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 |
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| Updated: Fri, 26-Dec-2025 3:26am MST | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Mostly sunny. High near 64, with temperatures falling to around 56 in the afternoon. South southwest wind 6 to 9 mph. |
| Tonight |
Partly cloudy. Low around 35, with temperatures rising to around 37 overnight. South southwest wind around 7 mph. |
| Saturday |
A slight chance of rain after 5pm. Mostly sunny. High near 59, with temperatures falling to around 51 in the afternoon. West wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%. |
| Saturday Night |
A slight chance of rain before 8pm, then rain and snow likely. Mostly cloudy, with a low around 21. North northeast wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible. |
| Sunday |
Snow likely before 5pm. Partly sunny, with a high near 30. North northwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible. |
| Sunday Night |
Mostly clear, with a low around 12. |
| Monday |
Sunny, with a high near 40. |
| Monday Night |
Mostly clear, with a low around 19. |
| Tuesday |
Sunny, with a high near 47. |
| Tuesday Night |
Mostly clear, with a low around 24. |
| Wednesday |
Sunny, with a high near 53. |
| Wednesday Night |
Mostly cloudy, with a low around 26. |
| New Year's Day |
Partly sunny, with a high near 46. |
| Thursday Night |
Partly cloudy, with a low around 27. |
Forecast from NOAA-NWS for Thornton, CO.