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Key findings

  • The highest monthly average temperature in Deerfield for July is 71.5 degrees
  • The lowest monthly average temperature in Deerfield for January is 23.9 degrees
  • The most monthly precipitation in Deerfield occurs in October with 6.2 inches
  • The air quality index in Deerfield is 20% better than the national average
  • The pollution index in Deerfield is 188% worse than the national average

Compare Deerfield, MA Weather

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      Deerfield 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
      January14°F34°F24°F2.7"
      February14°F36°F25°F2.8"
      March23°F45°F33°F3.3"
      April34°F60°F47°F3.5"
      May45°F71°F57°F3.4"
      June54°F78°F66°F5.5"
      July60°F84°F71°F4.1"
      August57°F81°F69°F4.3"
      September50°F75°F62°F4.1"
      October40°F62°F50°F6.2"
      November29°F50°F39°F3.0"
      December21°F40°F30°F4.2"

      Deerfield 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.
      IndexDeerfieldMassachusettsNational
      Air quality index404050
      Pollution index7,859,3608,399,6102,726,193

      Deerfield air quality information

      MeasurementTotal
      Days measured364
      Days with good air quality305
      Days with moderate air quality59
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Deerfield air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.070%
      Carbon Tetrachloride0.030%
      Lead0.320%
      Mercury0.070%

      Average monthly Deerfield temperature with heat index

      Deerfield monthly precipitation with daily maximum

      Deerfield monthly snow depth with daily maximum

      Deerfield monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Millers Falls, MA1,0753432.0%
      Turners Falls, MA4,0743432.0%
      Greenfield Town, MA17,4773432.0%
      Northfield, MA1,2463432.0%
      Shelburne Falls, MA1,6323726.0%
      Deerfield, MA1,0054020.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Gales Ferry, CT1,0053726.0%
      Aplington, IA1,0053922.0%
      Harmony, MN1,0051570.0%
      Burnsville, MS1,0053726.0%
      Candlewood Lake, OH1,0054118.0%
      Deerfield, MA1,0054020.0%
      Source: The Deerfield, MA 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.