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: Thu, 11-Dec-2025 4:05pm MST | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Mostly sunny. High near 70, with temperatures falling to around 63 in the afternoon. West wind around 12 mph, with gusts as high as 18 mph. |
| Tonight |
Partly cloudy. Low around 35, with temperatures rising to around 40 overnight. South southwest wind 3 to 12 mph, with gusts as high as 18 mph. |
| Friday |
Mostly sunny. High near 58, with temperatures falling to around 54 in the afternoon. West southwest wind 2 to 8 mph. |
| Friday Night |
Partly cloudy, with a low around 39. Southwest wind 6 to 9 mph, with gusts as high as 16 mph. |
| Saturday |
Sunny, with a high near 60. North northwest wind 7 to 13 mph, with gusts as high as 20 mph. |
| Saturday Night |
Mostly clear, with a low around 27. |
| Sunday |
Sunny, with a high near 59. |
| Sunday Night |
Partly cloudy, with a low around 35. |
| Monday |
Sunny, with a high near 62. |
| Monday Night |
Partly cloudy, with a low around 35. |
| Tuesday |
Partly sunny, with a high near 63. |
| Tuesday Night |
Partly cloudy, with a low around 38. |
| Wednesday |
Mostly sunny, with a high near 62. |
| Wednesday Night |
Partly cloudy, with a low around 33. |
Forecast from NOAA-NWS for Thornton, CO.