Griswold, IA Weather - Forecast & Monthly Averages

TEMPERATURE	66
HUMIDITY	26
PRESSURE	101253.02
WIND COND.	320 37

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Weather Quick Facts

The highest monthly average temperature in Griswold for July is 78.2 degrees
The lowest monthly average temperature in Griswold for January is 23.9 degrees
The most monthly precipitation in Griswold occurs in August with 6.1 inches
The air quality index in Griswold is 5% better than the national average
The pollution index in Griswold is 88% better than the national average

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Griswold 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	14°F	37°F	24°F	0.6"
February	16°F	41°F	27°F	0.9"
March	29°F	56°F	41°F	1.5"
April	40°F	67°F	53°F	3.8"
May	50°F	77°F	63°F	5.2"
June	62°F	87°F	74°F	4.9"
July	66°F	91°F	78°F	3.1"
August	64°F	88°F	75°F	6.1"
September	55°F	82°F	67°F	3.7"
October	42°F	69°F	54°F	3.0"
November	29°F	55°F	41°F	1.0"
December	17°F	39°F	27°F	1.7"

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Griswold 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	Griswold	Iowa	National
Air quality index	40	39	42
Pollution index	338,773	1,154,535	2,726,193

Griswold air quality information

Measurement	Total
Days measured	365
Days with good air quality	283
Days with moderate air quality	82
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Griswold air quality information

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

Average monthly Griswold temperature with heat index

Griswold monthly precipitation with daily maximum

Griswold monthly snow depth with daily maximum

Griswold monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Lewis, IA	513	40	20.0%
Hancock, IA	263	40	20.0%
Grant, IA	61	40	20.0%
Oakland, IA	1,665	40	20.0%
Marne, IA	131	40	20.0%
Griswold, IA	1,179	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Pomona Park, FL	1,179	17	66.0%
Kellyville, OK	1,179	45	10.0%
Oceana, WV	1,179	295	490.0%
Vauxhall, AB	1,179	n/a
Duchess, AB	1,179	n/a
Griswold, IA	1,179	40	20.0%

Source: The Griswold, 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.