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Hostetter, Pennsylvania Weather

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

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

Hostetter, PA
Saturday, July 4 at 8:26 PM
68
°
Heavy Rain
Feels like
71°
Humidity
97%
Wind
10 mph
Sunrise
1:53 AM
Sunset
4:50 PM
Hostetter, PA
Hour by hour · 24h
24-Hour ForecastHostetter, PA: 24-hour forecast. Temperatures range from 69 to 87 degrees Fahrenheit with a 84% chance of precipitation at 8 PM.
L 69°H 87°
Hostetter, PA
7-day forecast
  1. Today
    Jul 4
    Heavy Rain
    84%
    1.6″
    90°68°—
  2. Sunday
    Jul 5
    Heavy Showers
    41%
    0.35″
    87°69°-3°
  3. Monday
    Jul 6
    Thunderstorm
    81%
    0.02″
    81°68°-6°
  4. Tuesday
    Jul 7
    Thunderstorm
    55%
    —
    76°66°-5°
  5. Wednesday
    Jul 8
    Light Showers
    18%
    0.01″
    81°67°+5°
  6. Thursday
    Jul 9
    Light Drizzle
    29%
    —
    83°63°+2°
  7. Friday
    Jul 10
    Light Drizzle
    71%
    —
    77°67°-6°
Hostetter, PA
Next 24 hours · Mild now
HOT 90°64°77°90°6p12a6a12pnow 72°high 87°low 69°PRECIP %
Hostetter, PA
Anemometer · 24h winds · from true
NESW
From · True
WSW
237° · veering 31°
Direction
WSW
237°
Sustained
10
mph
Gust
17
mph
Peak 24h
28
avg 7
Beaufort · 3 · GENTLE 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 7 · pk 28 @ 8:00p
0102030MPHB1B2B3B4B5B6B7-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 287SUSTGUST
−24h−18h−12h−6hnow
Light breeze veering 31° from the wsw.
Hostetter, PA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
975.1
+1.0 mb in 3h · rising · 28.79 inHg
Now
975.1
mb
3h
+1.0
mb
12h
-1.7
mb
24h
-1.9
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 973–979
965970975980985-21h-18h-15h-12h-9h-6h-3h-24hNOW978.9973.3975.2
−24h−18h−12h−6hnow
The low is filling — pressure climbing out of storm territory.
Hostetter, PA
Air quality
100
AQI
Moderate
↑+49 in 6h

AQI 100 (Moderate), driven by Ozone. AQI up 49 in the last 6 hours — air quality is degrading. Ozone at AQI 43 now. With UV 0.1 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 7 around 1 PM.

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

PM 2.5Good
6.4μg/m³
PM 10Good
7μg/m³
NO₂Good
4μg/m³
OzoneDRIVERModerate
92μg/m³
UV IndexLow
0.1

What's driving it

Ozone × UV × Sky

Ozone at AQI 43 now. With UV 0.1 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 7 around 1 PM.

Present
AQI 43
UV peak
0.1 at 1 PM
Sky at peak
partly cloudy
Projected peak
AQI 7

PM × Wind × Precip

PM scrubbed by 3 hours of recent rain — PM2.5 down to 6.4 µg/m³, PM10 to 6.5 µg/m³.

PM2.5/PM10
0.98
Wind
breezy
Recent rain
3h 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/m³300
Hostetter, PA
Sky cover · visibility · 24h
Cloud cover
100%
OVERCAST
100%0%−24h−18h−12h−6hnow
Visibility
1.8mi
MIST/HAZE
70 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
00:26 UTC · Hostetter, PA · 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
00:26 UTC · Hostetter, PA · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Hostetter, PA
Satellite · infrared · animated
Hostetter, PA
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Hostetter, PA
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:21 AM
Sunrise
1:53 AM
Daylight
14h 57m
Sunset
4:50 PM
Civil dusk
9:24 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Hostetter, PA
The moon
Waning Gibbous
77% illuminated
Moonrise
11:35 PM
Moonset
11:27 AM
In sign
♓︎ Pisces
Hostetter, PA
Microseason
Jul 1–5

