Grayson, CA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Grayson, CA in one place.
Sunny. High near 90, with temperatures falling to around 88 in the afternoon. Northeast wind around 3 mph.
Local Weather Overview
This forecast page for Grayson, 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: Sep 14, 2026 6:05 PM PDT.
The active forecast window currently covers Sep 15 to Sep 20, 2026 for Grayson, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 20, 2026
- Latest sync
- Sep 14, 2026 6:05 PM PDT
- Forecast office
- STO
- Source
- NOAA / NWS
Daily Outlook
This Week in Grayson
Saturday looks like the warmest upcoming period in Grayson at 91 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Friday at about 2 to 8 mph NW.
The forecast from Sep 15 through Sep 20 stays mostly dry.
Forecast Details
- Last updated
- Sep 14, 2026 6:05 PM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- STO
- Radar station
- KMUX
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 57. West wind around 2 mph.
Sunny, with a high near 86. Northwest wind 2 to 7 mph.
Mostly clear, with a low around 55.
Sunny, with a high near 83.
Clear, with a low around 58.
Sunny, with a high near 88.
Clear, with a low around 60.
Sunny, with a high near 91.
Mostly clear, with a low around 60.
Sunny, with a high near 90.
Mostly clear, with a low around 59.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Sep 15
|
Sunny
|
90°F |
3 mph
NE
|
|
Tuesday Night
Sep 15
|
Mostly Clear
|
57°F |
2 mph
W
|
|
Wednesday
Sep 16
|
Sunny
|
86°F |
2 to 7 mph
NW
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
55°F |
1 to 7 mph
WNW
|
|
Thursday
Sep 17
|
Sunny
|
83°F |
2 to 6 mph
NW
|
|
Thursday Night
Sep 17
|
Clear
|
58°F |
2 to 6 mph
NW
|
|
Friday
Sep 18
|
Sunny
|
88°F |
2 to 8 mph
NW
|
|
Friday Night
Sep 18
|
Clear
|
60°F |
1 to 8 mph
WNW
|
|
Saturday
Sep 19
|
Sunny
|
91°F |
2 to 7 mph
NW
|
|
Saturday Night
Sep 19
|
Mostly Clear
|
60°F |
1 to 7 mph
WNW
|
|
Sunday
Sep 20
|
Sunny
|
90°F |
2 to 7 mph
NNW
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
59°F |
2 to 7 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grayson.