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Altona, Colorado Weather Forecast
Altona, Colorado Weather
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Weather Forecast for Altona, Colorado : Boulder County
Issued: 2:40 pm MST Nov 25, 2025 Latitude: 40.1338744 Longitude: -105.2827677 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thanksgiving Day Friday Saturday Sunday Monday Tuesday
Cloudy on Tonight Mostly Sunny on Wednesday Mostly Sunny on Thanksgiving Day Mostly Sunny on Friday 20% chance of snow on Saturday 20% chance of snow on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday
Low: 21°F High: 51°F High: 52°F High: 60°F High: 34°F High: 31°F High: 35°F High: 42°F
Low: 28°F Low: 32°F Low: 21°F Low: 15°F Low: 14°F Low: 19°F  
Cloudy Mostly Sunny Mostly Sunny Mostly Sunny Snow Snow Partly Sunny Mostly Sunny
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Current Conditions at
BROOMFIELD - (KBJC)
30°
Clear
as of 7:59 PM MST
Rel. Humidity: 46%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
3 MPH
070° East
Cloud Level(s): Clear
Current Conditions at
FT COLLINS - (KFNL)
28°
Clear
as of 7:56 PM MST
Rel. Humidity: 50%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
5 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
DENVER INTL - (KDEN)
19°
Feels like 8°F
Mostly Clear
as of 7:53 PM MST
Rel. Humidity: 73%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
9 MPH
170° South
Cloud Level(s): Few at 8000ft
Current Conditions at
BUCKLEY ANGB ARPT - (KBKF)
25°
Feels like 14°F
Mostly Clear
as of 7:58 PM MST
Rel. Humidity: 62%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
10 MPH
130° Southeast
Cloud Level(s): Few at 12000ft
Cloudy on Tonight Tonight... Partly cloudy, with a low around 21. Calm wind becoming west northwest around 5 mph after midnight.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 51. West southwest wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 16 mph.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 28. West wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 15 mph.
Mostly Sunny on Thanksgiving Day Thanksgiving Day... Mostly sunny, with a high near 52. Light and variable wind.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 32. West wind around 6 mph.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 60.
60% chance of rain & snow Friday Night Friday Night... A chance of rain and snow before 11pm, then snow likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
20% chance of snow Saturday Saturday... A chance of snow, mainly before 11am. Partly sunny, with a high near 34.
10% chance of snow Saturday Night Saturday Night... A slight chance of snow after 11pm. Mostly cloudy, with a low around 15.
20% chance of snow Sunday Sunday... A chance of snow. Mostly cloudy, with a high near 31.
20% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 14.
Partly Sunny on Monday Monday... Partly sunny, with a high near 35.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 19.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 42.
Current Radar Image


Sun Almanac for Altona, Colorado
Sunrise: 06:58 AM
Sunset: 4:38 PM
Civil Sunrise:06:29 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 05:55 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:23 AM
Astro Sunset: 6:14 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.