Keizer, OR Weather - Forecast & Monthly Averages

TEMPERATURE	61
HUMIDITY	33
PRESSURE	101730
WIND COND.	10 13

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Weather Quick Facts

The highest monthly average temperature in Keizer for August is 68.9 degrees
The lowest monthly average temperature in Keizer for December is 40 degrees
The most monthly precipitation in Keizer occurs in December with 7.4 inches
The air quality index in Keizer is 24% better than the national average
The pollution index in Keizer is 17% worse than the national average

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Keizer 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	34°F	49°F	41°F	5.6"
February	35°F	53°F	43°F	4.1"
March	37°F	58°F	47°F	5.4"
April	39°F	63°F	50°F	2.9"
May	45°F	71°F	57°F	2.3"
June	50°F	76°F	62°F	1.3"
July	54°F	86°F	69°F	0.3"
August	54°F	86°F	69°F	0.4"
September	50°F	80°F	63°F	1.8"
October	43°F	66°F	54°F	4.1"
November	38°F	55°F	46°F	6.7"
December	33°F	48°F	40°F	7.4"

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Keizer 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	Keizer	Oregon	National
Air quality index	32	32	42
Pollution index	3,182,180	7,156,356	2,726,193

Keizer air quality information

Measurement	Total
Days measured	356
Days with good air quality	302
Days with moderate air quality	54
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Keizer air quality information

Pollutant	Total
Arsenic	0.010%
Benzene	0.040%
Carbon Tetrachloride	0.030%
Lead	0.190%
Mercury	0.110%

Average monthly Keizer temperature with heat index

Keizer monthly precipitation with daily maximum

Keizer monthly snow depth with daily maximum

Keizer monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Monmouth, OR	10,411	32	36.0%
Independence, OR	10,178	32	36.0%
Amity, OR	1,557	32	36.0%
Hubbard, OR	3,527	32	36.0%
Silverton, OR	10,426	32	36.0%
Keizer, OR	39,408	32	36.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Meadow Woods, FL	39,424	39	22.0%
Plant City, FL	39,437	36	28.0%
Los Banos, CA	39,443	48	4.0%
Carol Stream, IL	39,447	55	10.0%
Lake Oswego, OR	39,476	38	24.0%
Keizer, OR	39,408	32	36.0%

Source: The Keizer, OR 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.