TODAY APR19
TEMPERATURE53
HUMIDITY86
PRESSURE29.9
WIND COND. 7.6
  • 5948Mon30%40%
  • 6753Tue
  • 6740Wed20%60%
  • 5343Thu
  • 6048Fri
daynightWeather update from Ocean City, Ocean City Municipal Airport at

Key findings

  • The highest monthly average temperature in Bethany Beach for August is 77.6 degrees
  • The lowest monthly average temperature in Bethany Beach for February is 34.9 degrees
  • The most monthly precipitation in Bethany Beach occurs in October with 7.4 inches
  • The air quality index in Bethany Beach is 28% better than the national average
  • The pollution index in Bethany Beach is 42% worse than the national average

Compare Bethany Beach, DE Weather

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      Bethany Beach 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
      January30°F49°F40°F5.8"
      February26°F44°F35°F4.8"
      March34°F52°F43°F6.6"
      April43°F62°F52°F7.0"
      May50°F69°F60°F5.2"
      June64°F79°F71°F7.2"
      July69°F85°F77°F6.9"
      August70°F86°F78°F2.9"
      September62°F80°F72°F2.6"
      October54°F71°F63°F7.4"
      November41°F59°F50°F4.3"
      December32°F50°F41°F6.8"

      Bethany Beach 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.
      IndexBethany BeachDelawareNational
      Air quality index364150
      Pollution index7,219,5403,759,2125,066,862

      Bethany Beach 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

      Bethany Beach air quality information

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

      Average monthly Bethany Beach temperature with heat index

      Bethany Beach monthly precipitation with daily maximum

      Bethany Beach monthly snow depth with daily maximum

      Bethany Beach monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Dewey Beach, DE2893628%
      Millsboro, DE4,1213628%
      South Bethany, DE4243628%
      Whaleyville, MD1023628%
      Fenwick Island, DE3983628%
      Bethany Beach, DE8713628%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      White Springs, FL8713824%
      Birchwood Village, MN871468%
      Los Olivos, CA8714412%
      Lightstreet, PA8713530%
      Camp Wood, TX8712550%
      Bethany Beach, DE8713628%
      Source: The Bethany Beach, 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.