Penn Valley, CA Weather - Forecast & Monthly Averages

TEMPERATURE	36
HUMIDITY	96
PRESSURE
WIND COND.	39 3.2

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Weather Quick Facts

The highest monthly average temperature in Penn Valley for July is 79 degrees
The lowest monthly average temperature in Penn Valley for December is 45.7 degrees
The most monthly precipitation in Penn Valley occurs in January with 10.1 inches
The air quality index in Penn Valley is 5% worse than the national average
The pollution index in Penn Valley is 57% worse than the national average

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Penn Valley 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	38°F	57°F	47°F	10.1"
February	41°F	62°F	51°F	8.0"
March	44°F	67°F	55°F	8.4"
April	46°F	74°F	59°F	4.6"
May	53°F	83°F	68°F	2.6"
June	58°F	91°F	75°F	2.6"
July	62°F	96°F	79°F	0.2"
August	60°F	95°F	77°F	0.4"
September	57°F	90°F	73°F	1.3"
October	50°F	79°F	63°F	4.8"
November	43°F	65°F	53°F	7.5"
December	37°F	56°F	46°F	9.8"

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Penn Valley 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	Penn Valley	California	National
Air quality index	44	55	42
Pollution index	4,289,310	10,473,190	2,726,193

Penn Valley air quality

Measurement	Total
Days measured	365
Days with good air quality	239
Days with moderate air quality	124
Days w/ poor A.Q. for sensitive groups	2
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.050%
Benzene	0.070%
Carbon Tetrachloride	0.001%
Lead	0.060%
Mercury	0.010%

Average monthly Penn Valley temperature with heat index

Penn Valley monthly precipitation with daily maximum

Penn Valley monthly snow depth with daily maximum

Penn Valley monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Rough and Ready, CA	511	44	12.0%
Beale AFB, CA	955	44	12.0%
Wheatland, CA	3,631	44	12.0%
Grass Valley, CA	12,817	44	12.0%
Smartsville, CA	487	44	12.0%
Penn Valley, CA	1,073	44	12.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Lamar, TX	1,073	42	16.0%
Lot 50, PE	1,073	n/a
Arivaca Junction, AZ	1,072	31	38.0%
Lyndon, KS	1,074	41	18.0%
St. George, KS	1,072	32	36.0%
Penn Valley, CA	1,073	44	12.0%

Source: The Penn Valley, 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.