Cupertino, CA Weather - Forecast & Monthly Averages

TEMPERATURE	59
HUMIDITY	63
PRESSURE	101830
WIND COND.	160 18.4

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Weather Quick Facts

The highest monthly average temperature in Cupertino for July is 66.7 degrees
The lowest monthly average temperature in Cupertino for January is 50.4 degrees
The most monthly precipitation in Cupertino occurs in December with 2.6 inches
The air quality index in Cupertino is 2% worse than the national average
The pollution index in Cupertino is 321% worse than the national average

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Cupertino 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	42°F	61°F	50°F	2.4"
February	45°F	63°F	53°F	2.4"
March	47°F	67°F	56°F	2.0"
April	49°F	70°F	58°F	1.3"
May	53°F	73°F	61°F	0.3"
June	56°F	77°F	65°F	0.2"
July	59°F	78°F	67°F	0.0"
August	59°F	78°F	66°F	0.0"
September	57°F	80°F	67°F	0.1"
October	53°F	75°F	63°F	0.7"
November	47°F	67°F	56°F	1.3"
December	42°F	60°F	51°F	2.6"

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Cupertino 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	Cupertino	California	National
Air quality index	43	55	42
Pollution index	11,477,200	10,473,190	2,726,193

Cupertino air quality

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

Air quality details

Pollutant	Total
Arsenic	0.070%
Benzene	0.110%
Carbon Tetrachloride	0.000%
Lead	0.160%
Mercury	0.090%

Average monthly Cupertino temperature with heat index

Cupertino monthly precipitation with daily maximum

Cupertino monthly snow depth with daily maximum

Cupertino monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Brookdale, CA	1,293	35	30.0%
Lexington Hills, CA	2,656	35	30.0%
Loma Mar, CA	282	35	30.0%
Boulder Creek, CA	5,305	35	30.0%
Lompico, CA	881	35	30.0%
Cupertino, CA	59,799	43	14.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Owensboro, KY	59,796	43	14.0%
Woodland, CA	59,759	52	4.0%
West Allis, WI	59,861	44	12.0%
Pontiac, MI	59,714	56	12.0%
Taylorsville, UT	59,926	51	2.0%
Cupertino, CA	59,799	43	14.0%

Source: The Cupertino, 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.