Alum Rock, CA Weather - Forecast & Monthly Averages

TEMPERATURE	72
HUMIDITY	43
PRESSURE	101420
WIND COND.	320 11.2

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Weather Quick Facts

The highest monthly average temperature in Alum Rock for July is 68.1 degrees
The lowest monthly average temperature in Alum Rock for January is 50.1 degrees
The most monthly precipitation in Alum Rock occurs in February with 2.5 inches
The air quality index in Alum Rock is 2% worse than the national average
The pollution index in Alum Rock is 762% worse than the national average

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Alum Rock 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	61°F	50°F	2.5"
February	44°F	64°F	53°F	2.5"
March	46°F	68°F	56°F	2.1"
April	48°F	71°F	58°F	1.3"
May	52°F	75°F	62°F	0.3"
June	56°F	80°F	66°F	0.2"
July	58°F	82°F	68°F	0.0"
August	58°F	82°F	68°F	0.0"
September	57°F	82°F	67°F	0.1"
October	53°F	77°F	63°F	0.6"
November	46°F	68°F	56°F	1.3"
December	41°F	61°F	50°F	2.4"

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Alum Rock 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	Alum Rock	California	National
Air quality index	43	55	42
Pollution index	23,499,800	10,473,190	2,726,193

Alum Rock air quality information

Measurement	Total
Days measured	365
Days with good air quality	263
Days with moderate air quality	98
Days w/ poor A.Q. for sensitive groups	4
Days with unhealthy air quality	0

Alum Rock air quality information

Pollutant	Total
Arsenic	0.120%
Benzene	0.170%
Carbon Tetrachloride	0.001%
Lead	0.220%
Mercury	0.140%

Average monthly Alum Rock temperature with heat index

Alum Rock monthly precipitation with daily maximum

Alum Rock monthly snow depth with daily maximum

Alum Rock monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Lexington Hills, CA	2,656	35	30.0%
Santa Clara, CA	126,723	43	14.0%
Cambrian Park, CA	3,015	43	14.0%
Los Altos, CA	30,878	43	14.0%
Mountain View, CA	80,104	43	14.0%
Alum Rock, CA	11,798	43	14.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
North Dundas, ON	11,794	n/a
North Wantagh, NY	11,792	51	2.0%
Robinson, TX	11,806	38	24.0%
Martinsville, IN	11,807	42	16.0%
Bucyrus, OH	11,808	41	18.0%
Alum Rock, CA	11,798	43	14.0%

Source: The Alum Rock, 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.