Onalaska, WA Weather - Forecast & Monthly Averages

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TEMPERATURE	39
HUMIDITY	97
PRESSURE	102110
WIND COND.	321

Weather Quick Facts

The highest monthly average temperature in Onalaska for July is 64.3 degrees
The lowest monthly average temperature in Onalaska for December is 38.2 degrees
The most monthly precipitation in Onalaska occurs in November with 9.7 inches
The air quality index in Onalaska is 52% better than the national average
The pollution index in Onalaska is 55% worse than the national average

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Onalaska 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	32°F	47°F	39°F	7.3"
February	32°F	51°F	41°F	4.8"
March	35°F	55°F	44°F	7.0"
April	36°F	61°F	48°F	3.5"
May	42°F	68°F	55°F	2.7"
June	47°F	73°F	59°F	1.5"
July	50°F	80°F	64°F	0.6"
August	50°F	81°F	64°F	1.0"
September	46°F	74°F	59°F	2.5"
October	41°F	62°F	51°F	5.5"
November	35°F	52°F	44°F	9.7"
December	31°F	46°F	38°F	8.0"

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Onalaska 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	Onalaska	Washington	National
Air quality index	20	36	42
Pollution index	4,215,410	4,541,850	2,726,193

Onalaska air quality

Measurement	Total
Days measured	365
Days with good air quality	343
Days with moderate air quality	22
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.005%
Benzene	0.050%
Carbon Tetrachloride	0.004%
Lead	0.030%
Mercury	0.250%

Average monthly Onalaska temperature with heat index

Onalaska monthly precipitation with daily maximum

Onalaska monthly snow depth with daily maximum

Onalaska monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Vader, WA	713	18	64.0%
Chehalis, WA	7,810	20	60.0%
Mossyrock, WA	686	20	60.0%
Fords Prairie, WA	2,667	20	60.0%
Winlock, WA	1,776	20	60.0%
Onalaska, WA	448	20	60.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Scotland, GA	448	26	48.0%
Farnhamville, IA	448	37	26.0%
Basalt, ID	448	27	46.0%
Birdseye, IN	448	6	88.0%
Waverly, KY	448	45	10.0%
Onalaska, WA	448	20	60.0%

Source: The Onalaska, 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.