TODAY OCT22
TEMPERATURE46
HUMIDITY57
PRESSURE30.16
WIND COND.
  • 6341Mon
  • 5641Tue20%30%
  • 5840Wed20%
  • 6141Thu
  • 6039Fri
daynightWeather update from Vance Brand Airport at
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Altona Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January18°F48°F32°F1.2"
February21°F50°F34°F1.5"
March30°F62°F44°F1.6"
April36°F66°F49°F0.2"
May43°F73°F57°F2.4"
June54°F89°F71°F1.1"
July59°F92°F75°F2.1"
August56°F90°F72°F1.1"
September49°F82°F64°F0.2"
October38°F69°F52°F2.1"
November28°F58°F41°F2.6"
December17°F46°F30°F0.7"

Did you know?

  • The highest monthly average temperature in Altona for July is 75 degrees.
  • The lowest monthly average temperature in Altona for December is 30 degrees.
  • The most monthly precipitation in Altona occurs in November with 2.6 inches.
  • The air quality index in Altona is 15% better than the national average.
  • The pollution index in Altona is 86% better than the national average.

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Compare Altona, CO Weather To Other Cities

Altona air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexAltonaColoradoNational
Air quality index423850
Pollution index703,4602,034,6195,066,862

Altona air quality information

MeasurementTotal
Days measured363
Days with good air quality296
Days with moderate air quality63
Days w/ poor A.Q. for sensitive groups4
Days with unhealthy air quality

Altona air quality information

PollutantTotal
Arsenic0.001%
Benzene0.020%
Carbon Tetrachloride0.001%
Lead0.020%
Mercury0.000%

Average monthly Altona temperature with heat index

Altona monthly precipitation with daily maximum

Altona monthly snow depth with daily maximum

Altona monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Coal Creek, CO1,8214216%
Eldorado Springs, CO9354216%
Hidden Lake, CO04216%
Leyner, CO274216%
Mountain Meadows, CO1674216%
Altona, CO3864216%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
La Barge, WY3864216%
Selma, VA3863628%
Urie, WY3864020%
Melbourne, KY386548%
Grover Hill, OH3863040%
Altona, CO3864216%
Source: The Altona, CO weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.