Weather in Los Alamos, CA
Updated 2026-09-26 09:00 local time · ZIP codes 93440
Partly Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
67°11% rain
72°13% rain75°6% rain76°11% rain75°12% rain72°13% rain71°13% rain69°14% rain67°15% rain63°20% rain
60°26% rain59°28% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 28%).
It feels like 67°F with winds near 3 mph.
75°F, 6% rain chance and 7 mph wind.
Visibility is around 6 mi; gusts may reach 21 mph.
Current temperature is 67°F, wind 3 mph, rain chance up to 28%.
UV index is 1.
Local weather characteristics in Los Alamos
California weather varies from cool marine conditions along parts of the Pacific coast to hot inland valleys, deserts and snowy mountain climates. Short distances can produce large temperature differences.
Los Alamos is part of the West weather region. The forecast point is near 34.75°N latitude and 120.30°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Los Alamos weather today
Partly Cloudy and 67°F in Los Alamos, CA. Today's high is 76°F with a 17% rain chance. Winds are around 3 mph with gusts near 10 mph. Relative humidity is 69%, pressure is 29.91 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Los Alamos
Sunrise is at 06:52 AM and sunset is at 06:52 PM. Tomorrow's forecast calls for Sunny with a high near 71°F and a low near 55°F. The maximum rain chance is 8%.