Leechburg, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Leechburg weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle38%0.01″97°68°—
- SundayJul 5Overcast78%—90°71°-7°
- MondayJul 6T-storm w/ Hail76%0.02″80°67°-10°
- TuesdayJul 7Overcast25%—84°64°+4°
- WednesdayJul 8Overcast——87°59°+3°
- ThursdayJul 9Overcast46%—90°65°+3°
- FridayJul 10Heavy Drizzle55%—81°66°-9°
AQI 53 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 13.8 µg/m³ (AQI 60) with a 0.98 fine-to-coarse ratio and 2 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 during the projected peak around 7 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 35 now. With UV 3.7 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 17 around 1 PM.
- Present
- AQI 35
- UV peak
- 3.7 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 17
PM × Wind × Precip
PM2.5 at 13.8 µg/m³ (AQI 60) with a 0.98 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.98
- 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
- 11:13 PM
- Moonset
- 10:21 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Leechburg at a glance
- Today vs. normal: 6°F above the seasonal normal for this latitude
- Last frost: April 20 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 15656
16-Day Forecast — Leechburg
- Sat95°68°38%
- Sun90°71°78%
- Mon80°67°76%
- Tue84°64°25%
- Wed87°59°9%
- Thu90°65°46%
- Fri81°66°55%
- Sat84°68°40%
- Sun78°65°28%
- Mon75°60°16%
- Tue78°59°17%
- Wed88°65°26%
- Thu92°66°35%
- Fri92°69°52%
- Sat83°69°46%
- Sun88°66°45%
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 — Leechburg
SPC has placed Leechburg 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.
ZIP codes in Leechburg
- 15656