Tompkins County, NY Weather Forecast
County weather hub
Mostly Sunny
Compare major city weather across Tompkins County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly sunny, with a high near 79. Northwest wind 0 to 3 mph.
County Weather Overview
This county weather page brings together forecast coverage for Tompkins County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 4 of 4 mapped cities in Tompkins County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Aug 29 to Sep 3, 2026
- Latest sync
- Aug 27, 2026 8:07 PM EDT
- Forecast office
- BGM
- Source
- NOAA / NWS
Daily Outlook
This Week in Tompkins County
Tuesday looks like the warmest upcoming period in Tompkins County at 86 degrees F.
Saturday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Wednesday at about 3 to 8 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 27, 2026 8:07 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- BGM
- Radar station
- KBGM
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 58. East wind around 2 mph.
Mostly sunny, with a high near 84.
A chance of rain showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
A chance of rain showers before 8am, then showers and thunderstorms likely between 8am and 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Rain showers likely before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Mostly Sunny
|
79°F |
0 to 3 mph
NW
|
|
Saturday Night
Aug 29
|
Mostly Clear
|
58°F |
2 mph
E
|
|
Sunday
Aug 30
|
Mostly Sunny
|
84°F |
5 mph
SW
|
|
Sunday Night
Aug 30
|
Mostly Cloudy then Chance Rain Showers
|
64°F |
2 mph
SW
|
|
Monday
Aug 31
|
Showers And Thunderstorms Likely
|
82°F |
1 to 5 mph
SW
|
|
Monday Night
Aug 31
|
Chance Showers And Thunderstorms
|
66°F |
2 mph
SW
|
|
Tuesday
Sep 1
|
Chance Rain Showers
|
86°F |
1 to 5 mph
W
|
|
Tuesday Night
Sep 1
|
Showers And Thunderstorms Likely
|
66°F |
3 mph
SW
|
|
Wednesday
Sep 2
|
Rain Showers Likely
|
83°F |
3 to 8 mph
W
|
|
Wednesday Night
Sep 2
|
Chance Showers And Thunderstorms
|
64°F |
2 to 6 mph
SW
|
|
Thursday
Sep 3
|
Chance Rain Showers
|
81°F |
2 to 7 mph
W
|
Major City Forecasts
Live forecast snapshots for major cities across Tompkins County.
Coverage
Forecast coverage currently spans 4 of 4 mapped cities in Tompkins County.
Largest mapped city population in this region: 30,981.