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: Wed, 25-Mar-2026 12:46am MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Partly cloudy. Low around 54, with temperatures rising to around 58 overnight. Southwest wind around 8 mph. |
| Wednesday |
Mostly sunny, with a high near 87. West southwest wind 6 to 13 mph, with gusts as high as 22 mph. |
| Wednesday Night |
Partly cloudy. Low around 53, with temperatures rising to around 57 overnight. Southwest wind 6 to 12 mph, with gusts as high as 18 mph. |
| Thursday |
Mostly sunny, with a high near 76. East wind 6 to 18 mph, with gusts as high as 31 mph. |
| Thursday Night |
A chance of rain. Mostly cloudy, with a low around 39. East northeast wind 8 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. |
| Friday |
Mostly cloudy, with a high near 59. |
| Friday Night |
Partly cloudy, with a low around 38. |
| Saturday |
Partly sunny, with a high near 78. |
| Saturday Night |
Mostly cloudy, with a low around 48. |
| Sunday |
Partly sunny, with a high near 81. |
| Sunday Night |
A slight chance of rain before midnight. Mostly cloudy, with a low around 50. |
| Monday |
A chance of rain after noon. Partly sunny, with a high near 78. |
| Monday Night |
A chance of rain before midnight. Mostly cloudy, with a low around 49. |
| Tuesday |
A slight chance of rain after noon. Mostly cloudy, with a high near 74. |
Forecast from NOAA-NWS for Thornton, CO.