Los Alamos, CA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Los Alamos, CA in one place.
Sunny, with a high near 69. North northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Local Weather Overview
This forecast page for Los Alamos, 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: Apr 14, 2026 10:48 PM PDT.
The active forecast window currently covers Apr 16 to Apr 21, 2026 for Los Alamos, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 16 to Apr 21, 2026
- Latest sync
- Apr 14, 2026 10:48 PM PDT
- Forecast office
- LOX
- Source
- NOAA / NWS
Daily Outlook
This Week in Los Alamos
Saturday looks like the warmest upcoming period in Los Alamos at 73 degrees F.
Thursday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Thursday at about 10 to 20 mph NNW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 14, 2026 10:48 PM PDT
- Coverage
- 6 days
- Time zone
- America/Los_Angeles
- Forecast office
- LOX
- Radar station
- KVBX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 44. North wind 5 to 20 mph, with gusts as high as 30 mph.
Sunny, with a high near 70.
Mostly clear, with a low around 49.
Mostly sunny, with a high near 73.
Partly cloudy, with a low around 50.
Mostly sunny, with a high near 71.
A slight chance of rain after 5am. Partly cloudy, with a low around 49.
A slight chance of rain before 5pm. Mostly sunny, with a high near 66.
A slight chance of rain after 11pm. Partly cloudy, with a low around 50.
A slight chance of rain before 11am. Sunny, with a high near 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 16
|
Sunny
|
69°F |
10 to 20 mph
NNW
|
|
Thursday Night
Apr 16
|
Clear
|
44°F |
5 to 20 mph
N
|
|
Friday
Apr 17
|
Sunny
|
70°F |
5 to 10 mph
NNW
|
|
Friday Night
Apr 17
|
Mostly Clear
|
49°F |
5 to 10 mph
NNW
|
|
Saturday
Apr 18
|
Mostly Sunny
|
73°F |
5 to 10 mph
NW
|
|
Saturday Night
Apr 18
|
Partly Cloudy
|
50°F |
5 to 10 mph
NNW
|
|
Sunday
Apr 19
|
Mostly Sunny
|
71°F |
5 to 15 mph
WNW
|
|
Sunday Night
Apr 19
|
Partly Cloudy then Slight Chance Light Rain
|
49°F |
5 to 10 mph
NW
|
|
Monday
Apr 20
|
Slight Chance Light Rain
|
66°F |
10 to 15 mph
WNW
|
|
Monday Night
Apr 20
|
Slight Chance Light Rain
|
50°F |
5 to 15 mph
WNW
|
|
Tuesday
Apr 21
|
Slight Chance Light Rain then Sunny
|
64°F |
5 to 15 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Los Alamos.