Cedar Mill, OR Weather - Forecast & Monthly Averages

TEMPERATURE	48
HUMIDITY	86
PRESSURE	99800
WIND COND.	210 16.6

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Weather Quick Facts

The highest monthly average temperature in Cedar Mill for August is 67.5 degrees
The lowest monthly average temperature in Cedar Mill for December is 38.2 degrees
The most monthly precipitation in Cedar Mill occurs in December with 6 inches
The air quality index in Cedar Mill is 10% better than the national average
The pollution index in Cedar Mill is 19% worse than the national average

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Cedar Mill 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	47°F	39°F	4.8"
February	34°F	52°F	42°F	3.8"
March	37°F	56°F	46°F	4.5"
April	39°F	62°F	50°F	2.5"
May	44°F	70°F	56°F	2.1"
June	49°F	75°F	61°F	1.3"
July	52°F	84°F	67°F	0.3"
August	52°F	85°F	68°F	0.4"
September	48°F	78°F	62°F	1.4"
October	42°F	65°F	52°F	3.6"
November	37°F	53°F	45°F	5.8"
December	32°F	45°F	38°F	6.0"

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Cedar Mill 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	Cedar Mill	Oregon	National
Air quality index	38	32	42
Pollution index	3,247,580	7,156,356	2,726,193

Cedar Mill air quality

Measurement	Total
Days measured	365
Days with good air quality	285
Days with moderate air quality	77
Days w/ poor A.Q. for sensitive groups	3
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.002%
Benzene	0.020%
Carbon Tetrachloride	0.500%
Lead	0.040%
Mercury	0.001%

Average monthly Cedar Mill temperature with heat index

Cedar Mill monthly precipitation with daily maximum

Cedar Mill monthly snow depth with daily maximum

Cedar Mill monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Meadow Glade, WA	2,774	38	24.0%
Cornelius, OR	12,767	38	24.0%
Hillsboro, OR	108,026	38	24.0%
Metzger, OR	4,402	38	24.0%
Raleigh Hills, OR	6,675	38	24.0%
Cedar Mill, OR	18,661	38	24.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Petawawa, ON	18,660	n/a
Augusta, ME	18,662	28	44.0%
Homewood, IL	18,656	55	10.0%
Willimantic, CT	18,669	33	34.0%
Deux-Montagnes, QC	18,650	n/a
Cedar Mill, OR	18,661	38	24.0%

Source: The Cedar Mill, 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.