Renton, WA Weather - Forecast & Monthly Averages

TEMPERATURE	45
HUMIDITY	90
PRESSURE	100440
WIND COND.	5.4

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Weather Quick Facts

The highest monthly average temperature in Renton for August is 67.5 degrees
The lowest monthly average temperature in Renton for December is 40.6 degrees
The most monthly precipitation in Renton occurs in November with 5.7 inches
The air quality index in Renton is 7% worse than the national average
The pollution index in Renton is 60% better than the national average

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Renton 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	36°F	48°F	41°F	4.7"
February	37°F	51°F	44°F	3.2"
March	40°F	55°F	46°F	4.5"
April	43°F	61°F	50°F	2.9"
May	48°F	68°F	57°F	2.1"
June	53°F	73°F	62°F	1.6"
July	58°F	80°F	67°F	0.5"
August	58°F	80°F	67°F	0.9"
September	53°F	73°F	62°F	1.8"
October	47°F	62°F	53°F	3.9"
November	40°F	53°F	46°F	5.7"
December	36°F	47°F	41°F	4.5"

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Renton 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	Renton	Washington	National
Air quality index	45	36	42
Pollution index	1,081,430	4,541,850	2,726,193

Renton air quality

Measurement	Total
Days measured	365
Days with good air quality	236
Days with moderate air quality	127
Days w/ poor A.Q. for sensitive groups	2
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.010%
Carbon Tetrachloride	0.000%
Lead	0.000%
Mercury	0.000%

Average monthly Renton temperature with heat index

Renton monthly precipitation with daily maximum

Renton monthly snow depth with daily maximum

Renton monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Browns Point, WA	961	18	64.0%
Dash Point, WA	1,008	18	64.0%
Ruston, WA	1,329	18	64.0%
Mirrormont, WA	4,102	45	10.0%
Redmond, WA	67,959	45	10.0%
Renton, WA	101,871	45	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Davenport, IA	102,199	46	8.0%
Nanaimo, BC	101,513	n/a
Kamloops, BC	101,505	n/a
Lethbridge, AB	101,384	n/a
South Bend, IN	102,686	42	16.0%
Renton, WA	101,871	45	10.0%

Source: The Renton, 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.