National Weather Service Forecast for: Lafayette CO
Issued by: National Weather Service Denver-Boulder, CO
Updated: 2:46 am MDT Jul 13, 2026
 
Overnight

Overnight: Clear, with a low around 63. South southwest wind 5 to 7 mph becoming west.
Clear

Monday

Monday: Sunny and hot, with a high near 99. Light and variable wind becoming east southeast 5 to 9 mph in the afternoon. Winds could gust as high as 16 mph.
Hot

Monday
Night
Monday Night: Mostly clear, with a low around 64. South southeast wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 24 mph.
Mostly Clear

Tuesday

Tuesday: Sunny and hot, with a high near 97. Light and variable wind becoming east southeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Hot

Tuesday
Night
Tuesday Night: Mostly clear, with a low around 64. Breezy, with a southeast wind 12 to 17 mph becoming light and variable  after midnight. Winds could gust as high as 31 mph.
Mostly Clear
and Breezy
then Mostly
Clear
Wednesday

Wednesday: Sunny, with a high near 95.
Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 63. Breezy.
Mostly Clear
and Breezy
then Mostly
Clear
Thursday

Thursday: Sunny, with a high near 95.
Sunny

Thursday
Night
Thursday Night: Partly cloudy, with a low around 64.
Partly Cloudy

Lo 63 °F Hi 99 °F Lo 64 °F Hi 97 °F Lo 64 °F Hi 95 °F Lo 63 °F Hi 95 °F Lo 64 °F

Heat Advisory
Air Quality Alert
 

Overnight
 
Clear, with a low around 63. South southwest wind 5 to 7 mph becoming west.
Monday
 
Sunny and hot, with a high near 99. Light and variable wind becoming east southeast 5 to 9 mph in the afternoon. Winds could gust as high as 16 mph.
Monday Night
 
Mostly clear, with a low around 64. South southeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Tuesday
 
Sunny and hot, with a high near 97. Light and variable wind becoming east southeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Tuesday Night
 
Mostly clear, with a low around 64. Breezy, with a southeast wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 31 mph.
Wednesday
 
Sunny, with a high near 95.
Wednesday Night
 
Mostly clear, with a low around 63. Breezy.
Thursday
 
Sunny, with a high near 95.
Thursday Night
 
Partly cloudy, with a low around 64.
Friday
 
Sunny, with a high near 95.
Friday Night
 
Partly cloudy, with a low around 64.
Saturday
 
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Saturday Night
 
Partly cloudy, with a low around 65.
Sunday
 
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93.

 

Forecast from NOAA-NWS for Lafayette CO.