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, 06-May-2026 12:46pm MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
A chance of snow showers before 3pm. Partly sunny, with a high near 39. Northwest wind 5 to 8 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight |
Mostly clear. Low around 32, with temperatures rising to around 35 overnight. South southwest wind 5 to 9 mph, with gusts as high as 18 mph. |
| Thursday |
Mostly sunny, with a high near 65. West southwest wind around 9 mph, with gusts as high as 18 mph. |
| Thursday Night |
Partly cloudy, with a low around 41. West southwest wind 2 to 10 mph, with gusts as high as 18 mph. |
| Friday |
Sunny, with a high near 70. Southeast wind 2 to 6 mph. |
| Friday Night |
Partly cloudy, with a low around 46. |
| Saturday |
Sunny, with a high near 77. |
| Saturday Night |
Partly cloudy, with a low around 45. |
| Sunday |
Sunny, with a high near 73. |
| Sunday Night |
Mostly clear, with a low around 48. |
| Monday |
Sunny, with a high near 87. |
| Monday Night |
Mostly clear, with a low around 52. |
| Tuesday |
Sunny, with a high near 84. |
| Tuesday Night |
Partly cloudy, with a low around 53. |
Forecast from NOAA-NWS for Thornton, CO.