TODAY FEB28
TEMPERATURE29
HUMIDITY46
PRESSURE29.78
WIND COND. 6.9
  • 3822Fri
  • 3320Sat
  • 4125Sun
  • 4934Mon40%
  • 5542Tue70%60%
daynightWeather update from Andover, Aeroflex-Andover Airport at

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How would you rate the air quality in Delaware?View resultsWrite a review to give others more information about this area.

Delaware 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
January20°F38°F28°F5.1"
February20°F40°F29°F3.4"
March29°F50°F38°F3.8"
April39°F64°F51°F4.0"
May49°F73°F61°F4.1"
June58°F80°F68°F5.3"
July63°F85°F73°F6.2"
August60°F82°F70°F5.8"
September54°F76°F64°F4.5"
October43°F65°F53°F4.8"
November33°F53°F43°F2.9"
December27°F43°F34°F4.8"

Did you know?

  • The highest monthly average temperature in Delaware for July is 73 degrees.
  • The lowest monthly average temperature in Delaware for January is 28 degrees.
  • The most monthly precipitation in Delaware occurs in July with 6.2 inches.
  • The air quality index in Delaware is 22% better than the national average.
  • The pollution index in Delaware is 45% better than the national average.

Compare Delaware, NJ Weather To Other Cities

Delaware 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.
IndexDelawareNew JerseyNational
Air quality index394550
Pollution index2,789,2907,146,1325,066,862

Delaware air quality information

MeasurementTotal
Days measured365
Days with good air quality276
Days with moderate air quality89
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Delaware air quality information

PollutantTotal
Arsenic0.002%
Benzene0.040%
Carbon Tetrachloride0.010%
Lead0.020%
Mercury0.030%

Average monthly Delaware temperature with heat index

Delaware monthly precipitation with daily maximum

Delaware monthly snow depth with daily maximum

Delaware monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Anderson, NJ3393922%
Blairstown, NJ6423922%
Broadway, NJ2083922%
Columbia, NJ3393922%
Hackettstown, NJ9,5853922%
Delaware, NJ993922%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Paden, MS993530%
Young Place, NM994314%
Alden, MI993628%
Wilburton Number Two, PA994314%
Culver, KS993236%
Delaware, NJ993922%
Source: The Delaware, NJ 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.
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