National Weather Service Forecast for: Los Alamos Airport NM
Issued by: National Weather Service Albuquerque, NM
Updated: 6:02 pm MDT Jun 18, 2026
 
Tonight

Tonight: Partly cloudy, with a low around 61. South wind 10 to 15 mph becoming southwest 5 to 10 mph after midnight.
Partly Cloudy

Juneteenth

Juneteenth: A chance of showers and thunderstorms between noon and 3pm.  Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 30%.
Sunny then
Chance
T-storms
Friday
Night
Friday Night: Mostly cloudy, with a low around 65. Southwest wind 5 to 10 mph becoming west after midnight.
Mostly Cloudy

Saturday

Saturday: Sunny, with a high near 87. Northwest wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon.
Sunny

Saturday
Night
Saturday Night: Clear, with a low around 60. Southwest wind 5 to 15 mph becoming northwest after midnight.
Clear

Sunday

Sunday: Sunny, with a high near 87.
Sunny

Sunday
Night
Sunday Night: Clear, with a low around 59.
Clear

Monday

Monday: Sunny, with a high near 86.
Sunny

Monday
Night
Monday Night: Clear, with a low around 62.
Clear

Lo 61 °F Hi 86 °F Lo 65 °F Hi 87 °F Lo 60 °F Hi 87 °F Lo 59 °F Hi 86 °F Lo 62 °F

 

Tonight
 
Partly cloudy, with a low around 61. South wind 10 to 15 mph becoming southwest 5 to 10 mph after midnight.
Juneteenth
 
A chance of showers and thunderstorms between noon and 3pm. Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
 
Mostly cloudy, with a low around 65. Southwest wind 5 to 10 mph becoming west after midnight.
Saturday
 
Sunny, with a high near 87. Northwest wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon.
Saturday Night
 
Clear, with a low around 60. Southwest wind 5 to 15 mph becoming northwest after midnight.
Sunday
 
Sunny, with a high near 87.
Sunday Night
 
Clear, with a low around 59.
Monday
 
Sunny, with a high near 86.
Monday Night
 
Clear, with a low around 62.
Tuesday
 
Sunny, with a high near 88.
Tuesday Night
 
Mostly clear, with a low around 63.
Wednesday
 
Sunny, with a high near 88.
Wednesday Night
 
Partly cloudy, with a low around 63.
Thursday
 
Sunny, with a high near 88.

 

Forecast from NOAA-NWS for Los Alamos Airport NM.