National Weather Service Forecast for: Boulder City NV
Issued by: National Weather Service Las Vegas, NV
Updated: 9:21 pm PST Feb 1, 2026
 
Overnight

Overnight: Mostly cloudy, with a low around 50. Calm wind.
Mostly Cloudy
 Monday

Monday: Sunny, with a high near 70. Calm wind becoming north around 6 mph in the afternoon.
Sunny
 Monday
Night
Monday Night: Clear, with a low around 49. North northwest wind around 6 mph.
Clear
 Tuesday

Tuesday: Sunny, with a high near 70. North wind 6 to 10 mph.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 49. North northwest wind around 7 mph.
Clear
 Wednesday

Wednesday: Sunny, with a high near 70.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 50.
Mostly Clear
 Thursday

Thursday: Sunny, with a high near 68.
Sunny
 Thursday
Night
Thursday Night: Partly cloudy, with a low around 51.
Partly Cloudy
Lo 50 °F Hi 70 °F Lo 49 °F Hi 70 °F Lo 49 °F Hi 70 °F Lo 50 °F Hi 68 °F Lo 51 °F

 

Overnight
 
 Mostly cloudy, with a low around 50. Calm wind.
Monday
 
 Sunny, with a high near 70. Calm wind becoming north around 6 mph in the afternoon.
Monday Night
 
 Clear, with a low around 49. North northwest wind around 6 mph.
Tuesday
 
 Sunny, with a high near 70. North wind 6 to 10 mph.
Tuesday Night
 
 Clear, with a low around 49. North northwest wind around 7 mph.
Wednesday
 
 Sunny, with a high near 70.
Wednesday Night
 
 Mostly clear, with a low around 50.
Thursday
 
 Sunny, with a high near 68.
Thursday Night
 
 Partly cloudy, with a low around 51.
Friday
 
 Partly sunny, with a high near 68.
Friday Night
 
 Partly cloudy, with a low around 51.
Saturday
 
 Mostly sunny, with a high near 68.
Saturday Night
 
 Mostly clear, with a low around 50.
Sunday
 
 Sunny, with a high near 70.

 

Forecast from NOAA-NWS for Boulder City NV.