TODAY MAR04
TEMPERATURE48
HUMIDITY44
PRESSURE29.89
WIND COND.240 5.4
  • 5126Thu
  • 3926Fri
  • 4027Sat
  • 4023Sun
  • 4633Mon
daynightWeather update from Georgetown - Delaware Coastal Airport at

Key findings

  • The highest monthly average temperature in Bethel for August is 77 degrees
  • The lowest monthly average temperature in Bethel for February is 34 degrees
  • The most monthly precipitation in Bethel occurs in October with 9.9 inches
  • The air quality index in Bethel is 28% better than the national average
  • The pollution index in Bethel is 42% worse than the national average

Compare Bethel, DE Weather

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      Bethel 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
      January31°F48°F39°F7.2"
      February25°F43°F34°F3.7"
      March33°F54°F43°F7.2"
      April42°F65°F53°F4.6"
      May49°F73°F61°F7.3"
      June63°F83°F72°F5.0"
      July68°F87°F77°F8.6"
      August68°F87°F77°F5.2"
      September59°F84°F71°F1.4"
      October53°F73°F62°F9.9"
      November39°F61°F50°F4.3"
      December30°F48°F39°F5.2"

      Bethel 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.
      IndexBethelDelawareNational
      Air quality index364150
      Pollution index7,219,5403,759,2125,066,862

      Bethel air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality303
      Days with moderate air quality61
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality

      Bethel air quality information

      PollutantTotal
      Arsenic0.060%
      Benzene0.070%
      Carbon Tetrachloride0.000%
      Lead0.030%
      Mercury0.110%

      Average monthly Bethel temperature with heat index

      Bethel monthly precipitation with daily maximum

      Bethel monthly snow depth with daily maximum

      Bethel monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Bridgeville, DE2,3973628%
      Delmar, MD3,1753628%
      Eldorado, MD583628%
      Sharptown, MD9183628%
      Quantico, MD253628%
      Bethel, DE1813628%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Concho, AZ1814412%
      Lockbourne, OH181468%
      Fairhaven, CA1812746%
      Sweden Valley, PA1813530%
      Oakdale, IL1814314%
      Bethel, DE1813628%
      Source: The Bethel, DE 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.