Spring Valley CDP (Lake County), CA Weather - Forecast & Monthly Averages

TEMPERATURE	64
HUMIDITY	39
PRESSURE	101770
WIND COND.	290

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Weather Quick Facts

The highest monthly average temperature in Spring Valley CDP (Lake County) for August is 70.3 degrees
The lowest monthly average temperature in Spring Valley CDP (Lake County) for December is 55 degrees
The most monthly precipitation in Spring Valley CDP (Lake County) occurs in December with 2 inches
The air quality index in Spring Valley CDP (Lake County) is 52% worse than the national average
The pollution index in Spring Valley CDP (Lake County) is 1581% worse than the national average

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Spring Valley CDP (Lake County) 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	44°F	68°F	56°F	1.6"
February	45°F	68°F	56°F	1.7"
March	47°F	70°F	58°F	1.1"
April	50°F	71°F	60°F	0.7"
May	55°F	72°F	62°F	0.4"
June	58°F	76°F	65°F	0.0"
July	63°F	80°F	69°F	0.1"
August	63°F	81°F	70°F	0.0"
September	61°F	81°F	70°F	0.2"
October	56°F	79°F	66°F	0.5"
November	50°F	74°F	61°F	0.9"
December	44°F	67°F	55°F	2.0"

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Spring Valley CDP (Lake County) 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	Spring Valley CDP (Lake County)	California	National
Air quality index	64	55	42
Pollution index	45,820,500	10,473,190	2,726,193

Spring Valley CDP (Lake County) air quality

Measurement	Total
Days measured	365
Days with good air quality	87
Days with moderate air quality	253
Days w/ poor A.Q. for sensitive groups	23
Days with unhealthy air quality	2

Air quality details

Pollutant	Total
Arsenic	1.130%
Benzene	0.410%
Carbon Tetrachloride	0.030%
Lead	0.600%
Mercury	0.080%

Average monthly Spring Valley CDP (Lake County) temperature with heat index

Spring Valley CDP (Lake County) monthly precipitation with daily maximum

Spring Valley CDP (Lake County) monthly snow depth with daily maximum

Spring Valley CDP (Lake County) monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Coronado, CA	24,526	64	28.0%
Lemon Grove, CA	26,739	64	28.0%
Alpine, CA	14,958	64	28.0%
El Cajon, CA	103,249	64	28.0%
Lakeside, CA	21,032	64	28.0%
Spring Valley CDP (Lake County), CA	1,154	64	28.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Astoria, IL	1,154	40	20.0%
Hatfield, MA	1,154	40	20.0%
West Kennebunk, ME	1,154	40	20.0%
Urbancrest, OH	1,154	46	8.0%
Richlandtown, PA	1,154	42	16.0%
Spring Valley CDP (Lake County), CA	1,154	64	28.0%

Source: The Spring Valley CDP (Lake County), 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.