Oso, WA Weather - Forecast & Monthly Averages

TEMPERATURE	38
HUMIDITY	96
PRESSURE
WIND COND.	66 3.2

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Weather Quick Facts

The highest monthly average temperature in Oso for August is 63.3 degrees
The lowest monthly average temperature in Oso for December is 37.6 degrees
The most monthly precipitation in Oso occurs in November with 4 inches
The air quality index in Oso is 43% better than the national average
The pollution index in Oso is 479% worse than the national average

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Oso 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	33°F	46°F	39°F	3.0"
February	34°F	50°F	41°F	1.7"
March	37°F	54°F	45°F	3.4"
April	40°F	59°F	48°F	2.0"
May	45°F	65°F	54°F	2.4"
June	49°F	70°F	59°F	1.9"
July	52°F	77°F	63°F	1.3"
August	52°F	78°F	63°F	1.4"
September	49°F	71°F	58°F	2.4"
October	43°F	60°F	50°F	3.4"
November	37°F	52°F	44°F	4.0"
December	32°F	44°F	38°F	3.1"

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Oso 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	Oso	Washington	National
Air quality index	24	36	42
Pollution index	15,778,900	4,541,850	2,726,193

Oso air quality

Measurement	Total
Days measured	365
Days with good air quality	361
Days with moderate air quality	4
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.270%
Carbon Tetrachloride	0.040%
Lead	0.160%
Mercury	0.003%

Average monthly Oso temperature with heat index

Oso monthly precipitation with daily maximum

Oso monthly snow depth with daily maximum

Oso monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Granite Falls, WA	3,961	24	52.0%
North Marysville, WA	138	24	52.0%
Bryant, WA	2,142	24	52.0%
Verlot, WA	562	24	52.0%
Lake Cavanaugh, WA	220	24	52.0%
Oso, WA	241	24	52.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Homewood Canyon, CA	241	15	70.0%
Lanare, CA	241	56	12.0%
La Motte, IA	241	29	42.0%
Rose Hill, IA	241	35	30.0%
Anchor, IL	241	44	12.0%
Oso, WA	241	24	52.0%

Source: The Oso, 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.