TODAY AUG21
TEMPERATURE66
HUMIDITY63
PRESSURE30.38
WIND COND.210 5.8
  • 7949Tue30%
  • 7750Wed20%40%
  • 7845Thu
  • 8047Fri
  • 8048Sat
daynightWeather update from San Luis Valley Regional Airport at

Alamosa Average Weather

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
January-2°F35°F15°F0.4"
February6°F43°F24°F0.3"
March17°F56°F36°F0.6"
April24°F63°F44°F0.7"
May32°F71°F52°F0.7"
June40°F83°F63°F0.3"
July47°F85°F66°F1.4"
August44°F82°F63°F1.1"
September36°F77°F56°F1.1"
October25°F66°F44°F0.8"
November12°F53°F31°F0.5"
December0°F38°F18°F0.5"

Did you know?

  • The highest monthly average temperature in Alamosa for July is 66 degrees.
  • The lowest monthly average temperature in Alamosa for January is 15 degrees.
  • The most monthly precipitation in Alamosa occurs in July with 1.4 inches.
  • The air quality index in Alamosa is 67% better than the national average.
  • The pollution index in Alamosa is 93% better than the national average.

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Compare Alamosa, CO Weather To Other Cities

Alamosa 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.
IndexAlamosaColoradoNational
Air quality index163850
Pollution index328,4712,034,6195,066,862

Alamosa air quality information

MeasurementTotal
Days measured62
Days with good air quality60
Days with moderate air quality2
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Alamosa air quality information

PollutantTotal
Arsenic0.000%
Benzene0.010%
Carbon Tetrachloride0.000%
Lead0.000%
Mercury0.000%

Average monthly Alamosa temperature with heat index

Alamosa monthly precipitation with daily maximum

Alamosa monthly snow depth with daily maximum

Alamosa monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Capulin, CO1401570%
La Jara, CO6661570%
Alamosa East, CO1,6901668%
Alamosa, CO9,6711668%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Cheat Lake, WV9,6713040%
Waggaman, LA9,6734510%
Brandon, SD9,6744020%
Forestdale, AL9,67950= 100
Brandywine, MD9,681492%
Alamosa, CO9,6711668%
Source: The Alamosa, 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.