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Altona, Colorado Weather Forecast
Altona, Colorado Weather
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Weather Forecast for Altona, Colorado : Boulder County
Issued: 4:06 pm MST Dec 25, 2025 Latitude: 40.1338744 Longitude: -105.2827677 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday New Year's Day
Mostly Clear on Tonight Mostly Sunny on Friday 30% chance of rain on Saturday 70% chance of snow on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday Partly Sunny on New Year's Day
Low: 41°F High: 62°F High: 55°F High: 29°F High: 40°F High: 48°F High: 53°F High: 53°F
Low: 37°F Low: 18°F Low: 11°F Low: 20°F Low: 28°F Low: 32°F  
Mostly Clear Mostly Sunny Rain Snow Sunny Sunny Sunny Partly Sunny
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Current Conditions at
FT COLLINS - (KFNL)
57°
Clear
as of 9:56 PM MST
Rel. Humidity: 24%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 31 MPH
260° West
Cloud Level(s): Clear
Current Conditions at
DENVER INTL - (KDEN)
52°
Clear
as of 9:53 PM MST
Rel. Humidity: 25%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
5 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
BUCKLEY ANGB ARPT - (KBKF)
54°
Clear
as of 9:58 PM MST
Rel. Humidity: 20%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
15 MPH
210° Southwest
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 41. Breezy, with a west wind 17 to 23 mph, with gusts as high as 34 mph.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 62. Breezy, with a southwest wind 9 to 17 mph, with gusts as high as 28 mph.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 37. West southwest wind around 7 mph, with gusts as high as 15 mph.
30% chance of rain Saturday Saturday... A 30 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 55. West southwest wind 6 to 9 mph, with gusts as high as 22 mph.
70% chance of rain & snow Saturday Night Saturday Night... A chance of rain and snow before 8pm, then snow likely. Mostly cloudy, with a low around 18. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.
70% chance of snow Sunday Sunday... Snow likely, mainly before 11am. Partly sunny, with a high near 29. Chance of precipitation is 70%.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 11.
Sunny on Monday Monday... Sunny, with a high near 40.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 20.
Sunny on Tuesday Tuesday... Sunny, with a high near 48.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 28.
Sunny on Wednesday Wednesday... Sunny, with a high near 53.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 32.
Partly Sunny on New Year's Day New Year's Day... Partly sunny, with a high near 53.
Current Radar Image


Sun Almanac for Altona, Colorado
Sunrise: 07:22 AM
Sunset: 4:42 PM
Civil Sunrise:06:52 AM
Civil Sunset: 5:12 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 5:46 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 6:20 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.