Marengo, IA Weather - Forecast & Monthly Averages

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TEMPERATURE	70
HUMIDITY	60
PRESSURE	101083.7
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Marengo for July is 73.2 degrees
The lowest monthly average temperature in Marengo for January is 20.1 degrees
The most monthly precipitation in Marengo occurs in June with 7 inches
The air quality index in Marengo is 7% better than the national average
The pollution index in Marengo is 86% worse than the national average

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Marengo 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	12°F	29°F	20°F	0.8"
February	14°F	32°F	23°F	1.0"
March	28°F	48°F	37°F	2.1"
April	39°F	63°F	50°F	4.6"
May	50°F	73°F	61°F	3.9"
June	60°F	81°F	70°F	7.0"
July	63°F	84°F	73°F	4.8"
August	61°F	82°F	71°F	4.7"
September	53°F	76°F	64°F	4.0"
October	42°F	63°F	52°F	3.1"
November	29°F	49°F	38°F	2.1"
December	17°F	33°F	25°F	1.9"

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Marengo 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	Marengo	Iowa	National
Air quality index	39	39	42
Pollution index	5,075,380	1,154,535	2,726,193

Marengo air quality

Measurement	Total
Days measured	365
Days with good air quality	287
Days with moderate air quality	78
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.070%
Benzene	0.050%
Carbon Tetrachloride	2.000%
Lead	0.040%
Mercury	0.100%

Average monthly Marengo temperature with heat index

Marengo monthly precipitation with daily maximum

Marengo monthly snow depth with daily maximum

Marengo monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Parnell, IA	218	35	30.0%
Williamsburg, IA	3,248	35	30.0%
Oxford, IA	735	35	30.0%
Hartwick, IA	136	39	22.0%
Atkins, IA	2,137	39	22.0%
Marengo, IA	2,459	39	22.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Egypt, PA	2,459	42	16.0%
Hayti, MO	2,458	26	48.0%
Gibsonia, PA	2,458	56	12.0%
The Hills, TX	2,458	44	12.0%
Richwood, WV	2,458	295	490.0%
Marengo, IA	2,459	39	22.0%

Source: The Marengo, 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.