Forecast for Thornton, Colorado

Today's Weather Story   
48 Hour Graphical Forecast   
National Weather Service Forecast for: Thornton, CO
Issued by: National Weather Service Denver/Boulder, CO
Updated: Fri, 23-May-2025 3:30pm MDT

Thornton
 
  Saturday

Saturday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Sunday

Sunday: Showers And Thunderstorms
Showers And T-Storms
Memorial
Day
Memorial Day: Showers And Thunderstorms
Showers And T-Storms
Tuesday

Tuesday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms
Wednesday

Wednesday: Partly Sunny then Chance Showers And Thunderstorms
Partly Sunny then Chance Showers And T-Storms
Thursday

Thursday: Partly Sunny then Chance Showers And Thunderstorms
Partly Sunny then Chance Showers And T-Storms
Friday

Friday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms
  Hi 73 °F Hi 63 °F Hi 66 °F Hi 74 °F Hi 73 °F Hi 74 °F Hi 78 °F
 
Tonight

Tonight: Mostly Cloudy
Mostly Cloudy
Saturday
Night
Saturday Night: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Sunday
Night
Sunday Night: Showers And Thunderstorms
Showers And T-Storms
Monday
Night
Monday Night: Chance Showers And Thunderstorms then Mostly Cloudy
Chance Showers And T-Storms then Mostly Cloudy
Tuesday
Night
Tuesday Night: Chance Showers And Thunderstorms then Mostly Cloudy
Chance Showers And T-Storms then Mostly Cloudy
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms then Mostly Cloudy
Chance Showers And T-Storms then Mostly Cloudy
Thursday
Night
Thursday Night: Slight Chance Showers And Thunderstorms then Partly Cloudy
Slight Chance Showers And T-Storms then Partly Cloudy
 
Lo 53 °F Lo 51 °F Lo 50 °F Lo 48 °F Lo 50 °F Lo 51 °F Lo 52 °F  

 

Tonight
 
Mostly cloudy. Low around 53, with temperatures rising to around 56 overnight. North northeast wind 5 to 9 mph.
Saturday
 
A slight chance of rain showers before noon, then showers and thunderstorms likely. Mostly cloudy. High near 73, with temperatures falling to around 68 in the afternoon. Northeast wind 3 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Saturday Night
 
Showers and thunderstorms likely. Cloudy, with a low around 51. East northeast wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Sunday
 
A chance of rain showers before noon, then showers and thunderstorms. Cloudy, with a high near 63. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday Night
 
Showers and thunderstorms. Cloudy, with a low around 50. Northeast wind 3 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Memorial Day
 
A slight chance of rain showers before noon, then showers and thunderstorms. Mostly cloudy, with a high near 66. Chance of precipitation is 80%.
Monday Night
 
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 48.
Tuesday
 
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Tuesday Night
 
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50.
Wednesday
 
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 73.
Wednesday Night
 
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 51.
Thursday
 
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 74.
Thursday Night
 
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
Friday
 
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.

 

Forecast from NOAA-NWS for Thornton, CO.