National Weather Service Forecast for: Jamestown, NY
Issued by: National Weather Service Buffalo/Cheektowaga, NY
Updated: Fri, 05-Jun-2026 9:34am EDT

Chautauqua NY
 
This
Afternoon
This Afternoon: Mostly Sunny
Mostly Sunny
Saturday

Saturday: Showers And Thunderstorms
Showers And T-Storms
Sunday

Sunday: Mostly Sunny
Mostly Sunny
Monday

Monday: Sunny
Sunny
Tuesday

Tuesday: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms
Wednesday

Wednesday: Chance Rain Showers
Chance Rain Showers
Thursday

Thursday: Chance Rain Showers
Chance Rain Showers
 
Hi 84 °F Hi 80 °F Hi 79 °F Hi 85 °F Hi 86 °F Hi 85 °F Hi 86 °F  
 
Tonight

Tonight: Mostly Cloudy then Showers And Thunderstorms Likely
Mostly Cloudy then Showers And T-Storms Likely
Saturday
Night
Saturday Night: Showers And Thunderstorms
Showers And T-Storms
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Thursday
Night
Thursday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
 
Lo 63 °F Lo 59 °F Lo 55 °F Lo 57 °F Lo 62 °F Lo 64 °F Lo 65 °F  

 

This Afternoon
 
Mostly sunny, with a high near 84. West wind around 12 mph.
Tonight
 
A chance of rain showers between 2am and 5am, then showers and thunderstorms likely. Mostly cloudy, with a low around 63. Southwest wind 3 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Saturday
 
Showers and thunderstorms. Mostly cloudy, with a high near 80. Southwest wind 10 to 14 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Saturday Night
 
Showers and thunderstorms before 2am. Mostly cloudy, with a low around 59. West wind 3 to 12 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Sunday
 
Mostly sunny, with a high near 79. Northwest wind 3 to 8 mph.
Sunday Night
 
Mostly clear, with a low around 55. Northeast wind 2 to 7 mph.
Monday
 
Sunny, with a high near 85. Southeast wind 2 to 6 mph.
Monday Night
 
Mostly clear, with a low around 57. Southeast wind around 6 mph.
Tuesday
 
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Tuesday Night
 
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Wednesday
 
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Wednesday Night
 
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Thursday
 
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Thursday Night
 
A chance of showers and thunderstorms. Partly cloudy, with a low around 65.

 

Forecast from NOAA-NWS for Jamestown, NY.