Freezing temperatures this morning will gradually rise into the middle 50s under sunshine. ☀️ A mild weekend  — Downslope ...

Annual BoulderCAST First Snowfall Contest Ready to toss that first snowball of the season? Maybe you’ve already waxed your ...

Highs hover in the 70s well into the middle of next week quiet stretch of weather is going to take shape this weekend and ...

One final band of wrap-around moisture will bring widespread light rain to the entire area this morning before precipitation ...

Normals and records for any day of the year, plus what was observed. Become a Premium member to see all climate-related charts for any past day, month or year.

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A complicated weather pattern is taking shape across Colorado this week, with a deep low pressure system, a surge of tropical moisture, and the remnants of Hurricane Polo all getting tangled up ...

September 2026 will be remembered as the month that put an exclamation point on an extraordinary water year of heat and dryness in Boulder, with less than 20% of normal precipitation falling during ...

Boulder just endured its driest water year on record, closing out twelve months with only 10.65 inches of precipitation — barely half of normal and nearly at desert-level. From a failed snow season to ...

Ben grew up in southwestern Pennsylvania and holds both a bachelor's and a master's degree in Meteorology, the latter being from CU Boulder. His hometown received nearly three feet of snow from the ...

Ben grew up in southwestern Pennsylvania and holds both a bachelor's and a master's degree in Meteorology, the latter being from CU Boulder. His hometown received nearly three feet of snow from the ...