Marathon, FL Weather - Forecast & Monthly Averages

TEMPERATURE	64
HUMIDITY	52
PRESSURE
WIND COND.	9.4

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Weather Quick Facts

The highest monthly average temperature in Marathon for July is 84.8 degrees
The lowest monthly average temperature in Marathon for February is 69.9 degrees
The most monthly precipitation in Marathon occurs in August with 10.4 inches
The air quality index in Marathon is 3% better than the national average
The pollution index in Marathon is 1488% worse than the national average

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Marathon 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	65°F	77°F	71°F	2.2"
February	64°F	77°F	70°F	4.1"
March	68°F	80°F	74°F	4.1"
April	70°F	82°F	76°F	5.9"
May	75°F	86°F	80°F	5.5"
June	77°F	89°F	82°F	10.3"
July	80°F	91°F	85°F	7.7"
August	79°F	91°F	85°F	10.4"
September	78°F	90°F	84°F	9.6"
October	78°F	87°F	82°F	5.1"
November	71°F	82°F	76°F	0.7"
December	68°F	80°F	73°F	2.0"

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Marathon 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	Marathon	Florida	National
Air quality index	41	35	42
Pollution index	43,296,200	7,570,785	2,726,193

Marathon air quality

Measurement	Total
Days measured	363
Days with good air quality	284
Days with moderate air quality	77
Days w/ poor A.Q. for sensitive groups	2
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.060%
Benzene	0.510%
Carbon Tetrachloride	0.150%
Lead	0.330%
Mercury	0.090%

Average monthly Marathon temperature with heat index

Marathon monthly precipitation with daily maximum

Marathon monthly snow depth with daily maximum

Marathon monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Duck Key, FL	761	41	18.0%
Key Colony Beach, FL	523	41	18.0%
Layton, FL	107	41	18.0%
Marathon, FL	8,746	41	18.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Fitzgerald, GA	8,747	26	48.0%
Hanover, NH	8,744	34	32.0%
Pulaski, VA	8,744	41	18.0%
Riverside, IL	8,748	55	10.0%
Ridgefield, WA	8,751	38	24.0%
Marathon, FL	8,746	41	18.0%

Source: The Marathon, 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.