TODAY NOV11
TEMPERATURE62
HUMIDITY90
PRESSURE101190
WIND COND.230 25.9
  • 724640%
  • 5831Tue
  • 5334Wed
  • 5741Thu30%
  • 5842Fri
daynightWeather update from Georgetown - Delaware Coastal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Bethel for August is 77.1 degrees
  • The lowest monthly average temperature in Bethel for February is 33.7 degrees
  • The most monthly precipitation in Bethel occurs in October with 9.9 inches
  • The air quality index in Bethel is 14% better than the national average
  • The pollution index in Bethel is 165% 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 index364142
      Pollution index7,219,5407,274,3072,726,193

      Bethel air quality

      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

      Air quality details

      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

      CityPopulationAir Quality IndexNational Avg.
      Bridgeville, DE3,5083628.0%
      Delmar, MD3,3213628.0%
      Eldorado, MD763628.0%
      Sharptown, MD6873628.0%
      Quantico, MD1993628.0%
      Bethel, DE4043628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Jenkinsburg, GA404524.0%
      Arrowsmith, IL4044412.0%
      Walker, MO4043726.0%
      Dumas, MS4043922.0%
      Orleans, NE4041962.0%
      Bethel, DE4043628.0%
      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.