Porterville, CA Weather - Forecast & Monthly Averages

TEMPERATURE	71
HUMIDITY
PRESSURE	102200
WIND COND.	290 7.6

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Weather Quick Facts

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

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

Porterville 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 Porterville temperature with heat index

Porterville monthly precipitation with daily maximum

Porterville monthly snow depth with daily maximum

Porterville monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Tonyville, CA	236	66	32.0%
Springville, CA	567	66	32.0%
Earlimart, CA	8,908	66	32.0%
Terra Bella, CA	2,389	66	32.0%
East Tulare Villa, CA	849	66	32.0%
Porterville, CA	59,056	66	32.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Springfield, OH	58,957	45	10.0%
Fountainebleau, FL	59,174	41	18.0%
San Rafael, CA	59,178	40	20.0%
St. Clair Shores, MI	59,184	56	12.0%
Brookline, MA	59,223	43	14.0%
Porterville, CA	59,056	66	32.0%

Source: The Porterville, 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.