Rocklin, CA Weather - Forecast & Monthly Averages

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Weather Quick Facts

The highest monthly average temperature in Rocklin for July is 75.7 degrees
The lowest monthly average temperature in Rocklin for January is 46 degrees
The most monthly precipitation in Rocklin occurs in December with 3.4 inches
The air quality index in Rocklin is 24% worse than the national average
The pollution index in Rocklin is 468% worse than the national average

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Rocklin 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	37°F	57°F	46°F	3.3"
February	40°F	63°F	51°F	2.9"
March	43°F	68°F	55°F	2.6"
April	46°F	74°F	59°F	1.6"
May	51°F	83°F	66°F	0.5"
June	57°F	91°F	72°F	0.3"
July	59°F	96°F	76°F	0.0"
August	58°F	94°F	74°F	0.0"
September	55°F	91°F	71°F	0.1"
October	49°F	80°F	63°F	0.9"
November	42°F	66°F	53°F	1.8"
December	37°F	57°F	46°F	3.4"

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Rocklin 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	Rocklin	California	National
Air quality index	52	55	42
Pollution index	15,476,500	10,473,190	2,726,193

Rocklin air quality information

Measurement	Total
Days measured	365
Days with good air quality	171
Days with moderate air quality	173
Days w/ poor A.Q. for sensitive groups	21
Days with unhealthy air quality	0

Rocklin air quality information

Pollutant	Total
Arsenic	0.090%
Benzene	0.130%
Carbon Tetrachloride	0.010%
Lead	0.130%
Mercury	0.070%

Average monthly Rocklin temperature with heat index

Rocklin monthly precipitation with daily maximum

Rocklin monthly snow depth with daily maximum

Rocklin monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Sheridan, CA	1,120	44	12.0%
Meadow Vista, CA	3,508	44	12.0%
Trowbridge, CA	196	44	12.0%
Wheatland, CA	3,631	44	12.0%
Arden-Arcade, CA	93,719	52	4.0%
Rocklin, CA	67,070	52	4.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Jackson, TN	67,036	27	46.0%
Lehi, UT	66,980	46	8.0%
Victoria, TX	66,974	31	38.0%
Johnson City, TN	66,934	45	10.0%
South San Francisco, CA	66,878	40	20.0%
Rocklin, CA	67,070	52	4.0%

Source: The Rocklin, 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.