Los Alamos, NM Weather Forecast

Local 7-day forecast

81°
F

Mostly Sunny then Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Los Alamos, NM in one place.

Saturday, July 18, 2026
Wind: 0 to 5 mph E
Saturday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. East wind 0 to 5 mph. Chance of precipitation is 40%.

Local 7-day forecast

Local Weather Overview

This forecast page for Los Alamos, NM 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: Jul 17, 2026 6:10 AM MDT.

The active forecast window currently covers Jul 18 to Jul 23, 2026 for Los Alamos, NM.

Page Snapshot

Page focus
city weather
Forecast window
Jul 18 to Jul 23, 2026
Latest sync
Jul 17, 2026 6:10 AM MDT
Forecast office
ABQ
Source
NOAA / NWS
Next High
81°F
Saturday
Next Low
60°F
Saturday Night
Rain Outlook
10
Periods mentioning precipitation
Windiest
0 to 10 mph
Tuesday

Daily Outlook

Today
Jul 18
Mostly Sunny then Chance Showers And Thunderstorms
81 °F
/ 60°F
Wind 0 to 5 mph
Sun
Jul 19
Mostly Sunny then Chance Showers And Thunderstorms
82 °F
/ 61°F
Wind 0 to 5 mph
Mon
Jul 20
Mostly Sunny then Chance Showers And Thunderstorms
84 °F
/ 62°F
Wind 0 to 5 mph
Tue
Jul 21
Mostly Sunny then Chance Showers And Thunderstorms
83 °F
/ 62°F
Wind 0 to 10 mph
Wed
Jul 22
Mostly Sunny then Slight Chance Showers And Thunderstorms
82 °F
/ 62°F
Wind 0 to 10 mph
Thu
Jul 23
Mostly Sunny then Chance Showers And Thunderstorms
84 °F
Wind 0 to 10 mph

This Week in Los Alamos

Monday looks like the warmest upcoming period in Los Alamos at 84 degrees F.

Saturday Night is the coolest period ahead with temperatures near 60 degrees F.

The strongest winds are forecast for Tuesday at about 0 to 10 mph E.

Precipitation is mentioned in 10 upcoming forecast periods.

Forecast Details

Last updated
Jul 17, 2026 6:10 AM MDT
Coverage
6 days
Time zone
America/Denver
Forecast office
ABQ
Radar station
KABX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Saturday Night
Jul 18
60°F
Chance Showers And Thunderstorms then Partly Cloudy
0 to 5 mph SW

A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60. Southwest wind 0 to 5 mph. Chance of precipitation is 30%.

Sunday
Jul 19
82°F
Mostly Sunny then Chance Showers And Thunderstorms
0 to 5 mph E

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Chance of precipitation is 30%.

Sunday Night
Jul 19
61°F
Partly Cloudy
0 to 5 mph SW

Partly cloudy, with a low around 61.

Monday
Jul 20
84°F
Mostly Sunny then Chance Showers And Thunderstorms
0 to 5 mph S

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Chance of precipitation is 30%.

Monday Night
Jul 20
62°F
Chance Showers And Thunderstorms then Partly Cloudy
0 to 5 mph SW

A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

Tuesday
Jul 21
83°F
Mostly Sunny then Chance Showers And Thunderstorms
0 to 10 mph E

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83. Chance of precipitation is 40%.

Tuesday Night
Jul 21
62°F
Chance Showers And Thunderstorms
0 to 10 mph W

A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

Wednesday
Jul 22
82°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
0 to 10 mph SE

A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Chance of precipitation is 20%.

Wednesday Night
Jul 22
62°F
Chance Showers And Thunderstorms then Partly Cloudy
0 to 10 mph SW

A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

Thursday
Jul 23
84°F
Mostly Sunny then Chance Showers And Thunderstorms
0 to 10 mph SW

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.

Detailed Forecast

Period Conditions Temp Wind
Saturday
Jul 18
Mostly Sunny then Chance Showers And Thunderstorms
81°F
0 to 5 mph
E
Saturday Night
Jul 18
Chance Showers And Thunderstorms then Partly Cloudy
60°F
0 to 5 mph
SW
Sunday
Jul 19
Mostly Sunny then Chance Showers And Thunderstorms
82°F
0 to 5 mph
E
Sunday Night
Jul 19
Partly Cloudy
61°F
0 to 5 mph
SW
Monday
Jul 20
Mostly Sunny then Chance Showers And Thunderstorms
84°F
0 to 5 mph
S
Monday Night
Jul 20
Chance Showers And Thunderstorms then Partly Cloudy
62°F
0 to 5 mph
SW
Tuesday
Jul 21
Mostly Sunny then Chance Showers And Thunderstorms
83°F
0 to 10 mph
E
Tuesday Night
Jul 21
Chance Showers And Thunderstorms
62°F
0 to 10 mph
W
Wednesday
Jul 22
Mostly Sunny then Slight Chance Showers And Thunderstorms
82°F
0 to 10 mph
SE
Wednesday Night
Jul 22
Chance Showers And Thunderstorms then Partly Cloudy
62°F
0 to 10 mph
SW
Thursday
Jul 23
Mostly Sunny then Chance Showers And Thunderstorms
84°F
0 to 10 mph
SW

Nearby Forecasts

Explore weather pages for nearby cities and major places around Los Alamos.

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Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.