Cicadas claim the afternoon

fish
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Hostetter at a glance

  • Today vs. normal: 3°F below the seasonal normal for this latitude
  • Last frost: April 18 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

ZIP code: 15638

16-Day Forecast — Hostetter

  1. Sat90°68°84%
  2. Sun87°69°41%
  3. Mon81°68°81%
  4. Tue76°66°55%
  5. Wed81°67°18%
  6. Thu83°63°29%
  7. Fri77°67°71%
  8. Sat78°61°57%
  9. Sun78°56°29%
  10. Mon79°54°31%
  11. Tue79°59°21%
  12. Wed80°60°35%
  13. Thu77°55°35%
  14. Fri87°61°34%
  15. Sat86°65°32%
  16. Sun74°66°46%

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 — Hostetter

SPC has placed Hostetter in the Slight Risk category for severe thunderstorms today.

  • TODAYSLGTSlight Risk
  • TOMORROWMRGLMarginal Risk
  • 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.

January 1–5: The year turns in silence.January 6–10: Ice thickens on still water.January 11–15: Shortest shadows lengthen.January 16–20: Pheasants begin to call.January 21–25: Springs begin to thaw.January 26–31: Chickadees announce dawn.February 1–5: East wind softens the frost.February 6–10: Sap begins to rise.February 11–15: First snowdrops appear.February 16–20: Red-winged blackbirds return.February 21–25: Rain begins to replace snow.February 26–28: Skunk cabbage pushes through ice.March 1–5: Ice withdraws from the reservoir.March 6–10: Crocuses open to weak sun.March 11–15: Peepers call from the marsh.March 16–20: Woodcocks spiral at dusk.March 21–25: Equinox — light overtakes dark.March 26–31: Forsythia opens along the fences.April 1–5: Cherry blossoms drift like snow.April 6–10: Warblers appear in the understory.April 11–15: Magnolias bloom and fall in a day.April 16–20: Dogwoods float above the forest.April 21–25: Lilacs perfume the evening.April 26–30: Last frost releases the garden.May 1–5: Warblers flood the Ramble.May 6–10: Tulip poplars light their candles.May 11–15: Shad run up the rivers.May 16–20: Roses open along the stoops.May 21–25: Firefly scouts appear at dusk.May 26–31: Strawberries ripen in the sun.June 1–5: Fireflies rise from the lawn.June 6–10: Elderflowers open in hedgerows.June 11–15: Solstice approaches — longest light.June 16–20: Honeysuckle sweetens the night.June 21–25: Solstice — the sun stands still.June 26–30: Lightning bugs drift through oaks.July 1–5: Cicadas claim the afternoon.July 6–10: Queen Anne's lace lines the roads.July 11–15: Thunder builds each afternoon.July 16–20: Corn reaches for the tassels.July 21–25: Dog days settle in the haze.July 26–31: Katydids begin their chorus.August 1–5: Night falls a minute earlier.August 6–10: Sunflowers face the morning.August 11–15: Goldenrod begins to bloom.August 16–20: Crickets pulse through warm nights.August 21–25: First cool morning surprises.August 26–31: Monarchs stage for flight.September 1–5: School buses reappear.September 6–10: Asters purple the roadsides.September 11–15: Hawk migration over the Hudson.September 16–20: Equinox — dark overtakes light.September 21–25: Apples hang heavy on the branch.September 26–30: Geese begin to chevron south.October 1–5: Witch hazel blooms as others fade.October 6–10: Maples begin to blaze.October 11–15: Frost paints the garden black.October 16–20: Oaks turn bronze and russet.October 21–25: Leaves rattle down the gutters.October 26–31: Clocks fall back — dusk at five.November 1–5: Ginkgos drop overnight.November 6–10: Last leaves cling stubbornly.November 11–15: Juncos arrive from the north.November 16–20: Bare branches reveal the sky.November 21–25: First flurries dust the rooftops.November 26–30: Woodsmoke curls through the block.December 1–5: Darkness settles before dinner.December 6–10: Holly and winterberry persist.December 11–15: Shortest day approaches.December 16–20: Ice begins to form at the edges.December 21–25: Solstice — the sun begins 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 afternoon

Annual cicada buzz begins, peaking in the heat of the day.

