Morris Run, Pennsylvania Weather
Fireflies rise from the lawn. Day 77 of spring. Read this microseason across nine climate regions →
Morris Run weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Clear——78°44°—
- ThursdayJun 4Overcast——80°55°+2°
- FridayJun 5Overcast——81°58°+1°
- SaturdayJun 6Showers55%—79°58°-2°
- SundayJun 7Showers42%—70°58°-9°
- MondayJun 8Light Drizzle12%—73°52°+3°
- TuesdayJun 9Overcast10%—75°47°+2°
Ozone at AQI 33. AQI flat over the last 6 hours (within ±3 points). Overcast through the UV peak window (cloud cover ~82%) — afternoon ozone should stay flat.
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 33. Overcast through the UV peak window (cloud cover ~82%) — afternoon ozone should stay flat.
- Present
- AQI 33
- UV peak
- 0.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 4
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).










































A summer fog for fair, a winter fog for rain.
- Moonrise
- 3:42 AM
- Moonset
- 1:03 PM
- In sign
- ♑︎ Capricorn
Fireflies rise from the lawn
Morris Run at a glance
- Today vs. normal: 7°F below the seasonal normal for this latitude
- Last frost: April 26 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 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.