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, 04-Sep-2025 9:15am MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Mostly sunny. High near 89, with temperatures falling to around 87 in the afternoon. North northeast wind 3 to 9 mph. |
| Tonight |
A slight chance of rain showers before 9pm, then smoke and a slight chance of rain showers between 9pm and 3am. Mostly cloudy. Low around 53, with temperatures rising to around 55 overnight. North northeast wind 7 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%. |
| Friday |
A slight chance of rain showers between noon and 3pm, then a slight chance of showers and thunderstorms. Partly sunny. High near 72, with temperatures falling to around 70 in the afternoon. East wind 5 to 8 mph, with gusts as high as 17 mph. Chance of precipitation is 20%. |
| Friday Night |
Mostly clear, with a low around 49. North northeast wind 2 to 8 mph, with gusts as high as 17 mph. |
| Saturday |
Sunny, with a high near 78. North northeast wind 2 to 8 mph, with gusts as high as 16 mph. |
| Saturday Night |
Mostly cloudy, with a low around 53. |
| Sunday |
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. |
| Sunday Night |
Mostly cloudy, with a low around 55. |
| Monday |
Mostly sunny, with a high near 85. |
| Monday Night |
Partly cloudy, with a low around 57. |
| Tuesday |
Mostly sunny, with a high near 85. |
| Tuesday Night |
Partly cloudy, with a low around 56. |
| Wednesday |
Mostly sunny, with a high near 88. |
| Wednesday Night |
Mostly clear, with a low around 57. |
Forecast from NOAA-NWS for Thornton, CO.