Johnsville, CA Weather - Forecast & Monthly Averages

TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.	195 9.6

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Weather Quick Facts

The highest monthly average temperature in Johnsville for July is 70.9 degrees
The lowest monthly average temperature in Johnsville for December is 39.2 degrees
The most monthly precipitation in Johnsville occurs in December with 11.7 inches
The air quality index in Johnsville is 5% worse than the national average
The pollution index in Johnsville is 34% better than the national average

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Johnsville 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	35°F	49°F	41°F	7.8"
February	35°F	47°F	40°F	8.4"
March	36°F	49°F	41°F	10.1"
April	38°F	54°F	45°F	5.7"
May	46°F	62°F	53°F	3.7"
June	55°F	71°F	62°F	1.4"
July	64°F	79°F	71°F	0.1"
August	63°F	79°F	70°F	0.1"
September	58°F	74°F	65°F	1.4"
October	48°F	63°F	54°F	4.8"
November	40°F	53°F	46°F	7.3"
December	34°F	46°F	39°F	11.7"

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Johnsville 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	Johnsville	California	National
Air quality index	44	55	42
Pollution index	1,799,830	10,473,190	2,726,193

Johnsville air quality information

Measurement	Total
Days measured	361
Days with good air quality	273
Days with moderate air quality	83
Days w/ poor A.Q. for sensitive groups	5
Days with unhealthy air quality	0

Johnsville air quality information

Pollutant	Total
Arsenic	0.010%
Benzene	0.030%
Carbon Tetrachloride	0.000%
Lead	0.010%
Mercury	0.004%

Average monthly Johnsville temperature with heat index

Johnsville monthly precipitation with daily maximum

Johnsville monthly snow depth with daily maximum

Johnsville monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Blairsden, CA	0	44	12.0%
Cromberg, CA	312	44	12.0%
Iron Horse, CA	290	44	12.0%
Plumas Eureka, CA	358	44	12.0%
Calpine, CA	164	44	12.0%
Johnsville, CA	0	44	12.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Chase, AK	0	31	38.0%
Chiniak, AK	0	31	38.0%
Chisana, AK	0	31	38.0%
Dot Lake, AK	0	38	24.0%
Eureka Roadhouse, AK	0	31	38.0%
Johnsville, CA	0	44	12.0%

Source: The Johnsville, 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.