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, 20-Mar-2026 12:46am MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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Fire Weather Watch issued March 20 at 2:53AM MDT until March 21 at 10:00PM MDT
| Today |
Sunny, with a high near 85. Southeast wind around 7 mph. |
| Tonight |
Mostly clear. Low around 49, with temperatures rising to around 52 overnight. West wind around 7 mph. |
| Saturday |
Mostly sunny, with a high near 90. Southwest wind 6 to 13 mph, with gusts as high as 23 mph. |
| Saturday Night |
Partly cloudy, with a low around 50. West wind 5 to 14 mph, with gusts as high as 24 mph. |
| Sunday |
Mostly sunny, with a high near 69. Northeast wind 5 to 14 mph, with gusts as high as 24 mph. |
| Sunday Night |
A slight chance of rain before midnight. Partly cloudy, with a low around 43. Chance of precipitation is 20%. |
| Monday |
Mostly sunny, with a high near 77. |
| Monday Night |
Mostly cloudy, with a low around 48. |
| Tuesday |
Partly sunny, with a high near 78. |
| Tuesday Night |
Partly cloudy, with a low around 49. |
| Wednesday |
Mostly sunny, with a high near 87. |
| Wednesday Night |
Mostly clear, with a low around 47. |
| Thursday |
Sunny, with a high near 71. |
| Thursday Night |
Partly cloudy, with a low around 36. |
Forecast from NOAA-NWS for Thornton, CO.