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Altona, Colorado Weather Forecast
Altona, Colorado Weather
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Weather Forecast for Altona, Colorado : Boulder County
Issued: 2:06 pm MST Dec 22, 2025 Latitude: 40.1338744 Longitude: -105.2827677 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Christmas Day Friday Saturday Sunday Monday
Cloudy on Tonight Mostly Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on Christmas Day Mostly Sunny on Friday 10% chance of rain & snow on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday
Low: 40°F High: 66°F High: 65°F High: 64°F High: 59°F High: 49°F High: 44°F High: 52°F
Low: 41°F Low: 41°F Low: 40°F Low: 32°F Low: 22°F Low: 27°F  
Cloudy Mostly Sunny Partly Sunny Mostly Sunny Mostly Sunny Rain & Snow Mostly Sunny Mostly Sunny
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Current Conditions at
BROOMFIELD - (KBJC)
68°
Mostly Cloudy
as of 4:45 PM MST
Rel. Humidity: 9%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 22 MPH
270° West
Cloud Level(s): Broken at 22000ft
Current Conditions at
FT COLLINS - (KFNL)
63°
Clear
as of 4:56 PM MST
Rel. Humidity: 17%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
10 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
DENVER INTL - (KDEN)
66°
Mostly Cloudy
as of 4:53 PM MST
Rel. Humidity: 11%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
14 MPH
290° West
Cloud Level(s): Few at 16000ft, Broken at 22000ft
Current Conditions at
BUCKLEY ANGB ARPT - (KBKF)
63°
Mostly Cloudy
as of 4:58 PM MST
Rel. Humidity: 16%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
8 MPH
090° East
Cloud Level(s): Few at 9000ft, Few at 15000ft, Broken at 22000ft
Cloudy on Tonight Tonight... Partly cloudy, with a low around 40. Breezy, with a west wind 6 to 15 mph, with gusts as high as 22 mph.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 66. West wind 5 to 7 mph becoming calm in the morning.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 41. West wind around 7 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 65. West wind 3 to 8 mph. Winds could gust as high as 16 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 41. West wind 5 to 8 mph.
Mostly Sunny on Christmas Day Christmas Day... Mostly sunny, with a high near 64.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 40.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 59. Breezy.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 32.
10% chance of rain & snow Saturday Saturday... A slight chance of rain and snow before 11am, then a slight chance of snow. Partly sunny, with a high near 49.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 22.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 44.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 27.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 52.
Current Radar Image


Sun Almanac for Altona, Colorado
Sunrise: 07:21 AM
Sunset: 4:39 PM
Civil Sunrise:06:50 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 06:16 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 05:43 AM
Astro Sunset: 6:17 PM
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