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, 13-May-2026 12:46pm MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
A slight chance of showers and thunderstorms after 3pm. Partly sunny. High near 90, with temperatures falling to around 86 in the afternoon. Southeast wind 6 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 20%. |
| Tonight |
A slight chance of showers and thunderstorms before 9pm. Mostly cloudy. Low around 58, with temperatures rising to around 62 overnight. South southwest wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%. |
| Thursday |
Partly sunny. High near 87, with temperatures falling to around 85 in the afternoon. West wind 7 to 14 mph, with gusts as high as 22 mph. |
| Thursday Night |
Mostly clear, with a low around 50. West wind 3 to 14 mph, with gusts as high as 22 mph. |
| Friday |
Sunny, with a high near 85. Southeast wind 5 to 8 mph. |
| Friday Night |
Partly cloudy, with a low around 52. |
| Saturday |
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. |
| Saturday Night |
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50. |
| Sunday |
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. |
| Sunday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 44. |
| Monday |
A chance of rain showers before noon, then showers and thunderstorms likely. Mostly cloudy, with a high near 56. |
| Monday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 39. |
| Tuesday |
A slight chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 61. |
| Tuesday Night |
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 42. |
Forecast from NOAA-NWS for Thornton, CO.