Hanley Hills, Missouri Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Hanley Hills weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast22%—92°77°—
- SundayJul 5Heavy Rain26%0.33″82°72°-10°
- MondayJul 6Clear29%—85°69°+3°
- TuesdayJul 7Clear——87°67°+2°
- WednesdayJul 8Mostly Clear10%—97°71°+10°
- ThursdayJul 9Overcast31%—100°79°+3°
- FridayJul 10Overcast46%—98°79°-2°
AQI 48 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 11.9 µg/m³, PM10 at 13.1 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 50. Overcast through the UV peak window (cloud cover ~98%) — afternoon ozone should stay flat.
- Present
- AQI 50
- UV peak
- 5.7 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 19
PM × Wind × Precip
PM2.5 at 11.9 µg/m³, PM10 at 13.1 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.91
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:54 PM
- Moonset
- 10:09 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Hanley Hills at a glance
- Today vs. normal: 16°F above the seasonal normal for this latitude
- Last frost: April 8 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Hanley Hills
- Sat92°77°22%
- Sun82°72°26%
- Mon85°69°29%
- Tue87°67°5%
- Wed97°71°10%
- Thu100°79°31%
- Fri98°79°46%
- Sat83°69°22%
- Sun82°63°7%
- Mon84°64°6%
- Tue83°63°10%
- Wed93°66°10%
- Thu95°71°10%
- Fri97°75°9%
- Sat83°69°14%
- Sun77°69°16%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, 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 — Hanley Hills
SPC has placed Hanley Hills in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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.
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 185 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
In Hanley Hills, July runs warmest near 81°F and January coldest around 31°F, while May is the wettest month (4.4 inches) and January the driest (2.1 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 31° | 2.1″ | 13 |
| February | 35° | 2.3″ | 12 |
| March | 45° | 4.0″ | 16 |
| April | 57° | 4.3″ | 15 |
| May | 66° | 4.4″ | 17 |
| June | 75° | 4.2″ | 15 |
| July | 81° | 2.7″ | 13 |
| August | 80° | 2.9″ | 13 |
| September | 72° | 2.6″ | 11 |
| October | 60° | 2.8″ | 11 |
| November | 45° | 3.6″ | 13 |
| December | 34° | 3.0″ | 12 |
Regional context
Drawing on NOAA NCEI 1991-2020 normals, Hanley Hills's January averages 31°F and July 81°F — 50°F apart — while precipitation totals roughly 39.1 inches over some 161 days.
No season owns Hanley Hills's rain: May reaches 4.4 inches across 17.2 days and January keeps 2.1 inches on 12.7, an even spread through Hanley Hills's year. It is a balanced pattern Hanley Hills shares with places like Vinita Park, MO, Greendale, MO and Pagedale, MO.
Hanley Hills's growing window opens around mid-April, once Hanley Hills's overnight lows stop freezing — sow peas, lettuce, spinach, and radishes. Hold Hanley Hills's tender crops — tomatoes, peppers, basil — until 10-14 days past Hanley Hills's last frost. It shuts near mid-November, when freezes return to Hanley Hills and tender plants need cover. In Hanley Hills, low spots run 4-7°F colder than nearby slopes, nudging Hanley Hills's frost dates a week.
Similar climates: Vinita Park, MO, Greendale, MO, Pagedale, MO, Bel-Nor, MO, University City, MO.
Frequently asked
- When does it freeze in Hanley Hills?
- In Hanley Hills, expect the last spring frost near mid-April; Hanley Hills's first autumn frost comes around mid-November.
- What is the rainy season in Hanley Hills?
- May is the wettest month in Hanley Hills, about 4.4 inches on average; the year totals roughly 39 inches.
- What is the warmest month in Hanley Hills?
- Hanley Hills peaks in July, when the mean runs near 81°F.
- What is the coldest month in Hanley Hills?
- January is Hanley Hills's coldest month, averaging about 31°F.
- When can I start a vegetable garden in Hanley Hills?
- Around mid-April, start frost-hardy crops in Hanley Hills; tomatoes and basil belong a fortnight later.
- How many rainy days does Hanley Hills get?
- Hanley Hills averages about 161 days with measurable rain or snow each year.
- What hardiness zone is Hanley Hills?
- Because Hanley Hills bottoms near 31°F in January, that winter low sets Hanley Hills's USDA zone — verify by ZIP.
- What is the 10-day forecast for Hanley Hills?
- Hanley Hills'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 Hanley Hills?
- See this week's day-by-day rain chances for Hanley Hills in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Hanley Hills?
- Current conditions for Hanley Hills and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Hanley Hills forecast updated?
- The Hanley Hills forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Hanley Hills?
- Today's sunrise and sunset times for Hanley Hills 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 Hanley Hills?
- The next few days in Hanley Hills's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
In Hanley Hills, Missouri, the humid subtropical climate runs from about 31°F in January to 81°F in July, a 50°F seasonal range.
Yearly precipitation in Hanley Hills totals around 39 inches, spread over about 161 days of rain or snow.
From 38.7°N, Hanley Hills sees a 50°F seasonal swing that governs Hanley Hills's planting and frost windows.
ZIP codes in Hanley Hills
- 63114
- 63133