Jamestown, PA Weather Forecast
Local 7-day forecast
Chance Rain Showers then Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Jamestown, PA in one place.
A chance of rain showers before 7am, then a chance of rain showers and a slight chance of sleet between 7am and noon. Mostly cloudy, with a high near 49. Northwest wind 14 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Jamestown, 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: Apr 18, 2026 7:16 PM EDT.
The active forecast window currently covers Apr 19 to Apr 24, 2026 for Jamestown, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 19 to Apr 24, 2026
- Latest sync
- Apr 18, 2026 7:16 PM EDT
- Forecast office
- CTP
- Source
- NOAA / NWS
Daily Outlook
This Week in Jamestown
Friday looks like the warmest upcoming period in Jamestown at 77 degrees F.
Monday Night is the coolest period ahead with temperatures near 23 degrees F.
The strongest winds are forecast for Sunday at about 14 to 17 mph NW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 18, 2026 7:16 PM 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
A chance of rain showers between 7pm and 8pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 31. West wind 6 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than half an inch possible.
A slight chance of snow showers before 8am, then a slight chance of rain and snow showers between 8am and 2pm. Mostly sunny, with a high near 41. Northwest wind 8 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New snow accumulation of less than half an inch possible.
Widespread frost between 4am and 5am. Mostly clear, with a low around 23.
Sunny, with a high near 57.
A chance of rain showers after 8pm. Partly cloudy, with a low around 45. Chance of precipitation is 40%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 66. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 44. Chance of precipitation is 30%.
Sunny, with a high near 72.
Mostly clear, with a low around 52.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77.
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Apr 19
|
Chance Rain Showers then Mostly Cloudy
|
49°F |
14 to 17 mph
NW
|
|
Sunday Night
Apr 19
|
Chance Rain And Snow Showers
|
31°F |
6 to 13 mph
W
|
|
Monday
Apr 20
|
Slight Chance Snow Showers
|
41°F |
8 to 14 mph
NW
|
|
Monday Night
Apr 20
|
Mostly Clear then Widespread Frost
|
23°F |
2 to 12 mph
W
|
|
Tuesday
Apr 21
|
Sunny
|
57°F |
2 to 8 mph
SW
|
|
Tuesday Night
Apr 21
|
Chance Rain Showers
|
45°F |
7 mph
SW
|
|
Wednesday
Apr 22
|
Chance Rain Showers
|
66°F |
7 to 12 mph
W
|
|
Wednesday Night
Apr 22
|
Chance Showers And Thunderstorms then Partly Cloudy
|
44°F |
2 to 9 mph
W
|
|
Thursday
Apr 23
|
Sunny
|
72°F |
2 to 8 mph
W
|
|
Thursday Night
Apr 23
|
Mostly Clear
|
52°F |
2 to 6 mph
W
|
|
Friday
Apr 24
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
77°F |
3 to 9 mph
SW
|
|
Friday Night
Apr 24
|
Chance Showers And Thunderstorms
|
55°F |
7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jamestown.