Homestead, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Homestead weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Rain46%0.36″96°70°—
- SundayJul 5Overcast79%—89°72°-7°
- MondayJul 6T-storm w/ Hail73%0.69″83°68°-6°
- TuesdayJul 7Overcast36%—85°65°+2°
- WednesdayJul 8Overcast12%—88°61°+3°
- ThursdayJul 9Light Drizzle50%—90°69°+2°
- FridayJul 10Heavy Drizzle55%—82°68°-8°
AQI 59 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 22.9 µg/m³ (AQI 77) with a 0.99 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
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 38 now. With UV 3.7 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 13 around 1 PM.
- Present
- AQI 38
- UV peak
- 3.7 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 13
PM × Wind × Precip
PM2.5 at 22.9 µg/m³ (AQI 77) with a 0.99 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.99
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 11:14 PM
- Moonset
- 10:23 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Homestead at a glance
- Today vs. normal: 5°F above 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: 15120
16-Day Forecast — Homestead
- Sat96°70°46%
- Sun89°72°79%
- Mon83°68°73%
- Tue85°65°36%
- Wed88°61°12%
- Thu90°69°50%
- Fri82°68°55%
- Sat86°68°39%
- Sun83°65°30%
- Mon75°61°17%
- Tue80°61°16%
- Wed88°66°27%
- Thu93°69°19%
- Fri92°72°45%
- Sat85°70°35%
- Sun89°68°35%
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 — Homestead
SPC has placed Homestead 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.
Microseason · July 1–5
Cicadas claim the afternoon
Annual cicada buzz begins, peaking in the heat of the day.
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
Homestead peaks at about 73°F in July and bottoms near 28°F in January; May brings the heaviest rain (5.4 inches) and February the least (3.1 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 28° | 3.4″ | 20 |
| February | 31° | 3.1″ | 18 |
| March | 39° | 4.1″ | 19 |
| April | 51° | 4.3″ | 20 |
| May | 59° | 5.4″ | 19 |
| June | 68° | 4.7″ | 19 |
| July | 73° | 4.4″ | 18 |
| August | 73° | 4.0″ | 18 |
| September | 66° | 3.4″ | 16 |
| October | 55° | 3.2″ | 15 |
| November | 41° | 3.5″ | 18 |
| December | 32° | 3.9″ | 20 |
Regional context
Per NOAA NCEI 1991-2020 normals, Homestead runs from a 28°F January mean to 73°F in July, a 46°F seasonal spread, with near 47.4 inches of precipitation across about 221 wet days.
Rainfall in Homestead stays even across the calendar: May tops out at 5.4 inches over 19.3 rainy days, and February still logs 3.1 inches across 18.2 — a narrow range for Homestead. That even rhythm groups Homestead with places like West Homestead, PA, Munhall, PA and Whitaker, PA.
Around mid-April, Homestead sheds its freezing nights — kale, peas, spinach, and parsnips go into Homestead's beds. Heat-demanding starts go out a fortnight on in Homestead, after the soil warms and cold snaps clear. Frost returns to Homestead near mid-November, ending the tender-crop season. A creek-bottom lot in Homestead can lag Homestead's last frost 7-10 days behind a south slope.
Similar climates: West Homestead, PA, Munhall, PA, Whitaker, PA, Rankin, PA, Swissvale, PA.
Frequently asked
- When does it freeze in Homestead?
- In Homestead, expect the last spring frost near mid-April; Homestead's first autumn frost comes around mid-November.
- What is the rainy season in Homestead?
- Homestead sees its heaviest rain in May (around 5.4 inches), part of roughly 47 inches a year.
- What is the warmest month in Homestead?
- On average July tops the year in Homestead at about 73°F.
- What is the coldest month in Homestead?
- The coldest stretch in Homestead falls in January, around 28°F on average.
- When can I start a vegetable garden in Homestead?
- In Homestead, sow peas and hardy greens around mid-April; Homestead's tomatoes and peppers wait two weeks more.
- How many rainy days does Homestead get?
- Homestead averages about 221 days with measurable rain or snow each year.
- What hardiness zone is Homestead?
- Because Homestead bottoms near 28°F in January, that winter low sets Homestead's USDA zone — verify by ZIP.
- What is the 10-day forecast for Homestead?
- Homestead'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 Homestead?
- See this week's day-by-day rain chances for Homestead in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Homestead?
- Current conditions for Homestead and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Homestead forecast updated?
- The Homestead forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Homestead?
- Today's sunrise and sunset times for Homestead 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 Homestead?
- The next few days in Homestead's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a warm-summer humid continental zone, Homestead, Pennsylvania swings from 28°F in the heart of winter to 73°F at midsummer — a 45°F arc.
Homestead sees close to 47 inches of precipitation annually, falling across some 221 wet days.
Homestead sits at 40.4°N; that 45°F seasonal swing frames planting windows and frost dates across Homestead.
ZIP codes in Homestead
- 15120