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Forecast for Thornton, CO
Updated: 3:53 am MST Jan 18, 2021
M.L.King
Day
M.L.King Day: A 20 percent chance of snow after 4pm.  Partly sunny, with a high near 43. North wind 6 to 14 mph, with gusts as high as 21 mph.
Partly Sunny
then Slight
Chance Snow

Hi 43 °F
A 20 percent chance of snow after 4pm. Partly sunny, with a high near 43. North wind 6 to 14 mph, with gusts as high as 21 mph.
Tonight

Tonight: A 30 percent chance of snow, mainly before 2am.  Cloudy, with a low around 23. North northeast wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 16 mph.  New snow accumulation of less than a half inch possible.
Chance Snow


Lo 23 °F
A 30 percent chance of snow, mainly before 2am. Cloudy, with a low around 23. North northeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph. New snow accumulation of less than a half inch possible.
Tuesday

Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 36. Calm wind becoming south southeast around 5 mph.
Becoming
Sunny

Hi 36 °F
Tuesday
Night
Tuesday Night: Clear, with a low around 21. Calm wind becoming south southwest 5 to 7 mph in the evening.
Clear


Lo 21 °F
Wednesday

Wednesday: Sunny, with a high near 53. Southwest wind 7 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 16 mph.
Sunny


Hi 53 °F
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 24.
Mostly Clear


Lo 24 °F
Thursday

Thursday: Mostly sunny, with a high near 47.
Mostly Sunny


Hi 47 °F
Thursday
Night
Thursday Night: Partly cloudy, with a low around 22.
Partly Cloudy


Lo 22 °F
Friday

Friday: A slight chance of snow after 11am.  Mostly sunny, with a high near 42.
Slight Chance
Snow

Hi 42 °F