Arnold, CA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Arnold, CA in one place.
Sunny. High near 78, with temperatures falling to around 74 in the afternoon. West northwest wind 2 to 8 mph.
Local Weather Overview
This forecast page for Arnold, 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 5:48 PM PDT.
The active forecast window currently covers Sep 15 to Sep 20, 2026 for Arnold, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 20, 2026
- Latest sync
- Sep 14, 2026 5:48 PM PDT
- Forecast office
- EKA
- Source
- NOAA / NWS
Daily Outlook
This Week in Arnold
Saturday looks like the warmest upcoming period in Arnold at 79 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Tuesday at about 2 to 8 mph WNW.
The forecast from Sep 15 through Sep 20 stays mostly dry.
Forecast Details
- Last updated
- Sep 14, 2026 5:48 PM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- EKA
- Radar station
- KBHX
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 48. Northwest wind around 6 mph.
Sunny, with a high near 70. West northwest wind 3 to 7 mph.
Mostly clear, with a low around 49. South southeast wind 2 to 6 mph.
Sunny, with a high near 73.
Clear, with a low around 50.
Sunny, with a high near 76.
Mostly clear, with a low around 51.
Sunny, with a high near 79.
Mostly clear, with a low around 53.
Sunny, with a high near 78.
Partly cloudy, with a low around 52.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Sep 15
|
Sunny
|
78°F |
2 to 8 mph
WNW
|
|
Tuesday Night
Sep 15
|
Mostly Clear
|
48°F |
6 mph
NW
|
|
Wednesday
Sep 16
|
Sunny
|
70°F |
3 to 7 mph
WNW
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
49°F |
2 to 6 mph
SSE
|
|
Thursday
Sep 17
|
Sunny
|
73°F |
2 to 7 mph
SSW
|
|
Thursday Night
Sep 17
|
Clear
|
50°F |
2 to 7 mph
NNW
|
|
Friday
Sep 18
|
Sunny
|
76°F |
2 to 7 mph
WNW
|
|
Friday Night
Sep 18
|
Mostly Clear
|
51°F |
2 to 7 mph
N
|
|
Saturday
Sep 19
|
Sunny
|
79°F |
2 to 6 mph
NNE
|
|
Saturday Night
Sep 19
|
Mostly Clear
|
53°F |
2 to 6 mph
NNW
|
|
Sunday
Sep 20
|
Sunny
|
78°F |
2 to 6 mph
NNW
|
|
Sunday Night
Sep 20
|
Partly Cloudy
|
52°F |
2 to 6 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Arnold.