Harmony, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Harmony weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle52%—94°69°—
- SundayJul 5Heavy Rain74%0.57″85°70°-9°
- MondayJul 6T-storm w/ Hail72%0.76″80°66°-5°
- TuesdayJul 7Light Drizzle28%—84°64°+4°
- WednesdayJul 8Overcast——87°60°+3°
- ThursdayJul 9Overcast50%—88°65°+1°
- FridayJul 10Light Drizzle52%—82°66°-6°
AQI 51 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 12.8 µg/m³ (AQI 58) 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.
What's driving it
Ozone × UV × Sky
Ozone at AQI 41. Overcast through the UV peak window (cloud cover ~67%) — afternoon ozone should stay flat.
- Present
- AQI 41
- UV peak
- 3.7 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 10
PM × Wind × Precip
PM2.5 at 12.8 µg/m³ (AQI 58) 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
- 11:15 PM
- Moonset
- 10:23 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Harmony at a glance
- Today vs. normal: 5°F above the seasonal normal for this latitude
- Last frost: April 21 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 16037
16-Day Forecast — Harmony
- Sat94°69°52%
- Sun85°70°74%
- Mon80°66°72%
- Tue84°64°28%
- Wed87°60°9%
- Thu88°65°50%
- Fri82°66°52%
- Sat85°65°34%
- Sun79°62°27%
- Mon75°58°16%
- Tue79°58°14%
- Wed88°65°40%
- Thu91°66°39%
- Fri85°69°49%
- Sat84°68°35%
- Sun85°64°39%
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 — Harmony
SPC has placed Harmony 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 Harmony
- 16063
- 16037