TODAY DEC22
TEMPERATURE43
HUMIDITY31
PRESSURE101860
WIND COND.
  • 4931Sun
  • 4325Mon20%30%
  • 4227Tue
  • 4023
  • 4025Thu
daynightWeather update from Boulder Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in St. Ann Highlands for July is 74.7 degrees
  • The lowest monthly average temperature in St. Ann Highlands for December is 29.7 degrees
  • The most monthly precipitation in St. Ann Highlands occurs in November with 2.6 inches
  • The air quality index in St. Ann Highlands is 12% worse than the national average
  • The pollution index in St. Ann Highlands is 28% worse than the national average

Compare St. Ann Highlands, CO Weather

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      St. Ann Highlands 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"

      St. Ann Highlands 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.
      IndexSt. Ann HighlandsColoradoNational
      Air quality index473842
      Pollution index3,482,1502,068,3422,726,193

      St. Ann Highlands air quality

      MeasurementTotal
      Days measured365
      Days with good air quality227
      Days with moderate air quality133
      Days w/ poor A.Q. for sensitive groups5
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.040%
      Carbon Tetrachloride0.004%
      Lead0.020%
      Mercury0.001%

      Average monthly St. Ann Highlands temperature with heat index

      St. Ann Highlands monthly precipitation with daily maximum

      St. Ann Highlands monthly snow depth with daily maximum

      St. Ann Highlands monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Paragon Estates, CO785476.0%
      St. Mary's, CO416476.0%
      Rollinsville, CO375476.0%
      Jamestown, CO250476.0%
      Boulder, CO108,777476.0%
      St. Ann Highlands, CO486476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Guy, AR4864510.0%
      Sacaton Flats Village, AZ4867448.0%
      Lemon Grove, FL4863628.0%
      Maharishi Vedic City, IA4862942.0%
      Iuka, IL4864314.0%
      St. Ann Highlands, CO486476.0%
      Source: The St. Ann Highlands, 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.