Spanaway, WA Weather - Forecast & Monthly Averages

TEMPERATURE	46
HUMIDITY	87
PRESSURE	99970
WIND COND.	210 5.4

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Weather Quick Facts

The highest monthly average temperature in Spanaway for July is 65.6 degrees
The lowest monthly average temperature in Spanaway for December is 38.7 degrees
The most monthly precipitation in Spanaway occurs in December with 9.5 inches
The air quality index in Spanaway is 29% better than the national average
The pollution index in Spanaway is 549% worse than the national average

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Spanaway 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	6.9"
February	32°F	52°F	41°F	3.7"
March	39°F	58°F	47°F	6.2"
April	41°F	60°F	49°F	4.1"
May	46°F	68°F	56°F	2.9"
June	50°F	69°F	59°F	2.5"
July	54°F	78°F	66°F	2.9"
August	53°F	78°F	64°F	4.9"
September	47°F	70°F	58°F	4.4"
October	44°F	61°F	51°F	4.5"
November	36°F	50°F	42°F	6.6"
December	34°F	45°F	39°F	9.5"

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Spanaway 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	Spanaway	Washington	National
Air quality index	30	36	42
Pollution index	17,693,800	4,541,850	2,726,193

Spanaway air quality

Measurement	Total
Days measured	365
Days with good air quality	323
Days with moderate air quality	42
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.300%
Carbon Tetrachloride	0.050%
Lead	0.110%
Mercury	0.020%

Average monthly Spanaway temperature with heat index

Spanaway monthly precipitation with daily maximum

Spanaway monthly snow depth with daily maximum

Spanaway monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Browns Point, WA	961	18	64.0%
Artondale, WA	14,024	18	64.0%
Ruston, WA	1,329	18	64.0%
Tacoma, WA	215,766	18	64.0%
Dash Point, WA	1,008	18	64.0%
Spanaway, WA	33,776	30	40.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Dana Point, CA	33,782	89	78.0%
Kearney, NE	33,783	19	62.0%
San Dimas, CA	33,812	89	78.0%
Ken Caryl, CO	33,815	58	16.0%
Newark, DE	33,822	42	16.0%
Spanaway, WA	33,776	30	40.0%

Source: The Spanaway, 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.