TODAY MAY12
TEMPERATURE73
HUMIDITY11
PRESSURE
WIND COND.290 25.9
  • 8446Thu
  • 8748Fri
  • 8748Sat
  • 8547Sun
  • 8045Mon
daynightWeather update from Delta/Blake Field Airport at

Key findings

  • The highest monthly average temperature in Delta for July is 79.4 degrees
  • The lowest monthly average temperature in Delta for January is 28.7 degrees
  • The most monthly precipitation in Delta occurs in September with 2.7 inches
  • The air quality index in Delta is 12% better than the national average
  • The pollution index in Delta is 88% better than the national average

Compare Delta, CO Weather

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      Delta 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°F42°F29°F1.8"
      February27°F53°F38°F1.3"
      March33°F65°F48°F0.8"
      April38°F70°F53°F1.4"
      May46°F79°F62°F2.0"
      June57°F95°F77°F0.9"
      July63°F97°F79°F1.5"
      August60°F92°F74°F2.1"
      September53°F86°F68°F2.7"
      October39°F72°F54°F2.4"
      November30°F59°F42°F1.0"
      December21°F44°F31°F0.6"

      Delta 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.
      IndexDeltaColoradoNational
      Air quality index443850
      Pollution index617,7682,034,6195,066,862

      Delta air quality information

      MeasurementTotal
      Days measured364
      Days with good air quality289
      Days with moderate air quality75
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Delta air quality information

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.000%
      Lead0.004%
      Mercury0.000%

      Average monthly Delta temperature with heat index

      Delta monthly precipitation with daily maximum

      Delta monthly snow depth with daily maximum

      Delta monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Cedaredge, CO2,2664412%
      Orchard City, CO3,0434412%
      Olathe, CO1,8784412%
      Delta, CO8,8134412%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      University of Virginia, VA8,8204020%
      Graham, TX8,8262648%
      Clinton, NC8,7994020%
      Barre, VT8,8313432%
      Lapeer, MI8,7953824%
      Delta, CO8,8134412%
      Source: The Delta, 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.