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Altona, Colorado Weather Forecast
Altona, Colorado Weather
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Weather Forecast for Altona, Colorado : Boulder County
Issued: 3:26 am MST Dec 30, 2025 Latitude: 40.1338744 Longitude: -105.2827677 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday New Year's Day Friday Saturday Sunday Monday
Sunny on Today Mostly Clear on Tonight Mostly Sunny on Wednesday Cloudy on New Year's Day Partly Sunny on Friday Mostly Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday
High: 52°F Low: 30°F High: 60°F High: 58°F High: 58°F High: 60°F High: 56°F High: 53°F
Low: 38°F Low: 39°F Low: 36°F Low: 33°F Low: 31°F  
Sunny Mostly Clear Mostly Sunny Cloudy Partly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
BROOMFIELD - (KBJC)
32°
Clear
as of 5:15 AM MST
Rel. Humidity: 33%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
3 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
FT COLLINS - (KFNL)
25°
Clear
as of 4:56 AM MST
Rel. Humidity: 53%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
5 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
DENVER INTL - (KDEN)
21°
Clear
as of 4:53 AM MST
Rel. Humidity: 62%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
7 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
BUCKLEY ANGB ARPT - (KBKF)
28°
Mostly Clear
as of 4:58 AM MST
Rel. Humidity: 46%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
7 MPH
170° South
Cloud Level(s): Few at 22000ft
Sunny on Today Today... Sunny, with a high near 52. West wind 5 to 8 mph becoming light and variable in the afternoon.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 30. West wind 5 to 8 mph.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 60. West wind 6 to 9 mph, with gusts as high as 16 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 38. West wind around 8 mph.
Cloudy on New Year's Day New Year's Day... Cloudy, with a high near 58. West wind around 8 mph, with gusts as high as 18 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 39.
Partly Sunny on Friday Friday... Partly sunny, with a high near 58.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 36.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 60.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 33.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 56.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 31.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 53.
Current Radar Image


Sun Almanac for Altona, Colorado
Sunrise: 07:23 AM
Sunset: 4:45 PM
Civil Sunrise:06:53 AM
Civil Sunset: 5:15 PM
Nautical Sunrise: 06:19 AM
Nautical Sunset: 5:49 PM
Astro Sunrise: 05:46 AM
Astro Sunset: 6:22 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.