Rio del Mar, CA Weather - Forecast & Monthly Averages

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TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Rio del Mar for September is 62.1 degrees
The lowest monthly average temperature in Rio del Mar for December is 49.2 degrees
The most monthly precipitation in Rio del Mar occurs in December with 3.6 inches
The air quality index in Rio del Mar is 17% better than the national average
The pollution index in Rio del Mar is 99% worse than the national average

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Rio del Mar 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	40°F	63°F	50°F	3.5"
February	42°F	64°F	52°F	2.9"
March	44°F	65°F	53°F	3.5"
April	45°F	68°F	55°F	1.6"
May	48°F	70°F	57°F	0.3"
June	51°F	73°F	60°F	0.2"
July	54°F	73°F	61°F	0.0"
August	54°F	73°F	62°F	0.0"
September	53°F	76°F	62°F	0.1"
October	50°F	75°F	60°F	0.9"
November	44°F	68°F	54°F	1.7"
December	39°F	62°F	49°F	3.6"

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Rio del Mar 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 del Mar	California	National
Air quality index	35	55	42
Pollution index	5,429,550	10,473,190	2,726,193

Rio del Mar air quality

Measurement	Total
Days measured	365
Days with good air quality	347
Days with moderate air quality	18
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.020%
Benzene	0.080%
Carbon Tetrachloride	0.000%
Lead	0.050%
Mercury	0.150%

Average monthly Rio del Mar temperature with heat index

Rio del Mar monthly precipitation with daily maximum

Rio del Mar monthly snow depth with daily maximum

Rio del Mar monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Boulder Creek, CA	5,305	35	30.0%
Ben Lomond, CA	7,378	35	30.0%
Felton, CA	3,197	35	30.0%
Live Oak city, CA	8,501	35	30.0%
Pasatiempo, CA	1,226	35	30.0%
Rio del Mar, CA	9,713	35	30.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Port Townsend, WA	9,710	24	52.0%
North Bend, OR	9,708	19	62.0%
Safford, AZ	9,707	47	6.0%
East Rutherford, NJ	9,707	51	2.0%
Walker Mill, MD	9,725	47	6.0%
Rio del Mar, CA	9,713	35	30.0%

Source: The Rio del Mar, 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.