Denver, Colorado Climatology and Weather

Thornton Climatology    Thornton Daily Records

Normals & Extremes - Normals and extremes for the Denver metro area

Seasonal Data - Cold and snow statistics, precipitation and extremes, Christmas & Halloween

Narratives - General discussions about the Denver and Colorado climate

Global Records - World weather records and extremes.

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Denver's Monthly Normals, Means, and Extremes And Monthly Top Ten Statistics

Provides historical normals and averages for the selected month as well as "top 10" information.

Normals, Means & Extremes	"Top 10" Precipitation & Temp
Select Month January February March April May June July August September October November December	Select Month January February March April May June July August September October November December

 

Denver's Climatological Normals (1991-2020)

...includes normals for temperature and precipitation...

Denver Annual Statistical Extremes

...includes temperature, rainfall, and snowfall extremes...

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Seasonal Data

Denver Cold Weather/Snow Statistics

...including first and last freeze and snowfall information...

Denver's Snowfall History

...every year & every month's snowfall in one chart...

Denver's Largest Daily and Largest First Snowfalls

...including snowfall back to 1882...

Denver's Christmas Snowfall History

...including data from 1900-2023...

Denver's Halloween Weather History

...including information through 2023...

100 Degrees and Higher and at or Below -20 Degrees

...lists occurrences of 100 degrees or higher and at or below -20 degree readings...

Consecutive 90 Degree Streaks

...lists consecutive 90 degree streaks (at least 10 in a row)...

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Data provided by the National Weather Service - Boulder, CO

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Narratives

Denver Climate Information

Colorado Climate Information

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