Thornton Weather

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Thornton Weather is the city's longest serving and most reliable source for truly local weather and news. The site was created by a Thornton resident to provide residents of our area with information about OUR weather, not the weather in Denver or DIA.

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A bit of rumbling out there from a storm cell getting ready to pass over southern and central Thornton. Gusty winds and ...
05/29/2026

A bit of rumbling out there from a storm cell getting ready to pass over southern and central Thornton. Gusty winds and potentially brief, heavy rain will be the biggest threats but we can't rule out some hail. Interactive radar: https://www.thorntonweather.com/radar-interactive.php

Thornton’s weekend to feature seasonal temperatures, some chances for storms. This weekend’s weather looks to offer up l...
05/29/2026

Thornton’s weekend to feature seasonal temperatures, some chances for storms. This weekend’s weather looks to offer up largely typical conditions for this time of year. Temps will be a bit above average and there will be some chances for thunderstorms. For Friday, the day looks much like yesterday did. Mostly cloudy skies will be above with temperatures reaching the low to mid-80s. The afternoon will bring some scattered thunderstorm activity. Friday night, clouds will decrease and lows will dip to the low 50s. Saturday will cool slightly with highs in the mid to upper 70s. It will be partly clear with the potential for a sprinkle of rain in the morning then scattered afternoon thunderstorms. Saturday night, lows will dip to around 50 degrees under partly cloudy skies. Sunday brings the calmest conditions of the three day period. Highs will reach the low 80s under sunny skies and, at this time, no storms are expected. Sunday night, it will be partly cloudy and lows will dip to the low 50s. Have a great weekend! More: https://www.thorntonweather.com/

A slight risk for some of this afternoon's storms to turn severe. Activity should be scattered but cells will have the p...
05/28/2026

A slight risk for some of this afternoon's storms to turn severe. Activity should be scattered but cells will have the potential to bring good-sized hail, brief heavy rain and very gusty winds. Best chances begin around 2:00pm. More: https://www.thorntonweather.com/severe-briefing.php

Image: NWS Denver / Boulder

Thursday in Thornton to offer near average temps, a chance for a PM storm. A pretty typical spring day today in terms of...
05/28/2026

Thursday in Thornton to offer near average temps, a chance for a PM storm. A pretty typical spring day today in terms of the weather. The mercury will rise to right near average and the afternoon introduces a chance for a storm. Mostly cloudy skies will be above this morning and continue throughout the day. High temperatures will top out in the mid to upper 70s. The afternoon brings a slight chance for thunderstorms, mainly after 3:00pm. This evening, chances for thunderstorms continue until about 9:00pm when things will begin to settle down. Overnight it will be mostly cloudy with lows in the mid-50s. More: https://www.thorntonweather.com/

Temperatures cool, better chances for showers for Thornton’s Wednesday. A weak, passing system will mix things up a bit ...
05/27/2026

Temperatures cool, better chances for showers for Thornton’s Wednesday. A weak, passing system will mix things up a bit today. We will see temperatures below average and have a chance for some light rain. Mostly cloudy skies will be above this morning, turning cloudy in the afternoon. The afternoon brings a chance for rain showers with light amounts expected. High temperatures will reach the low to mid-70s. Tonight, shower chances continue until midnight, then will end. Lows will dip to the mid-50s under mostly cloudy skies. More: https://www.thorntonweather.com/

05/26/2026

Very sad to see. I have a friend that camped up there this weekend and said at one point they got sand blasted by the dirt that normally would be under water.

Tuesday in Thornton to offer warm temperatures, breezy winds. A passing low pressure system will bring us breezy conditi...
05/26/2026

Tuesday in Thornton to offer warm temperatures, breezy winds. A passing low pressure system will bring us breezy conditions today. Temperatures will be above normal again. Mostly to partly sunny skies will be above during the daytime hours. High temperatures will reach the low 80s. By late morning, winds will be increasing in speed becoming breezy for the balance of the day. We will only have the slightest chance for a thunderstorm. Tonight, winds will slowly ease and cloud cover will increase. Overnight lows will be in the mid-50s. More: https://www.thorntonweather.com/

As we wrap up Memorial Day weekend, let's take a look at your abbreviated workweek's weather. Temperatures will be above...
05/25/2026

As we wrap up Memorial Day weekend, let's take a look at your abbreviated workweek's weather. Temperatures will be above normal with some chances for thunderstorms on most of the days. So, in a nutshell, largely typical conditions for this time of year.

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