Thermalito, CA Weather Forecast

Local 7-day forecast

95°
F

Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Thermalito, CA in one place.

Saturday, July 18, 2026
Wind: 2 to 6 mph S
Saturday

Sunny, with a high near 95. South wind 2 to 6 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Thermalito, CA 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: Jul 17, 2026 8:01 AM PDT.

The active forecast window currently covers Jul 18 to Jul 23, 2026 for Thermalito, CA.

Page Snapshot

Page focus
city weather
Forecast window
Jul 18 to Jul 23, 2026
Latest sync
Jul 17, 2026 8:01 AM PDT
Forecast office
STO
Source
NOAA / NWS
Next High
95°F
Saturday
Next Low
64°F
Saturday Night
Rain Outlook
0
Periods mentioning precipitation
Windiest
2 to 8 mph
Thursday

Daily Outlook

Today
Jul 18
Sunny
95 °F
/ 64°F
Wind 2 to 6 mph
Sun
Jul 19
Mostly Sunny
95 °F
/ 66°F
Wind 1 to 6 mph
Mon
Jul 20
Partly Sunny
91 °F
/ 66°F
Wind 2 to 6 mph
Tue
Jul 21
Mostly Sunny
94 °F
/ 66°F
Wind 2 to 6 mph
Wed
Jul 22
Sunny
96 °F
/ 65°F
Wind 2 to 6 mph
Thu
Jul 23
Sunny
95 °F
/ 64°F
Wind 2 to 8 mph

This Week in Thermalito

Wednesday looks like the warmest upcoming period in Thermalito at 96 degrees F.

Saturday Night is the coolest period ahead with temperatures near 64 degrees F.

The strongest winds are forecast for Thursday at about 2 to 8 mph S.

The forecast from Jul 18 through Jul 23 stays mostly dry.

Forecast Details

Last updated
Jul 17, 2026 8:01 AM PDT
Coverage
7 days
Time zone
America/Los_Angeles
Forecast office
STO
Radar station
KBBX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Saturday Night
Jul 18
64°F
Mostly Clear
1 to 6 mph SE

Mostly clear, with a low around 64. Southeast wind 1 to 6 mph.

Sunday
Jul 19
95°F
Mostly Sunny
1 to 6 mph SSW

Mostly sunny, with a high near 95. South southwest wind 1 to 6 mph.

Sunday Night
Jul 19
66°F
Mostly Cloudy
2 to 6 mph SSE

Mostly cloudy, with a low around 66.

Monday
Jul 20
91°F
Partly Sunny
2 to 6 mph SSW

Partly sunny, with a high near 91.

Monday Night
Jul 20
66°F
Mostly Cloudy
2 to 6 mph SSE

Mostly cloudy, with a low around 66.

Tuesday
Jul 21
94°F
Mostly Sunny
2 to 6 mph S

Mostly sunny, with a high near 94.

Tuesday Night
Jul 21
66°F
Mostly Clear
2 to 6 mph SSE

Mostly clear, with a low around 66.

Wednesday
Jul 22
96°F
Sunny
2 to 6 mph S

Sunny, with a high near 96.

Wednesday Night
Jul 22
65°F
Mostly Clear
2 to 6 mph SSE

Mostly clear, with a low around 65.

Thursday
Jul 23
95°F
Sunny
2 to 8 mph S

Sunny, with a high near 95.

Thursday Night
Jul 23
64°F
Mostly Clear
3 to 8 mph SSE

Mostly clear, with a low around 64.

Detailed Forecast

Period Conditions Temp Wind
Saturday
Jul 18
Sunny
95°F
2 to 6 mph
S
Saturday Night
Jul 18
Mostly Clear
64°F
1 to 6 mph
SE
Sunday
Jul 19
Mostly Sunny
95°F
1 to 6 mph
SSW
Sunday Night
Jul 19
Mostly Cloudy
66°F
2 to 6 mph
SSE
Monday
Jul 20
Partly Sunny
91°F
2 to 6 mph
SSW
Monday Night
Jul 20
Mostly Cloudy
66°F
2 to 6 mph
SSE
Tuesday
Jul 21
Mostly Sunny
94°F
2 to 6 mph
S
Tuesday Night
Jul 21
Mostly Clear
66°F
2 to 6 mph
SSE
Wednesday
Jul 22
Sunny
96°F
2 to 6 mph
S
Wednesday Night
Jul 22
Mostly Clear
65°F
2 to 6 mph
SSE
Thursday
Jul 23
Sunny
95°F
2 to 8 mph
S
Thursday Night
Jul 23
Mostly Clear
64°F
3 to 8 mph
SSE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.