 1–5: Fireflies pulse through the magnolias.June 6–10: Kudzu climbs deeper into green.June 11–15: Sun climbs to its northern throne.June 16–20: Heat settles and the rain begins.June 21–25: The longest day turns toward shadow.June 26–30: Fireflies drift through Spanish moss.July 1–5: Cicadas claim the scorching afternoon.July 6–10: Thunderheads boil and break at dusk.July 11–15: Thunder builds each drowsy afternoon.July 16–20: Cicadas claim the long noon.July 21–25: Dog days drape the earth in haze.July 26–31: Katydids begin their rasping chorus.August 1–5: Dusk arrives one minute earlier each night.August 6–10: Meteorological summer's turning page.August 11–15: Cool winds gather at the margins.August 16–20: Dog-day cicadas rise.August 21–25: Heat breaks in creek beds.August 26–31: Monarchs gather strength.September 1–5: Harvests begin in earnest.September 6–10: Dew beads on resurrection fern.September 11–15: Raptors trail the thermals.September 16–20: Day and dark find balance.September 21–25: Thunder quiets the land.September 26–30: Insects retreat below.October 1–5: Swamp waters recede.October 6–10: Maples ignite the ridge.October 11–15: Asters crown the meadows.October 16–20: Crickets sing at dusk.October 21–25: Frost paints the garden.October 26–31: Light rains whisper down.November 1–5: Sweetgum Turns Crimson.November 6–10: Camellia Blooms Break Through.November 11–15: Earth Stiffens Underfoot.November 16–20: Bare Limbs Hold the Light.November 21–25: First Frost Grips the High Ground.November 26–30: North Wind Strips the Last Leaves.December 1–5: Darkness Falls Before Dinner.December 6–10: Winter Locks the Land.December 11–15: Wildlife Retreats to Shelter.December 16–20: Ice Edges Deepen Inward.December 21–25: The Sun Begins its Return.December 26–31: The Year Turns in Silence.🌱February 14 — First skunk-cabbage spathes thaw their way up☀️March 20 — Spring equinox — day and night balance🌸April 5 — Cherry blossoms peak in the parks🐦May 10 — Warbler migration peaks along the coast✨May 25 — First fireflies scout the meadows at dusk🌞June 21 — Summer solstice — longest day🦗July 25 — Peak cicada chorus in the afternoons🌊August 18 — Warmest sea-surface temperatures of the year🍂September 22 — Autumn equinox — the slow turn❄️October 25 — First widespread frost in the suburbs🍁November 10 — Peak leaf color across the Hudson Valley🌙December 21 — Winter solstice — longest night

Microseason · July 1–5

Cicadas claim the scorching afternoon

Dog-day cicadas emerge in waves, their rasp dominating every sunny hour; heat peaks above 90 degrees daily.

Day 186 of 365 · Wedge 37 of 72

The solar year drawn as a wheel of 72 five-day windows. Each wedge is one microseason; the four colored arcs mark winter, spring, summer, and autumn; the small icons sit at notable phenological events. The crimson pointer creeps clockwise as the year turns.

Planting calendar

MonthPlantHarvest
January——
February——
March——
Aprillettuce, peas, spinach, radishes—
Maylettuce, peas, spinach, radishes, tomatoes, peppers, beans, squashlettuce, peas, radishes
Junetomatoes, peppers, beans, squashlettuce, peas, radishes
Julytomatoes, peppers, beans, squashtomatoes, beans, summer squash
August—tomatoes, beans, summer squash
Septemberfall brassicas, garlic (overwinter), carrotstomatoes, beans, summer squash
Octoberfall brassicas, garlic (overwinter), carrotswinter squash, tomatoes (last)
November——
December——

A year in weather

Castle Point peaks at about 81°F in July and bottoms near 31°F in January; May brings the heaviest rain (4.4 inches) and January the least (2.1 inches).

MonthMean tempPrecipRainy days
January31°2.1″13
February35°2.3″12
March45°4.0″16
April57°4.3″15
May66°4.4″17
June75°4.2″15
July81°2.7″13
August80°2.9″13
September72°2.6″11
October60°2.8″11
November45°3.6″13
December34°3.0″12

Regional context

Castle Point swings from 31°F in January to 81°F in July (50°F) per NOAA NCEI 1991-2020 normals; precipitation in Castle Point runs about 39.1 inches on roughly 161 measurable days.

Castle Point's precipitation spreads evenly: May peaks at 4.4 inches on 17.2 wet days, while January holds 2.1 inches over 12.7 — no month dominates Castle Point's rain calendar. That lines Castle Point up with places like Moline Acres, MO, Bellefontaine Neighbors, MO and Dellwood, MO, fed by overlapping storm tracks.

Once Castle Point passes mid-April, overnight freezes fade and peas, lettuce, spinach, and radishes can be sown. Tomatoes and peppers do best set out two weeks later in Castle Point, once nights clear the mid-40s°F. The season ends by mid-November in Castle Point, once hard frosts set back in. Castle Point's low ground holds frost later into spring than Castle Point's benches, which run 3-5 days ahead.

Similar climates: Moline Acres, MO, Bellefontaine Neighbors, MO, Dellwood, MO, Riverview, MO, Jennings, MO.

Frequently asked

When does it freeze in Castle Point?
In Castle Point, expect the last spring frost near mid-April; Castle Point's first autumn frost comes around mid-November.
What is the rainy season in Castle Point?
Rainfall in Castle Point peaks in May near 4.4 inches, out of about 39 inches annually.
What is the warmest month in Castle Point?
The warmest stretch in Castle Point comes in July, around 81°F on average.
What is the coldest month in Castle Point?
On average January is the chilliest month in Castle Point, about 31°F.
When can I start a vegetable garden in Castle Point?
Castle Point's last frost (mid-April) cues hardy greens; in Castle Point, hold heat-lovers two weeks past.
How many rainy days does Castle Point get?
Expect roughly 161 wet days a year in Castle Point.
What hardiness zone is Castle Point?
Castle Point's hardiness zone tracks its winter low; with January near 31°F, check the USDA ZIP map for the exact zone.
What is the 10-day forecast for Castle Point?
Castle Point's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
Will it rain this week in Castle Point?
See this week's day-by-day rain chances for Castle Point in the daily forecast above, and the next 24 hours in the hourly chart.
What is the weather like right now in Castle Point?
Current conditions for Castle Point and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
How often is the Castle Point forecast updated?
The Castle Point forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
When are sunrise and sunset in Castle Point?
Today's sunrise and sunset times for Castle Point are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
How accurate is the weather forecast for Castle Point?
The next few days in Castle Point's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.

Climate

Castle Point, Missouri occupies a humid subtropical zone, with January means near 31°F and July around 81°F — a 50°F swing.

Yearly precipitation in Castle Point totals around 39 inches, spread over about 161 days of rain or snow.

Latitude 38.8°N gives Castle Point its 50°F swing, and with it the rhythm of Castle Point's growing season.

All cities in Missouri →

Florissant, MO weather →

ZIP codes in Castle Point

  • 63136

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.