52°F

Thornton, Colorado, USA

Updated: 02-Jun-2025 6:15am

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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

Updated: Mon, 02-Jun-2025 3:59am MDT

Thornton

	Monday Partly Sunny then Chance Showers And T-Storms	Tuesday Chance Rain Showers	Wednesday Mostly Cloudy then Showers And T-Storms Likely	Thursday Showers And T-Storms Likely	Friday Mostly Cloudy then Chance Showers And T-Storms	Saturday Mostly Sunny then Chance Showers And T-Storms	Sunday Mostly Sunny then Chance Showers And T-Storms
	Hi 83 °F	Hi 61 °F	Hi 70 °F	Hi 71 °F	Hi 75 °F	Hi 80 °F	Hi 80 °F

Overnight Mostly Clear	Monday Night Showers And T-Storms	Tuesday Night Chance Showers And T-Storms then Mostly Cloudy	Wednesday Night Showers And T-Storms Likely	Thursday Night Chance Showers And T-Storms then Mostly Cloudy	Friday Night Slight Chance Showers And T-Storms then Partly Cloudy	Saturday Night Partly Cloudy
Lo 55 °F	Lo 48 °F	Lo 50 °F	Lo 52 °F	Lo 51 °F	Lo 53 °F	Lo 55 °F

Overnight	Mostly clear, with a low around 55. West wind around 5 mph.
Monday	A chance of showers and thunderstorms between noon and 4pm, then showers and thunderstorms likely. Partly sunny. High near 83, with temperatures falling to around 75 in the afternoon. North northwest wind 2 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Monday Night	Showers and thunderstorms. Cloudy. Low around 48, with temperatures rising to around 50 overnight. North northwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Tuesday	A chance of rain showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of showers and thunderstorms. Cloudy, with a high near 61. Northeast wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.
Tuesday Night	A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 50. Southeast wind 5 to 8 mph. Chance of precipitation is 40%.
Wednesday	Showers and thunderstorms likely after noon. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Wednesday Night	Showers and thunderstorms likely. Mostly cloudy, with a low around 52.
Thursday	A slight chance of rain showers before noon, then showers and thunderstorms likely. Partly sunny, with a high near 71.
Thursday Night	A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 51.
Friday	A chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 75.
Friday Night	A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.
Saturday	A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Saturday Night	Partly cloudy, with a low around 55.
Sunday	A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.

Forecast from NOAA-NWS for Thornton, CO.