Washington, CA Weather - Forecast & Monthly Averages

TEMPERATURE	43
HUMIDITY	100
PRESSURE
WIND COND.	154 8

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Weather Quick Facts

The highest monthly average temperature in Washington for July is 70.9 degrees
The lowest monthly average temperature in Washington for December is 39.2 degrees
The most monthly precipitation in Washington occurs in December with 11.7 inches
The air quality index in Washington is 5% worse than the national average
The pollution index in Washington is 57% worse than the national average

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Washington 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	35°F	49°F	41°F	7.8"
February	35°F	47°F	40°F	8.4"
March	36°F	49°F	41°F	10.1"
April	38°F	54°F	45°F	5.7"
May	46°F	62°F	53°F	3.7"
June	55°F	71°F	62°F	1.4"
July	64°F	79°F	71°F	0.1"
August	63°F	79°F	70°F	0.1"
September	58°F	74°F	65°F	1.4"
October	48°F	63°F	54°F	4.8"
November	40°F	53°F	46°F	7.3"
December	34°F	46°F	39°F	11.7"

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Washington 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	Washington	California	National
Air quality index	44	55	42
Pollution index	4,289,310	10,473,190	2,726,193

Washington air quality

Measurement	Total
Days measured	361
Days with good air quality	273
Days with moderate air quality	83
Days w/ poor A.Q. for sensitive groups	5
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.050%
Benzene	0.070%
Carbon Tetrachloride	0.001%
Lead	0.060%
Mercury	0.010%

Average monthly Washington temperature with heat index

Washington monthly precipitation with daily maximum

Washington monthly snow depth with daily maximum

Washington monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Dutch Flat, CA	133	44	12.0%
Camptonville, CA	179	44	12.0%
Sierra City, CA	84	44	12.0%
Grass Valley, CA	12,817	44	12.0%
Goodyears Bar, CA	80	44	12.0%
Washington, CA	137	44	12.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Pine Apple, AL	137	52	4.0%
Waterloo, AL	137	37	26.0%
Pitkin, CO	137	16	68.0%
Knoxville, GA	137	38	24.0%
Bridgewater, IA	137	39	22.0%
Washington, CA	137	44	12.0%

Source: The Washington, CA 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.