McKinleyville, CA Weather - Forecast & Monthly Averages

TEMPERATURE	51
HUMIDITY	92
PRESSURE	101970
WIND COND.	100 7.6

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Weather Quick Facts

The highest monthly average temperature in McKinleyville for August is 56.3 degrees
The lowest monthly average temperature in McKinleyville for January is 46.4 degrees
The most monthly precipitation in McKinleyville occurs in December with 8.8 inches
The air quality index in McKinleyville is 36% better than the national average
The pollution index in McKinleyville is 107% worse than the national average

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McKinleyville 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	39°F	56°F	46°F	6.8"
February	40°F	57°F	47°F	6.2"
March	41°F	57°F	48°F	8.0"
April	42°F	58°F	49°F	4.5"
May	45°F	60°F	52°F	1.8"
June	48°F	62°F	55°F	1.4"
July	51°F	63°F	56°F	0.3"
August	51°F	64°F	56°F	0.2"
September	48°F	65°F	55°F	1.1"
October	46°F	64°F	53°F	3.8"
November	43°F	59°F	50°F	6.1"
December	39°F	55°F	46°F	8.8"

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McKinleyville 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	McKinleyville	California	National
Air quality index	27	55	42
Pollution index	5,642,310	10,473,190	2,726,193

McKinleyville air quality

Measurement	Total
Days measured	363
Days with good air quality	353
Days with moderate air quality	10
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.060%
Benzene	0.080%
Carbon Tetrachloride	0.000%
Lead	0.050%
Mercury	0.050%

Average monthly McKinleyville temperature with heat index

McKinleyville monthly precipitation with daily maximum

McKinleyville monthly snow depth with daily maximum

McKinleyville monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Blue Lake, CA	934	27	46.0%
Indianola, CA	660	27	46.0%
Trinidad, CA	348	27	46.0%
Samoa, CA	211	27	46.0%
Cutten, CA	3,315	27	46.0%
McKinleyville, CA	16,645	27	46.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Madison, NJ	16,647	51	2.0%
Ham Lake, MN	16,630	46	8.0%
Sikeston, MO	16,664	44	12.0%
Truckee, CA	16,666	44	12.0%
Waterville, ME	16,623	28	44.0%
McKinleyville, CA	16,645	27	46.0%

Source: The McKinleyville, CA 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.