State College, Pennsylvania Weather
Fireflies rise from the lawn. Day 76 of spring. Read this microseason across nine climate regions →
State College weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Clear——81°46°—
- ThursdayJun 4Overcast——84°56°+3°
- FridayJun 5Overcast——82°60°-2°
- SaturdayJun 6Heavy Drizzle56%—81°62°-1°
- SundayJun 7Showers56%0.31″77°58°-4°
- MondayJun 8Light Drizzle—0.01″73°56°-4°
- TuesdayJun 9Partly Cloudy12%—77°48°+4°
Ozone at AQI 43. AQI up 9 over the last 6 hours (gradual rise). Overcast through the UV peak window (cloud cover ~63%) — 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 43. Overcast through the UV peak window (cloud cover ~63%) — afternoon ozone should stay flat.
- Present
- AQI 43
- UV peak
- 0.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
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).
The higher the clouds, the finer the weather.
- Moonrise
- 3:04 AM
- Moonset
- 12:05 PM
- In sign
- ♑︎ Capricorn
Fireflies rise from the lawn
State College at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: April 21 (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 3, 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.