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: Sat, 20-Sep-2025 3:05pm MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Partly sunny. High near 82, with temperatures falling to around 80 in the afternoon. North wind around 6 mph. |
| Tonight |
Partly cloudy. Low around 55, with temperatures rising to around 57 overnight. West wind around 7 mph. |
| Sunday |
Mostly sunny. High near 82, with temperatures falling to around 78 in the afternoon. West wind around 6 mph. Chance of precipitation is 20%. |
| Sunday Night |
Partly cloudy, with a low around 56. West southwest wind around 6 mph. |
| Monday |
A chance of showers and thunderstorms between noon and 3pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 80. West northwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. |
| Monday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%. |
| Tuesday |
A chance of rain showers before 3pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 64. |
| Tuesday Night |
A chance of rain showers. Partly cloudy, with a low around 47. |
| Wednesday |
Sunny, with a high near 72. |
| Wednesday Night |
Mostly clear, with a low around 47. |
| Thursday |
Sunny, with a high near 80. |
| Thursday Night |
Mostly clear, with a low around 50. |
| Friday |
Sunny, with a high near 80. |
| Friday Night |
Partly cloudy, with a low around 51. |
Forecast from NOAA-NWS for Thornton, CO.