Fairfield, WA Weather - Forecast & Monthly Averages

TEMPERATURE	39
HUMIDITY	79
PRESSURE
WIND COND.	30 12

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Weather Quick Facts

The highest monthly average temperature in Fairfield for July is 73.5 degrees
The lowest monthly average temperature in Fairfield for January is 28.8 degrees
The most monthly precipitation in Fairfield occurs in December with 3.9 inches
The air quality index in Fairfield is 2% worse than the national average
The pollution index in Fairfield is 18% better than the national average

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Fairfield 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	23°F	36°F	29°F	1.8"
February	27°F	45°F	35°F	2.1"
March	33°F	55°F	43°F	2.4"
April	36°F	61°F	48°F	1.5"
May	44°F	72°F	57°F	3.7"
June	50°F	77°F	62°F	2.0"
July	57°F	91°F	74°F	3.7"
August	53°F	87°F	69°F	2.6"
September	45°F	75°F	59°F	2.5"
October	39°F	60°F	48°F	1.6"
November	30°F	44°F	37°F	2.4"
December	23°F	35°F	29°F	3.9"

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Fairfield 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	Fairfield	Washington	National
Air quality index	43	36	42
Pollution index	2,233,350	4,541,850	2,726,193

Fairfield air quality

Measurement	Total
Days measured	365
Days with good air quality	252
Days with moderate air quality	111
Days w/ poor A.Q. for sensitive groups	2
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.002%
Benzene	0.030%
Carbon Tetrachloride	0.002%
Lead	0.003%
Mercury	0.001%

Average monthly Fairfield temperature with heat index

Fairfield monthly precipitation with daily maximum

Fairfield monthly snow depth with daily maximum

Fairfield monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Tekoa, WA	776	18	64.0%
Rockford, WA	418	43	14.0%
Malden, WA	219	43	14.0%
Plummer, ID	1,006	43	14.0%
Spangle, WA	231	43	14.0%
Fairfield, WA	485	43	14.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Runnells, IA	485	39	22.0%
Crescent City, IL	485	42	16.0%
Eskridge, KS	485	41	18.0%
New Auburn, MN	485	46	8.0%
Freeman, MO	485	47	6.0%
Fairfield, WA	485	43	14.0%

Source: The Fairfield, WA 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.