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, 24-Sep-2025 2:57pm MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Sunny, with a high near 69. East southeast wind around 5 mph. |
| Tonight |
Clear, with a low around 46. South southeast wind around 5 mph. |
| Thursday |
Sunny. High near 79, with temperatures falling to around 77 in the afternoon. Southeast wind around 5 mph. |
| Thursday Night |
Clear, with a low around 49. South wind around 6 mph. |
| Friday |
Mostly sunny, with a high near 83. North wind around 5 mph. |
| Friday Night |
Partly cloudy, with a low around 51. |
| Saturday |
Sunny, with a high near 81. |
| Saturday Night |
Partly cloudy, with a low around 52. |
| Sunday |
Partly sunny, with a high near 80. |
| Sunday Night |
Mostly cloudy, with a low around 53. |
| Monday |
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. |
| Monday Night |
Partly cloudy, with a low around 51. |
| Tuesday |
Sunny, with a high near 79. |
| Tuesday Night |
Partly cloudy, with a low around 52. |
Forecast from NOAA-NWS for Thornton, CO.