Alameda, CA Weather Forecast & Monthly Average Temperatures

TEMPERATURE	69
HUMIDITY	63
PRESSURE	29.97
WIND COND.	270 13.9

Alameda Average Weather

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	59°F	50°F	2.8"
February	45°F	62°F	53°F	3.1"
March	47°F	65°F	55°F	2.9"
April	49°F	67°F	57°F	1.8"
May	52°F	69°F	59°F	0.4"
June	54°F	72°F	62°F	0.3"
July	56°F	73°F	63°F	0.0"
August	57°F	73°F	63°F	0.0"
September	55°F	76°F	64°F	0.1"
October	52°F	73°F	61°F	1.0"
November	47°F	65°F	56°F	1.9"
December	42°F	59°F	50°F	4.1"

Did you know?

The highest monthly average temperature in Alameda for September is 64 degrees.
The lowest monthly average temperature in Alameda for January is 50 degrees.
The most monthly precipitation in Alameda occurs in December with 4.1 inches.
The air quality index in Alameda is 13% better than the national average.
The pollution index in Alameda is 278% worse than the national average.

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Alameda 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	Alameda	California	National
Air quality index	43	55	50
Pollution index	19,202,400	18,106,726	5,066,862

Alameda air quality information

Measurement	Total
Days measured	365
Days with good air quality	241
Days with moderate air quality	115
Days w/ poor A.Q. for sensitive groups	9
Days with unhealthy air quality

Alameda air quality information

Pollutant	Total
Arsenic	0.180%
Benzene	0.140%
Carbon Tetrachloride	0.010%
Lead	0.280%
Mercury	0.060%

Average monthly Alameda temperature with heat index

Alameda monthly precipitation with daily maximum

Alameda monthly snow depth with daily maximum

Alameda monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Albany, CA	19,420	43	14%
Berkeley, CA	118,585	43	14%
Castle Hill, CA	1,202	43	14%
Contra Costa Centre, CA	6,190	43	14%
El Cerrito, CA	24,646	43	14%
Alameda, CA	77,409	43	14%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Chino Hills, CA	77,266	85	70%
Bellflower, CA	77,687	74	48%
Pleasanton, CA	77,046	48	4%
Gary, IN	77,858	60	20%
Mount Pleasant, SC	77,907	36	28%
Alameda, CA	77,409	43	14%

Source: The Alameda, 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.