Hollister, CA Weather - Forecast & Monthly Averages

TEMPERATURE	55
HUMIDITY	88
PRESSURE	102130
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in Hollister for September is 63.3 degrees
The lowest monthly average temperature in Hollister for December is 50.7 degrees
The most monthly precipitation in Hollister occurs in December with 2.3 inches
The air quality index in Hollister is 12% better than the national average
The pollution index in Hollister is 252% worse than the national average

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Hollister 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	66°F	52°F	2.0"
February	43°F	67°F	53°F	1.7"
March	46°F	69°F	56°F	2.0"
April	47°F	70°F	57°F	0.8"
May	51°F	69°F	58°F	0.2"
June	53°F	71°F	60°F	0.1"
July	55°F	72°F	62°F	0.0"
August	56°F	73°F	62°F	0.0"
September	55°F	76°F	63°F	0.0"
October	51°F	76°F	61°F	0.6"
November	46°F	70°F	56°F	1.4"
December	40°F	64°F	51°F	2.3"

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Hollister 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	Hollister	California	National
Air quality index	37	55	42
Pollution index	9,602,130	10,473,190	2,726,193

Hollister air quality

Measurement	Total
Days measured	365
Days with good air quality	330
Days with moderate air quality	34
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.070%
Benzene	0.190%
Carbon Tetrachloride	0.000%
Lead	0.080%
Mercury	0.070%

Average monthly Hollister temperature with heat index

Hollister monthly precipitation with daily maximum

Hollister monthly snow depth with daily maximum

Hollister monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Ridgemark, CA	2,572	37	26.0%
Gilroy, CA	55,227	37	26.0%
Salinas, CA	156,177	37	26.0%
San Juan Bautista, CA	2,086	37	26.0%
Tres Pinos, CA	921	37	26.0%
Hollister, CA	40,100	37	26.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Cape Girardeau, MO	40,100	44	12.0%
San Gabriel, CA	40,108	72	44.0%
Quincy, IL	40,111	41	18.0%
Spanish Fork, UT	40,069	46	8.0%
Montclair, CA	40,041	89	78.0%
Hollister, CA	40,100	37	26.0%

Source: The Hollister, 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.