Chesterfield, PA Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Chesterfield, PA in one place.
Partly sunny, with a high near 66. Northwest wind around 10 mph, with gusts as high as 22 mph.
Local Weather Overview
This forecast page for Chesterfield, PA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 14, 2026 4:26 AM EDT.
The active forecast window currently covers May 15 to May 20, 2026 for Chesterfield, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 15 to May 20, 2026
- Latest sync
- May 14, 2026 4:26 AM EDT
- Forecast office
- CTP
- Source
- NOAA / NWS
Daily Outlook
This Week in Chesterfield
Tuesday looks like the warmest upcoming period in Chesterfield at 91 degrees F.
Friday Night is the coolest period ahead with temperatures near 46 degrees F.
The strongest winds are forecast for Tuesday at about 2 to 12 mph SW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- May 14, 2026 4:26 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- CTP
- Radar station
- KCCX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 46. West wind 2 to 7 mph.
A slight chance of rain showers between 2pm and 5pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 78. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
A slight chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Rain showers likely before 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 85.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
May 15
|
Partly Sunny
|
66°F |
10 mph
NW
|
|
Friday Night
May 15
|
Partly Cloudy
|
46°F |
2 to 7 mph
W
|
|
Saturday
May 16
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
78°F |
2 to 9 mph
SW
|
|
Saturday Night
May 16
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
59°F |
8 mph
SW
|
|
Sunday
May 17
|
Chance Rain Showers
|
81°F |
9 mph
W
|
|
Sunday Night
May 17
|
Chance Showers And Thunderstorms then Partly Cloudy
|
59°F |
0 to 6 mph
SW
|
|
Monday
May 18
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
1 to 7 mph
S
|
|
Monday Night
May 18
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
64°F |
2 to 6 mph
S
|
|
Tuesday
May 19
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
91°F |
2 to 12 mph
SW
|
|
Tuesday Night
May 19
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
66°F |
3 to 9 mph
W
|
|
Wednesday
May 20
|
Rain Showers Likely
|
85°F |
5 to 10 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Chesterfield.