Chadds Ford, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Chadds Ford weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast30%—101°76°—
- SundayJul 5Heavy Rain87%0.72″97°72°-4°
- MondayJul 6Thunderstorm87%0.34″77°65°-20°
- TuesdayJul 7Light Drizzle73%—68°59°-9°
- WednesdayJul 8Overcast15%—83°56°+15°
- ThursdayJul 9Light Drizzle27%—90°64°+7°
- FridayJul 10Drizzle32%—91°69°+1°
AQI 57 (Moderate), driven by PM2.5. AQI up 6 over the last 6 hours (gradual rise). PM2.5 at 16.6 µg/m³ (AQI 65) with a 0.89 fine-to-coarse ratio and 5 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 during the projected peak around 6 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 39 now. With UV 1.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 9 around 1 PM.
- Present
- AQI 39
- UV peak
- 1.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 9
PM × Wind × Precip
PM2.5 at 16.6 µg/m³ (AQI 65) with a 0.89 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.89
- Wind
- light
- 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
- 10:55 PM
- Moonset
- 10:06 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Chadds Ford at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: April 15 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 19317
16-Day Forecast — Chadds Ford
- Sat101°76°30%
- Sun97°72°87%
- Mon77°65°87%
- Tue68°59°73%
- Wed83°56°15%
- Thu90°64°27%
- Fri91°69°32%
- Sat84°71°32%
- Sun73°66°32%
- Mon72°65°14%
- Tue83°63°15%
- Wed89°67°24%
- Thu92°72°23%
- Fri93°74°34%
- Sat80°70°39%
- Sun86°69°35%
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 — Chadds Ford
SPC has placed Chadds Ford in the Enhanced Risk category for severe thunderstorms today.
- TODAYENHEnhanced Risk
- TOMORROWSLGTSlight Risk
- DAY 3TSTMGeneral Thunderstorms
Numerous severe storms likely. Tornadoes, large hail, and damaging wind gusts possible across the area. Track NWS warnings if storms develop.
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 Chadds Ford
- 19317