Southwest, Mesa, AZ Weather - Forecast & Monthly Averages

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TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Southwest for July is 95.9 degrees
The lowest monthly average temperature in Southwest for December is 55.5 degrees
The most monthly precipitation in Southwest occurs in August with 1.4 inches
The air quality index in Southwest is 76% worse than the national average
The pollution index in Southwest is 49% worse than the national average

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Southwest 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	45°F	69°F	56°F	0.8"
February	48°F	74°F	60°F	0.7"
March	54°F	81°F	67°F	0.5"
April	60°F	88°F	74°F	0.2"
May	68°F	96°F	83°F	0.2"
June	79°F	107°F	94°F	0.0"
July	84°F	108°F	96°F	0.9"
August	83°F	107°F	94°F	1.4"
September	77°F	102°F	89°F	0.8"
October	65°F	92°F	78°F	0.2"
November	54°F	80°F	66°F	0.4"
December	45°F	69°F	55°F	0.9"

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Southwest 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	Southwest	Mesa	Arizona
Air quality index	74	74	57
Pollution index	4,063,380	4,063,380	9,766,019

Southwest air quality

Measurement	Total
Days measured	365
Days with good air quality	50
Days with moderate air quality	261
Days w/ poor A.Q. for sensitive groups	42
Days with unhealthy air quality	2

Air quality details

Pollutant	Total
Arsenic	0.004%
Benzene	0.060%
Carbon Tetrachloride	0.010%
Lead	0.040%
Mercury	0.001%

Average monthly Southwest temperature with heat index

Southwest monthly precipitation with daily maximum

Southwest monthly snow depth with daily maximum

Southwest monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Chandler, AZ	257,076	74	48.0%
Fountain Hills, AZ	25,167	74	48.0%
Phoenix, AZ	1,658,422	74	48.0%
Maricopa Colony, AZ	818	74	48.0%
Gilbert, AZ	248,349	74	48.0%
Mesa, AZ	508,918	74	48.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Sacramento, CA	503,482	52	4.0%
Atlanta, GA	497,642	52	4.0%
Fresno, CA	526,147	60	20.0%
Kansas City, MO	491,158	47	6.0%
Omaha, NE	479,529	40	20.0%
Mesa, AZ	508,918	74	48.0%

Source: The Southwest, Mesa, AZ 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.