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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 Jan 24, 2026 Latitude: 40.1338744 Longitude: -105.2827677 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
40% chance of snow on Today Cloudy on Tonight 70% chance of snow on Sunday Sunny on Monday Partly Sunny on Tuesday Sunny on Wednesday Partly Sunny on Thursday Mostly Sunny on Friday
High: 21°F Low: 7 °F High: 23°F High: 41°F High: 45°F High: 50°F High: 47°F High: 43°F
Low: 3 °F Low: 22°F Low: 22°F Low: 24°F Low: 23°F  
Snow Cloudy Snow Sunny Partly Sunny Sunny Partly Sunny Mostly Sunny
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Current Conditions at
BROOMFIELD - (KBJC)
12°
Mostly Clear
as of 10:55 AM MST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Few at 6000ft
Current Conditions at
FT COLLINS - (KFNL)
9°
Clear
as of 10:56 AM MST
Rel. Humidity: 71%
Dew Point: 1°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Clear
Current Conditions at
DENVER INTL - (KDEN)
10°
Partly Cloudy
as of 10:53 AM MST
Rel. Humidity: 72%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Few at 3500ft, Few at 7500ft, Few at 12000ft, Scattered at 22000ft
Current Conditions at
BUCKLEY ANGB ARPT - (KBKF)
16°
Partly Cloudy
as of 10:58 AM MST
Rel. Humidity: 61%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
6 MPH
060° Northeast
Cloud Level(s): Few at 8000ft, Few at 12000ft, Scattered at 22000ft
40% chance of snow Today Today... A 40 percent chance of snow, mainly before 3pm. Mostly cloudy, with a high near 21. Light east wind. Total daytime snow accumulation of less than one inch possible.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 7. Wind chill values as low as -1. Calm wind becoming west around 5 mph after midnight.
70% chance of snow Sunday Sunday... Snow likely, mainly after 11am. Mostly cloudy, with a high near 23. Calm wind becoming northeast around 6 mph in the morning. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
30% chance of snow Sunday Night Sunday Night... A 30 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Wind chill values as low as -9. North wind 5 to 13 mph becoming west in the evening. Winds could gust as high as 22 mph. New snow accumulation of less than one inch possible.
Sunny on Monday Monday... Sunny, with a high near 41. Breezy, with a west wind around 15 mph, with gusts as high as 33 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 22.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 45.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 22.
Sunny on Wednesday Wednesday... Sunny, with a high near 50.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 24.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 47.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 23.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 43.
Current Radar Image


Sun Almanac for Altona, Colorado
Sunrise: 07:16 AM
Sunset: 5:10 PM
Civil Sunrise:06:47 AM
Civil Sunset: 5:40 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 6:12 PM
Astro Sunrise: 05:42 AM
Astro Sunset: 6:45 PM
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