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, 01-Oct-2026 1:43pm MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Mostly sunny, with a high near 72. East wind around 9 mph. |
| Tonight |
Mostly clear, with a low around 49. South wind 3 to 9 mph. |
| Friday |
Sunny, with a high near 80. South southwest wind 2 to 7 mph. |
| Friday Night |
Mostly clear, with a low around 52. South southwest wind 5 to 9 mph, with gusts as high as 17 mph. |
| Saturday |
Sunny, with a high near 85. Northwest wind 2 to 12 mph, with gusts as high as 20 mph. |
| Saturday Night |
Mostly clear, with a low around 53. |
| Sunday |
Sunny, with a high near 81. |
| Sunday Night |
Mostly clear, with a low around 54. |
| Monday |
Sunny, with a high near 86. |
| Monday Night |
Partly cloudy, with a low around 59. |
| Tuesday |
Mostly sunny, with a high near 84. |
| Tuesday Night |
Partly cloudy, with a low around 56. |
| Wednesday |
Sunny, with a high near 81. |
| Wednesday Night |
Mostly clear, with a low around 55. |
Forecast from NOAA-NWS for Thornton, CO.