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Denver's Monthly Weather Summary for May 2026

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

37°F

3°C

Humidity	59%
Wind Speed	E 3 mph
Barometer	30.20 in
Dewpoint	24°F (-4°C)
Visibility	10.00 mi
Last update	9 Jun 5:55 am MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles SSW Grand Lake CO

Today
High: 72 °F
Mostly Sunny
and Windy
Tonight
Low: 40 °F
Mostly Cloudy
and Windy
then Partly
Cloudy
Wednesday
High: 70 °F
Sunny and
Windy
Wednesday Night
Low: 35 °F
Mostly Clear
and Windy
Thursday
High: 69 °F
Sunny
Thursday Night
Low: 35 °F
Clear
Friday
High: 78 °F
Sunny then
Sunny and
Breezy
Friday Night
Low: 39 °F
Mostly Clear
and Breezy
then Mostly
Clear
Saturday
High: 77 °F
Sunny then
Sunny and
Breezy

Detailed Forecast

Today

Mostly sunny, with a high near 72. Windy, with a west southwest wind 9 to 14 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 41 mph.

Tonight

Mostly cloudy, with a low around 40. Windy, with a west wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 43 mph.

Wednesday

Sunny, with a high near 70. Windy, with a west southwest wind 13 to 18 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 46 mph.

Wednesday Night

Mostly clear, with a low around 35. Windy, with a west wind 19 to 29 mph decreasing to 9 to 19 mph after midnight. Winds could gust as high as 47 mph.

Thursday

Sunny, with a high near 69. West wind 8 to 13 mph, with gusts as high as 24 mph.

Thursday Night

Clear, with a low around 35.

Friday

Sunny, with a high near 78. Breezy.

Friday Night

Mostly clear, with a low around 39. Breezy.

Saturday

Sunny, with a high near 77. Breezy.

Saturday Night

A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 39. Breezy.