Jamestown, NY Weather Forecast
Local 7-day forecast
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Jamestown, NY in one place.
A slight chance of rain showers between 8am and 11am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 79. Southwest wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Jamestown, NY 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: Oct 12, 2026 4:45 AM EDT.
The active forecast window currently covers Oct 13 to Oct 18, 2026 for Jamestown, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 13 to Oct 18, 2026
- Latest sync
- Oct 12, 2026 4:45 AM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Jamestown
Tuesday looks like the warmest upcoming period in Jamestown at 79 degrees F.
Saturday Night is the coolest period ahead with temperatures near 29 degrees F.
The strongest winds are forecast for Friday at about 10 to 18 mph W.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 12, 2026 4:45 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- BUF
- Radar station
- KBUF
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 60. West wind 6 to 13 mph. Chance of precipitation is 30%.
A chance of rain showers after 8am. Mostly cloudy, with a high near 69. West wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers before 8pm. Mostly cloudy, with a low around 48. North wind around 7 mph. Chance of precipitation is 50%.
A chance of rain showers after 2pm. Partly sunny, with a high near 66. Northeast wind around 5 mph. Chance of precipitation is 30%.
A chance of rain showers before 8pm, then showers and thunderstorms. Mostly cloudy, with a low around 51. Chance of precipitation is 80%.
Rain showers. Cloudy, with a high near 62. Chance of precipitation is 80%.
Rain showers before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 80%.
A chance of rain and snow showers. Partly sunny, with a high near 46. Chance of precipitation is 40%.
A slight chance of rain and snow showers before 8pm. Mostly clear, with a low around 29.
Sunny, with a high near 56.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Oct 13
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
79°F |
9 to 15 mph
SW
|
|
Tuesday Night
Oct 13
|
Chance Showers And Thunderstorms
|
60°F |
6 to 13 mph
W
|
|
Wednesday
Oct 14
|
Chance Rain Showers
|
69°F |
5 to 8 mph
W
|
|
Wednesday Night
Oct 14
|
Chance Rain Showers then Mostly Cloudy
|
48°F |
7 mph
N
|
|
Thursday
Oct 15
|
Partly Sunny then Chance Rain Showers
|
66°F |
5 mph
NE
|
|
Thursday Night
Oct 15
|
Showers And Thunderstorms
|
51°F |
5 to 10 mph
S
|
|
Friday
Oct 16
|
Rain Showers
|
62°F |
10 to 18 mph
W
|
|
Friday Night
Oct 16
|
Rain Showers then Chance Rain And Snow Showers
|
33°F |
15 to 18 mph
NW
|
|
Saturday
Oct 17
|
Chance Rain And Snow Showers
|
46°F |
16 mph
NW
|
|
Saturday Night
Oct 17
|
Slight Chance Rain And Snow Showers then Mostly Clear
|
29°F |
3 to 13 mph
W
|
|
Sunday
Oct 18
|
Sunny
|
56°F |
5 to 10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Jamestown.
