Rio Dell, CA Weather - Forecast & Monthly Averages

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Weather Quick Facts

The highest monthly average temperature in Rio Dell for July is 58 degrees
The lowest monthly average temperature in Rio Dell for January is 44.3 degrees
The most monthly precipitation in Rio Dell occurs in December with 11.4 inches
The air quality index in Rio Dell is 36% better than the national average
The pollution index in Rio Dell is 12% worse than the national average

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Rio Dell 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	35°F	53°F	44°F	6.0"
February	40°F	56°F	49°F	6.4"
March	41°F	57°F	50°F	6.8"
April	40°F	56°F	49°F	5.8"
May	45°F	59°F	53°F	3.6"
June	47°F	61°F	55°F	3.9"
July	52°F	65°F	58°F	1.0"
August	50°F	63°F	56°F	0.3"
September	46°F	63°F	54°F	0.4"
October	44°F	61°F	53°F	5.6"
November	40°F	58°F	49°F	4.0"
December	39°F	54°F	47°F	11.4"

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Rio Dell 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	Rio Dell	California	National
Air quality index	27	55	42
Pollution index	3,041,840	10,473,190	2,726,193

Rio Dell 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	0.040%
Carbon Tetrachloride	0.000%
Lead	0.040%
Mercury	0.005%

Average monthly Rio Dell temperature with heat index

Rio Dell monthly precipitation with daily maximum

Rio Dell monthly snow depth with daily maximum

Rio Dell monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Hydesville, CA	1,051	27	46.0%
Ferndale, CA	1,387	27	46.0%
Redcrest, CA	19	27	46.0%
Loleta, CA	599	27	46.0%
Scotia, CA	490	27	46.0%
Rio Dell, CA	3,388	27	46.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Eielson AFB, AK	3,388	38	24.0%
Buies Creek, NC	3,388	29	42.0%
Mayfield, OH	3,388	50	= 100
Jewett City, CT	3,387	37	26.0%
Blountville, TN	3,387	45	10.0%
Rio Dell, CA	3,388	27	46.0%

Source: The Rio Dell, 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.