Alta, IA Weather - Forecast & Monthly Averages

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Weather Quick Facts

The highest monthly average temperature in Alta for July is 74 degrees
The lowest monthly average temperature in Alta for January is 20.5 degrees
The most monthly precipitation in Alta occurs in May with 5.8 inches
The air quality index in Alta is 17% better than the national average
The pollution index in Alta is 72% better than the national average

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Alta 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	13°F	29°F	20°F	0.2"
February	14°F	31°F	22°F	2.0"
March	29°F	47°F	36°F	0.7"
April	39°F	61°F	49°F	3.9"
May	50°F	73°F	61°F	5.8"
June	61°F	82°F	71°F	2.9"
July	64°F	85°F	74°F	2.8"
August	62°F	81°F	70°F	2.6"
September	54°F	76°F	64°F	2.7"
October	42°F	62°F	51°F	1.9"
November	29°F	49°F	37°F	0.9"
December	17°F	32°F	24°F	3.5"

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Alta 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	Alta	Iowa	National
Air quality index	35	39	42
Pollution index	769,697	1,154,535	2,726,193

Alta air quality

Measurement	Total
Days measured	364
Days with good air quality	322
Days with moderate air quality	42
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.010%
Carbon Tetrachloride	0.001%
Lead	0.002%
Mercury	0.000%

Average monthly Alta temperature with heat index

Alta monthly precipitation with daily maximum

Alta monthly snow depth with daily maximum

Alta monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Cherokee, IA	4,883	35	30.0%
Lakeside, IA	990	35	30.0%
Holstein, IA	1,370	35	30.0%
Larrabee, IA	142	35	30.0%
Galva, IA	420	35	30.0%
Alta, IA	1,978	35	30.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Prestbury, IL	1,978	0	100.0%
Reinholds, PA	1,978	42	16.0%
Glenwood, AR	1,979	38	24.0%
Long Beach, MD	1,979	41	18.0%
Three Forks, MT	1,977	25	50.0%
Alta, IA	1,978	35	30.0%

Source: The Alta, IA 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.