London, CA Weather - Forecast & Monthly Averages

TEMPERATURE	53
HUMIDITY	66
PRESSURE	102000
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in London for July is 81.3 degrees
The lowest monthly average temperature in London for December is 45.4 degrees
The most monthly precipitation in London occurs in December with 5.6 inches
The air quality index in London is 57% worse than the national average
The pollution index in London is 701% worse than the national average

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London 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	58°F	46°F	4.2"
February	40°F	64°F	51°F	3.7"
March	44°F	71°F	56°F	3.5"
April	48°F	76°F	61°F	4.2"
May	54°F	86°F	69°F	1.1"
June	60°F	94°F	77°F	3.0"
July	65°F	98°F	81°F	0.5"
August	63°F	97°F	79°F	0.2"
September	58°F	93°F	74°F	2.3"
October	50°F	81°F	64°F	4.6"
November	42°F	68°F	53°F	3.1"
December	36°F	58°F	45°F	5.6"

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London 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	London	California	National
Air quality index	66	55	42
Pollution index	21,828,100	10,473,190	2,726,193

London air quality

Measurement	Total
Days measured	365
Days with good air quality	127
Days with moderate air quality	157
Days w/ poor A.Q. for sensitive groups	78
Days with unhealthy air quality	2

Air quality details

Pollutant	Total
Arsenic	0.160%
Benzene	0.440%
Carbon Tetrachloride	0.000%
Lead	0.100%
Mercury	0.200%

Average monthly London temperature with heat index

London monthly precipitation with daily maximum

London monthly snow depth with daily maximum

London monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Grangeville, CA	324	56	12.0%
Laton, CA	1,967	56	12.0%
Armona, CA	4,437	56	12.0%
Hanford, CA	57,339	56	12.0%
Kingsburg, CA	12,116	56	12.0%
London, CA	1,534	66	32.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Alton, IA	1,534	35	30.0%
Wolcott, NY	1,534	37	26.0%
Falling Water, TN	1,534	46	8.0%
Hughes Springs, TX	1,534	37	26.0%
Upper Island Cove, NL	1,534	n/a
London, CA	1,534	66	32.0%

Source: The London, 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.