Cosumne, CA Weather Forecast
Local 7-day forecast
Patchy Fog then Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Cosumne, CA in one place.
Patchy fog between 7am and 8am. Mostly sunny. High near 70, with temperatures falling to around 66 in the afternoon. Northwest wind around 3 mph.
Local Weather Overview
This forecast page for Cosumne, 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: Nov 7, 2026 8:26 AM PST.
The active forecast window currently covers Nov 8 to Nov 13, 2026 for Cosumne, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 8 to Nov 13, 2026
- Latest sync
- Nov 7, 2026 8:26 AM PST
- Forecast office
- STO
- Source
- NOAA / NWS
Daily Outlook
This Week in Cosumne
Veterans Day looks like the warmest upcoming period in Cosumne at 74 degrees F.
Sunday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Friday Night at about 6 to 10 mph SSE.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 7, 2026 8:26 AM PST
- Coverage
- 7 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
Partly cloudy, with a low around 44. East wind around 2 mph.
Mostly sunny, with a high near 71. West northwest wind 1 to 5 mph.
Mostly clear, with a low around 44.
Sunny, with a high near 73.
Mostly clear, with a low around 46.
Sunny, with a high near 74.
Mostly clear, with a low around 48.
A slight chance of rain between 10am and 4pm. Mostly sunny, with a high near 71.
Partly cloudy, with a low around 47.
A chance of rain after 10am. Partly sunny, with a high near 67.
A chance of rain. Mostly cloudy, with a low around 47.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Nov 8
|
Patchy Fog then Mostly Sunny
|
70°F |
3 mph
NW
|
|
Sunday Night
Nov 8
|
Partly Cloudy
|
44°F |
2 mph
E
|
|
Monday
Nov 9
|
Mostly Sunny
|
71°F |
1 to 5 mph
WNW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
44°F |
0 to 3 mph
N
|
|
Tuesday
Nov 10
|
Sunny
|
73°F |
5 mph
NNW
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
46°F |
3 mph
E
|
|
Veterans Day
Nov 11
|
Sunny
|
74°F |
3 mph
NNW
|
|
Wednesday Night
Nov 11
|
Mostly Clear
|
48°F |
3 mph
ENE
|
|
Thursday
Nov 12
|
Slight Chance Light Rain
|
71°F |
3 mph
SW
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
47°F |
3 mph
ESE
|
|
Friday
Nov 13
|
Chance Light Rain
|
67°F |
6 mph
SSE
|
|
Friday Night
Nov 13
|
Chance Light Rain
|
47°F |
6 to 10 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cosumne.