TODAY JUL23
TEMPERATURE70
HUMIDITY100
PRESSURE29.78
WIND COND.230 4.7
  • 9075Mon20%40%
  • 9075Tue40%60%
  • 9176Wed70%70%
  • 9376Thu40%40%
  • 9377Fri30%30%
daynightWeather update from Jacksonville Craig Municipal Airport at

Brown Island 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
January27°F82°F57°F2.2"
February27°F82°F58°F2.8"
March36°F88°F64°F1.7"
April39°F91°F70°F2.1"
May55°F99°F76°F3.8"
June66°F102°F81°F5.7"
July69°F101°F83°F8.2"
August68°F103°F84°F6.2"
September60°F95°F81°F3.0"
October38°F95°F73°F3.8"
November34°F86°F63°F0.9"
December32°F83°F59°F3.2"

Did you know?

  • The highest monthly average temperature in Brown Island for August is 84 degrees.
  • The lowest monthly average temperature in Brown Island for January is 57 degrees.
  • The most monthly precipitation in Brown Island occurs in July with 8.2 inches.
  • The air quality index in Brown Island is 23% better than the national average.
  • The pollution index in Brown Island is 29% worse than the national average.

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Compare Jacksonville, FL Weather To Other Cities

Brown Island 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.
IndexBrown IslandJacksonvilleFlorida
Air quality index383835
Pollution index6,554,7106,554,71015,391,344

Brown Island air quality information

MeasurementTotal
Days measured365
Days with good air quality300
Days with moderate air quality63
Days w/ poor A.Q. for sensitive groups2
Days with unhealthy air quality

Brown Island air quality information

PollutantTotal
Arsenic0.020%
Benzene0.040%
Carbon Tetrachloride0.002%
Lead0.070%
Mercury0.010%

Average monthly Brown Island temperature with heat index

Brown Island monthly precipitation with daily maximum

Brown Island monthly snow depth with daily maximum

Brown Island monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Atlantic Beach, FL13,0893824%
Jacksonville Beach, FL22,5193824%
Neptune Beach, FL6,8173824%
Yulee, FL12,2173824%
Jacksonville, FL856,6163824%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
San Francisco, CA850,2824314%
Indianapolis, IN846,6745918%
Columbus, OH837,0384314%
Fort Worth, TX815,930548%
Charlotte, NC808,8344216%
Jacksonville, FL856,6163824%
Source: The Brown Island, Jacksonville, FL 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.