Altona, Colorado Weather
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Weather Forecast for Altona, Colorado : Boulder County
Issued: 2:04 pm MDT May 8, 2025 Latitude: 40.1338744 Longitude: -105.2827677 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Clear on Overnight 20% chance of thunderstorms on Friday Sunny on Saturday 20% chance of thunderstorms on Sunday Mostly Sunny on Monday 10% chance of thunderstorms on Tuesday 20% chance of thunderstorms on Wednesday 20% chance of thunderstorms on Thursday
Low: 46°F High: 71°F High: 75°F High: 81°F High: 82°F High: 80°F High: 68°F High: 68°F
Low: 47°F Low: 51°F Low: 53°F Low: 54°F Low: 48°F Low: 44°F  
Mostly Clear Thunderstorms Sunny Thunderstorms Mostly Sunny Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
BROOMFIELD - (KBJC)
52°
Clear
as of 11:35 PM MDST
Rel. Humidity: 57%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
5 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
FT COLLINS - (KFNL)
54°
Clear
as of 10:56 PM MDST
Rel. Humidity: 66%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
7 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
DENVER INTL - (KDEN)
48°
Feels like 43°F
Mostly Clear
as of 10:53 PM MDST
Rel. Humidity: 81%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
12 MPH
160° South
Cloud Level(s): Few at 10000ft
Current Conditions at
BUCKLEY ANGB ARPT - (KBKF)
50°
Feels like 46°F
Mostly Clear
as of 10:58 PM MDST
Rel. Humidity: 66%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
9 MPH
160° South
Cloud Level(s): Few at 10000ft
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 46. West northwest wind around 5 mph.
20% chance of thunderstorms Friday Friday... A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. Calm wind becoming east northeast around 6 mph in the afternoon.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 47. Northeast wind around 5 mph becoming calm in the evening.
Sunny on Saturday Saturday... Sunny, with a high near 75. Calm wind becoming east southeast around 6 mph in the afternoon.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 51. Southeast wind around 6 mph becoming calm.
20% chance of thunderstorms Sunday Sunday... A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 53.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 82.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 54.
10% chance of thunderstorms Tuesday Tuesday... A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
10% chance of thunderstorms Tuesday Night Tuesday Night... A slight chance of showers and thunderstorms. Partly cloudy, with a low around 48.
20% chance of thunderstorms Wednesday Wednesday... A chance of showers and thunderstorms. Partly sunny, with a high near 68. Breezy.
10% chance of rain Wednesday Night Wednesday Night... A slight chance of showers. Partly cloudy, with a low around 44. Breezy.
20% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms. Mostly sunny, with a high near 68.
Current Radar Image


Sun Almanac for Altona, Colorado
Sunrise: 05:51 AM
Sunset: 8:04 PM
Civil Sunrise:05:21 AM
Civil Sunset: 8:35 PM
Nautical Sunrise: 04:43 AM
Nautical Sunset: 9:12 PM
Astro Sunrise: 04:03 AM
Astro Sunset: 9:52 PM
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