TODAY JUL08
TEMPERATURE59
HUMIDITY42
PRESSURE103520
WIND COND.
  • 6852Wed
  • 6346Thu
  • 6043Fri40%
  • 6046Sat
  • 6547Sun
daynightWeather update from Granby-Grand County Airport at

Weather Quick Facts

  • The highest monthly average temperature in St. Mary's for n/a is n/a degrees
  • The lowest monthly average temperature in St. Mary's for n/a is n/a degrees
  • The most monthly precipitation in St. Mary's occurs in n/a with n/a inches
  • The air quality index in St. Mary's is n/a the national average
  • The pollution index in St. Mary's is n/a the national average

Compare St. Mary's, CO Weather

      vs

      St. Mary's 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
      Januaryn/a°Fn/a°Fn/a°Fn/a
      Februaryn/a°Fn/a°Fn/a°Fn/a
      Marchn/a°Fn/a°Fn/a°Fn/a
      Apriln/a°Fn/a°Fn/a°Fn/a
      Mayn/a°Fn/a°Fn/a°Fn/a
      Junen/a°Fn/a°Fn/a°Fn/a
      Julyn/a°Fn/a°Fn/a°Fn/a
      Augustn/a°Fn/a°Fn/a°Fn/a
      Septembern/a°Fn/a°Fn/a°Fn/a
      Octobern/a°Fn/a°Fn/a°Fn/a
      Novembern/a°Fn/a°Fn/a°Fn/a
      Decembern/a°Fn/a°Fn/a°Fn/a

      St. Mary's 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. Mary'sColoradoNational
      Air quality indexn/an/an/a
      Pollution indexn/an/an/a

      St. Mary's air quality

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

      Air quality details

      PollutantTotal
      Arsenicn/a%
      Benzenen/a%
      Carbon Tetrachloriden/a%
      Leadn/a%
      Mercuryn/a%

      Average monthly St. Mary's temperature with heat index

      St. Mary's monthly precipitation with daily maximum

      St. Mary's monthly snow depth with daily maximum

      St. Mary's monthly wind speed information

      Source: The St. Mary's, 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.