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: Mon, 24-Aug-2026 12:46pm MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
Air Quality Alert issued August 24 at 4:10PM MDT
| Tonight |
A slight chance of showers and thunderstorms before 9pm. Mostly cloudy. Low around 62, with temperatures rising to around 64 overnight. West southwest wind 3 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 20%. |
| Tuesday |
A chance of showers and thunderstorms after 1pm. Mostly sunny. High near 89, with temperatures falling to around 83 in the afternoon. North wind 3 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday Night |
A slight chance of showers and thunderstorms before 9pm. Partly cloudy. Low around 60, with temperatures rising to around 62 overnight. South southwest wind 2 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 20%. |
| Wednesday |
A chance of showers and thunderstorms between noon and 3pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. North northeast wind 1 to 7 mph. Chance of precipitation is 40%. |
| Wednesday Night |
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60. South southwest wind 2 to 7 mph. Chance of precipitation is 50%. |
| Thursday |
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. Chance of precipitation is 20%. |
| Thursday Night |
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61. |
| Friday |
Sunny, with a high near 95. |
| Friday Night |
Partly cloudy, with a low around 63. |
| Saturday |
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95. |
| Saturday Night |
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62. |
| Sunday |
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. |
| Sunday Night |
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61. |
| Monday |
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. |
Forecast from NOAA-NWS for Thornton, CO.

