Tuolumne County, CA Weather Forecast
County weather hub
Sunny
Compare major city weather across Tuolumne County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 66.
County Weather Overview
This county weather page brings together forecast coverage for Tuolumne County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Tuolumne County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 18 to May 21, 2026
- Latest sync
- May 14, 2026 11:08 PM PDT
- Forecast office
- STO
- Source
- NOAA / NWS
Daily Outlook
This Week in Tuolumne County
Thursday looks like the warmest upcoming period in Tuolumne County at 75 degrees F.
Monday Night is the coolest period ahead with temperatures near 43 degrees F.
The strongest winds are forecast for Monday at about 5 to 10 mph SSW.
The forecast from May 18 through May 21 stays mostly dry.
Forecast Details
- Last updated
- May 14, 2026 11:08 PM PDT
- Coverage
- 4 days
- Time zone
- America/Los_Angeles
- Forecast office
- STO
- Radar station
- KDAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 43.
Sunny, with a high near 70.
Clear, with a low around 46.
Sunny, with a high near 74.
Clear, with a low around 49.
Sunny, with a high near 75.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
May 18
|
Sunny
|
66°F |
5 to 10 mph
SSW
|
|
Monday Night
May 18
|
Clear
|
43°F |
2 to 8 mph
N
|
|
Tuesday
May 19
|
Sunny
|
70°F |
3 to 8 mph
SSE
|
|
Tuesday Night
May 19
|
Clear
|
46°F |
2 to 7 mph
NW
|
|
Wednesday
May 20
|
Sunny
|
74°F |
2 to 8 mph
SW
|
|
Wednesday Night
May 20
|
Clear
|
49°F |
2 to 7 mph
N
|
|
Thursday
May 21
|
Sunny
|
75°F |
2 to 9 mph
WSW
|
Major City Forecasts
Live forecast snapshots for major cities across Tuolumne County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Tuolumne County.
Largest mapped city population in this region: 4,833.
