Twin Rocks, Pennsylvania Weather
Solstice approaches — longest light. Day 88 of spring. Read this microseason across nine climate regions →
Twin Rocks weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Overcast16%—65°53°—
- TuesdayJun 16Overcast——70°48°+5°
- WednesdayJun 17Overcast13%—74°57°+4°
- ThursdayJun 18Showers77%0.39″82°59°+8°
- FridayJun 19Light Drizzle32%—74°55°-8°
- SaturdayJun 20Light Drizzle12%—70°49°-4°
- SundayJun 21Overcast16%—68°48°-2°
AQI 30 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 34 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
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 34 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 34
- UV peak
- 1.4 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 34
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
- 5:45 AM
- Moonset
- 9:03 PM
- In sign
- ♋︎ Cancer
Solstice approaches — longest light
Twin Rocks at a glance
- Today vs. normal: 11°F below the seasonal normal for this latitude
- Last frost: April 19 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Twin Rocks
- Mon65°53°16%
- Tue70°48°2%
- Wed74°57°13%
- Thu82°59°77%
- Fri74°55°32%
- Sat70°49°12%
- Sun68°48°16%
- Mon59°55°45%
- Tue73°56°45%
- Wed60°58°19%
- Thu73°58°26%
- Fri73°57°56%
- Sat75°54°43%
- Sun90°57°29%
- Mon84°66°32%
- Tue77°60°36%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 15, 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 — Twin Rocks
SPC has placed Twin Rocks in the General Thunderstorms category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Twin Rocks
- 15943
- 15931
- 15960