Olmsted, IL Weather - Forecast & Monthly Averages

TEMPERATURE	43
HUMIDITY	68
PRESSURE	101830
WIND COND.	320 13

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Weather Quick Facts

The highest monthly average temperature in Olmsted for July is 79.4 degrees
The lowest monthly average temperature in Olmsted for January is 36.5 degrees
The most monthly precipitation in Olmsted occurs in November with 8.5 inches
The air quality index in Olmsted is 5% worse than the national average
The pollution index in Olmsted is 43% better than the national average

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Olmsted 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	29°F	46°F	37°F	4.5"
February	31°F	49°F	39°F	3.7"
March	41°F	61°F	50°F	7.8"
April	51°F	72°F	61°F	7.9"
May	60°F	80°F	69°F	6.9"
June	69°F	90°F	79°F	6.4"
July	70°F	90°F	79°F	5.7"
August	68°F	89°F	77°F	4.3"
September	60°F	83°F	70°F	2.8"
October	49°F	73°F	60°F	4.4"
November	39°F	60°F	49°F	8.5"
December	33°F	49°F	40°F	8.2"

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Olmsted 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	Olmsted	Illinois	National
Air quality index	44	41	42
Pollution index	1,566,340	3,148,694	2,726,193

Olmsted air quality

Measurement	Total
Days measured	364
Days with good air quality	261
Days with moderate air quality	103
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

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

Average monthly Olmsted temperature with heat index

Olmsted monthly precipitation with daily maximum

Olmsted monthly snow depth with daily maximum

Olmsted monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Mounds, IL	916	44	12.0%
Ullin, IL	579	44	12.0%
Karnak, IL	473	44	12.0%
Barlow, KY	542	44	12.0%
Kevil, KY	768	44	12.0%
Olmsted, IL	380	44	12.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Nances Creek, AL	380	43	14.0%
Midway town, AR	380	36	28.0%
Cane Beds, AZ	380	44	12.0%
El Moro, CO	380	20	60.0%
Good Hope, GA	380	44	12.0%
Olmsted, IL	380	44	12.0%

Source: The Olmsted, IL 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.