Bethany Beach, DE Weather - Forecast & Monthly Averages

TEMPERATURE	55
HUMIDITY	47
PRESSURE	100030
WIND COND.	310 31.7

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Weather Quick Facts

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 14% better than the national average
The pollution index in Bethany Beach is 165% worse than the national average

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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.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	30°F	49°F	40°F	5.8"
February	26°F	44°F	35°F	4.8"
March	34°F	52°F	43°F	6.6"
April	43°F	62°F	52°F	7.0"
May	50°F	69°F	60°F	5.2"
June	64°F	79°F	71°F	7.2"
July	69°F	85°F	77°F	6.9"
August	70°F	86°F	78°F	2.9"
September	62°F	80°F	72°F	2.6"
October	54°F	71°F	63°F	7.4"
November	41°F	59°F	50°F	4.3"
December	32°F	50°F	41°F	6.8"

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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.
Index	Bethany Beach	Delaware	National
Air quality index	36	41	42
Pollution index	7,219,540	7,274,307	2,726,193

Bethany Beach air quality

Measurement	Total
Days measured	365
Days with good air quality	303
Days with moderate air quality	61
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality

Air quality details

Pollutant	Total
Arsenic	0.060%
Benzene	0.070%
Carbon Tetrachloride	0.000%
Lead	0.030%
Mercury	0.110%

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	Population	Air Quality Index	National Avg.
Dewey Beach, DE	442	36	28.0%
Millsboro, DE	4,448	36	28.0%
South Bethany, DE	558	36	28.0%
Whaleyville, MD	48	36	28.0%
Fenwick Island, DE	445	36	28.0%
Bethany Beach, DE	1,150	36	28.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Dunnavant, AL	1,150	53	6.0%
Windsor, IL	1,150	40	20.0%
Cottage City, MD	1,150	47	6.0%
Mound City, MO	1,150	43	14.0%
Ninnekah, OK	1,150	43	14.0%
Bethany Beach, DE	1,150	36	28.0%

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.