Imperial, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Imperial weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Showers36%0.25″94°69°—
- SundayJul 5Drizzle63%0.03″88°70°-6°
- MondayJul 6Thunderstorm82%0.10″82°66°-6°
- TuesdayJul 7Overcast36%—86°64°+4°
- WednesdayJul 8Partly Cloudy——86°60°0°
- ThursdayJul 9Overcast29%—89°65°+3°
- FridayJul 10Thunderstorm65%—82°66°-7°
AQI 49 (Good), driven by Ozone. Ozone at AQI 115 now. With UV 7.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 112 around 1 PM.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 10 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 115 now. With UV 7.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 112 around 1 PM.
- Present
- AQI 115
- UV peak
- 7.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 112
PM × Wind × Precip
PM2.5 at 7.0 µg/m³ (AQI 39) with a 0.97 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.97
- Wind
- light
- 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
- 11:15 PM
- Moonset
- 10:24 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Imperial at a glance
- Today vs. normal: 17°F above the seasonal normal for this latitude
- Last frost: April 19 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 15126
16-Day Forecast — Imperial
- Sat94°69°36%
- Sun88°70°63%
- Mon82°66°82%
- Tue86°64°36%
- Wed86°60°7%
- Thu89°65°29%
- Fri82°66°65%
- Sat88°66°41%
- Sun80°63°25%
- Mon74°57°20%
- Tue79°57°22%
- Wed86°64°29%
- Thu90°67°23%
- Fri91°68°26%
- Sat84°68°32%
- Sun88°66°25%
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 — Imperial
SPC has placed Imperial 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.
ZIP codes in Imperial
- 15126