Sun Valley, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Sun Valley weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast32%—92°71°—
- SundayJul 5Heavy Drizzle94%0.09″88°70°-4°
- MondayJul 6Showers94%0.77″68°60°-20°
- TuesdayJul 7Drizzle62%0.11″68°55°0°
- WednesdayJul 8Overcast18%—83°54°+15°
- ThursdayJul 9Light Drizzle37%0.01″84°59°+1°
- FridayJul 10Light Drizzle42%—84°65°0°
AQI 50 (Good), driven by PM2.5. AQI up 7 over the last 6 hours (gradual rise). PM2.5 at 8.8 µg/m³, PM10 at 9.4 µg/m³ — typical background levels with no transport signature.
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 now. With UV 4.7 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 26 around 1 PM.
- Present
- AQI 41
- UV peak
- 4.7 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 26
PM × Wind × Precip
PM2.5 at 8.8 µg/m³, PM10 at 9.4 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.94
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 10:56 PM
- Moonset
- 10:04 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Sun Valley at a glance
- Today vs. normal: 8°F above the seasonal normal for this latitude
- Last frost: April 22 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Sun Valley
- Sat92°71°32%
- Sun88°70°94%
- Mon68°60°94%
- Tue68°55°62%
- Wed83°54°18%
- Thu84°59°37%
- Fri84°65°42%
- Sat79°67°29%
- Sun67°62°33%
- Mon65°60°18%
- Tue79°58°19%
- Wed81°61°29%
- Thu91°67°31%
- Fri90°67°45%
- Sat79°67°42%
- Sun86°62°38%
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 — Sun Valley
SPC has placed Sun Valley 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 Sun Valley
- 18330