TODAY JUL18
TEMPERATURE81
HUMIDITY69
PRESSURE30.03
WIND COND.60 16.1
  • 8977Wed50%30%
  • 8977Thu
  • 8977Fri
  • 8977Sat20%
  • 8977Sun40%40%
daynightWeather update from Honolulu, Honolulu International Airport at

Downtown 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
January63°F80°F73°Fn/a
February66°F79°F72°Fn/a
March62°F80°F72°Fn/a
April66°F80°F73°Fn/a
May69°F86°F76°Fn/a
June74°F87°F79°Fn/a
July73°F86°F79°Fn/a
August75°F86°F80°Fn/a
September73°F86°F79°Fn/a
October71°F86°F79°Fn/a
November68°F84°F77°Fn/a
December67°F82°F75°Fn/a

Did you know?

  • The highest monthly average temperature in Downtown for August is 80 degrees.
  • The lowest monthly average temperature in Downtown for February is 72 degrees.
  • The most monthly precipitation in Downtown occurs in January with 0 inches.
  • The air quality index in Downtown is 39% better than the national average.
  • The pollution index in Downtown is 127% worse than the national average.

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Compare Honolulu, HI Weather To Other Cities

Downtown 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.
IndexDowntownHonoluluHawaii
Air quality index303059
Pollution index11,544,10011,544,1004,235,086

Downtown 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

Downtown air quality information

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

Average monthly Downtown temperature with heat index

Downtown monthly precipitation with daily maximum

Downtown monthly snow depth with daily maximum

Downtown monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Pearl City, HI47,2413040%
Waikane, HI6213040%
Waimanalo Beach, HI4,2273040%
West Loch Estate, HI5,1833040%
East Honolulu, HI47,9573040%
Honolulu, HI349,5973040%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Aurora, CO351,131548%
Anaheim, CA346,7768570%
Tampa, FL361,4774314%
Santa Ana, CA333,6058570%
Bakersfield, CA367,5557958%
Honolulu, HI349,5973040%
Source: The Downtown, Honolulu, 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.