Oceanside, CA Weather - Forecast & Monthly Averages

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TEMPERATURE	64
HUMIDITY	87
PRESSURE	101700
WIND COND.	116 4.8

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Weather Quick Facts

The highest monthly average temperature in Oceanside for August is 69.6 degrees
The lowest monthly average temperature in Oceanside for December is 51.7 degrees
The most monthly precipitation in Oceanside occurs in January with 11.8 inches
The air quality index in Oceanside is 52% worse than the national average
The pollution index in Oceanside is 1581% worse than the national average

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Oceanside 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	41°F	66°F	53°F	11.8"
February	46°F	68°F	56°F	7.0"
March	49°F	69°F	58°F	1.6"
April	50°F	69°F	59°F	2.3"
May	56°F	72°F	64°F	0.3"
June	57°F	72°F	64°F	0.2"
July	62°F	76°F	68°F	0.1"
August	63°F	78°F	70°F	7.0"
September	55°F	76°F	65°F	0.5"
October	51°F	75°F	62°F	1.3"
November	47°F	72°F	58°F	3.1"
December	40°F	65°F	52°F	3.3"

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Oceanside 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	Oceanside	California	National
Air quality index	64	55	42
Pollution index	45,820,500	10,473,190	2,726,193

Oceanside air quality

Measurement	Total
Days measured	365
Days with good air quality	87
Days with moderate air quality	253
Days w/ poor A.Q. for sensitive groups	23
Days with unhealthy air quality	2

Air quality details

Pollutant	Total
Arsenic	1.130%
Benzene	0.410%
Carbon Tetrachloride	0.030%
Lead	0.600%
Mercury	0.080%

Average monthly Oceanside temperature with heat index

Oceanside monthly precipitation with daily maximum

Oceanside monthly snow depth with daily maximum

Oceanside monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Camp Pendleton South, CA	16,618	64	28.0%
Encinitas, CA	62,967	64	28.0%
San Marcos, CA	96,219	64	28.0%
Fallbrook, CA	32,359	64	28.0%
Fairbanks Ranch, CA	2,929	64	28.0%
Oceanside, CA	175,694	64	28.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Oshawa, ON	176,009	n/a
Elk Grove, CA	173,370	52	4.0%
Rancho Cucamonga, CA	178,060	89	78.0%
Ontario, CA	178,194	89	78.0%
Santa Rosa, CA	178,391	34	32.0%
Oceanside, CA	175,694	64	28.0%

Source: The Oceanside, 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.