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Ewa Beach Average Weather

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
January66°F81°F73°F4.0"
February65°F81°F72°F0.8"
March65°F82°F73°F1.6"
April67°F84°F75°F0.5"
May69°F86°F77°F0.7"
June71°F87°F78°F0.7"
July72°F89°F80°F0.2"
August72°F89°F80°F0.4"
September73°F89°F80°F0.2"
October71°F87°F78°F1.8"
November70°F84°F76°F4.8"
December67°F82°F74°F3.8"

Did you know?

  • The highest monthly average temperature in Ewa Beach for September is 80 degrees.
  • The lowest monthly average temperature in Ewa Beach for February is 72 degrees.
  • The most monthly precipitation in Ewa Beach occurs in November with 4.8 inches.
  • The air quality index in Ewa Beach is 39% better than the national average.
  • The pollution index in Ewa Beach is 127% worse than the national average.

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Compare Ewa Beach, HI Weather To Other Cities

Ewa 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.
IndexEwa BeachHawaiiNational
Air quality index305950
Pollution index11,544,1004,235,0865,066,862

Ewa Beach air quality information

MeasurementTotal
Days measured365
Days with good air quality347
Days with moderate air quality18
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Ewa Beach air quality information

PollutantTotal
Arsenic0.000%
Benzene0.120%
Carbon Tetrachloride0.060%
Lead0.360%
Mercury0.010%

Average monthly Ewa Beach temperature with heat index

Ewa Beach monthly precipitation with daily maximum

Ewa Beach monthly snow depth with daily maximum

Ewa Beach monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Ahuimanu, HI8,3123040%
Ewa Villages, HI7,5683040%
Iroquois Point, HI3,9673040%
Kapolei, HI19,2063040%
Makaha Valley, HI1,6313040%
Ewa Beach, HI15,1653040%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Williamstown, NJ15,1703138%
Gloversville, NY15,1583628%
Cullman, AL15,1563726%
Dallas, OR15,1753138%
River Falls, WI15,1523628%
Ewa Beach, HI15,1653040%
Source: The Ewa Beach, HI 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.