McArthur, CA Weather Forecast
Local 7-day forecast
Clear
Track current conditions, temperature changes, wind, and the full daily outlook for McArthur, CA in one place.
Clear. Low around 34, with temperatures rising to around 37 overnight. North wind around 5 mph.
Local Weather Overview
This forecast page for McArthur, 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: Oct 15, 2026 5:32 AM PDT.
The active forecast window currently covers Oct 15 to Oct 21, 2026 for McArthur, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 21, 2026
- Latest sync
- Oct 15, 2026 5:32 AM PDT
- Forecast office
- STO
- Source
- NOAA / NWS
Daily Outlook
This Week in McArthur
Friday looks like the warmest upcoming period in McArthur at 81 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 30 degrees F.
The strongest winds are forecast for Thursday Night at about 6 to 12 mph NE.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Oct 15, 2026 5:32 AM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- STO
- Radar station
- KMAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny. High near 77, with temperatures falling to around 75 in the afternoon. North northeast wind 5 to 9 mph, with gusts as high as 23 mph.
Clear. Low around 35, with temperatures rising to around 38 overnight. Northeast wind 6 to 12 mph, with gusts as high as 25 mph.
Sunny, with a high near 81. East southeast wind around 6 mph.
Mostly clear, with a low around 35. Southeast wind 2 to 7 mph.
Sunny, with a high near 77.
Mostly clear, with a low around 35.
Sunny, with a high near 73.
Mostly clear, with a low around 32.
Mostly sunny, with a high near 64.
A slight chance of rain between 11pm and 5am. Partly cloudy, with a low around 31.
Mostly sunny, with a high near 62.
Partly cloudy, with a low around 30.
Sunny, with a high near 63.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Oct 15
|
Clear
|
34°F |
5 mph
N
|
|
Thursday
Oct 15
|
Sunny
|
77°F |
5 to 9 mph
NNE
|
|
Thursday Night
Oct 15
|
Clear
|
35°F |
6 to 12 mph
NE
|
|
Friday
Oct 16
|
Sunny
|
81°F |
6 mph
ESE
|
|
Friday Night
Oct 16
|
Mostly Clear
|
35°F |
2 to 7 mph
SE
|
|
Saturday
Oct 17
|
Sunny
|
77°F |
1 to 6 mph
NNE
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
35°F |
1 to 6 mph
ESE
|
|
Sunday
Oct 18
|
Sunny
|
73°F |
1 to 9 mph
NW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
32°F |
0 to 9 mph
W
|
|
Monday
Oct 19
|
Mostly Sunny
|
64°F |
1 to 8 mph
SSW
|
|
Monday Night
Oct 19
|
Slight Chance Light Rain
|
31°F |
0 to 8 mph
NE
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
62°F |
1 to 6 mph
NNE
|
|
Tuesday Night
Oct 20
|
Partly Cloudy
|
30°F |
2 to 6 mph
NNE
|
|
Wednesday
Oct 21
|
Sunny
|
63°F |
5 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around McArthur.