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

Hostetter's warmest month is July (~71°F mean) and its coldest is January (~29°F). Rainfall peaks in June (4.9 inches) and bottoms out in February (2.2 inches).

MonthMean tempPrecipRainy days
January29°3.3″8
February31°2.2″6
March39°3.4″8
April49°3.6″9
May59°4.3″9
June67°4.9″9
July71°4.4″9
August70°4.0″7
September63°3.5″7
October52°3.2″6
November42°3.4″7
December34°3.8″8

Regional context

Per NOAA NCEI 1991-2020 normals, Hostetter runs from a 29°F January mean to 71°F in July, a 42°F seasonal spread, with near 43.9 inches of precipitation across about 92 wet days.

Hostetter's precipitation spreads evenly: June peaks at 4.9 inches on 9.0 wet days, while February holds 2.2 inches over 5.8 — no month dominates Hostetter's rain calendar. That lines Hostetter up with places like St. Vincent College, PA, Youngstown, PA and Lawson Heights, PA, fed by overlapping storm tracks.

Once Hostetter passes mid-April, overnight freezes fade and kale, peas, spinach, and parsnips can be sown. Hostetter's heat-lovers — tomatoes, peppers, squash — hold off until Hostetter's frost risk clears, 10-14 days on. The season ends by mid-November in Hostetter, once hard frosts set back in. A creek-bottom lot in Hostetter can lag Hostetter's last frost 7-10 days behind a south slope.

Similar climates: St. Vincent College, PA, Youngstown, PA, Lawson Heights, PA, Latrobe, PA, Loyalhanna, PA.

Frequently asked

When does it freeze in Hostetter?
In Hostetter, expect the last spring frost near mid-April; Hostetter's first autumn frost comes around mid-November.
What is the rainy season in Hostetter?
Rainfall in Hostetter peaks in June near 4.9 inches, out of about 44 inches annually.
What is the warmest month in Hostetter?
On average July tops the year in Hostetter at about 71°F.
What is the coldest month in Hostetter?
The coldest stretch in Hostetter falls in January, around 29°F on average.
When can I start a vegetable garden in Hostetter?
In Hostetter, sow peas and hardy greens around mid-April; Hostetter's tomatoes and peppers wait two weeks more.
How many rainy days does Hostetter get?
Hostetter averages about 92 days with measurable rain or snow each year.
What hardiness zone is Hostetter?
With January around 29°F, Hostetter's zone reflects that minimum — the USDA ZIP map confirms Hostetter's band.
What is the 10-day forecast for Hostetter?
Hostetter'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 Hostetter?
See this week's day-by-day rain chances for Hostetter in the daily forecast above, and the next 24 hours in the hourly chart.
What is the weather like right now in Hostetter?
Current conditions for Hostetter and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
How often is the Hostetter forecast updated?
The Hostetter forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
When are sunrise and sunset in Hostetter?
Today's sunrise and sunset times for Hostetter 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 Hostetter?
The next few days in Hostetter's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.

Climate

The warm-summer humid continental climate of Hostetter, Pennsylvania carries typical Januarys near 29°F and Julys around 71°F — 42°F of seasonal travel.

In a typical year Hostetter records about 44 inches of precipitation on around 92 days.

From 40.3°N, Hostetter sees a 42°F seasonal swing that governs Hostetter's planting and frost windows.

All cities in Pennsylvania →

Pittsburgh, PA weather →

ZIP codes in Hostetter

  • 15638
  • 15650

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.