Ste. Marie, IL Weather Forecast & Monthly Average Temperatures

TEMPERATURE	71
HUMIDITY	92
PRESSURE	29.88
WIND COND.	270 6.9

Ste. Marie Average Weather

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	23°F	40°F	31°F	5.3"
February	24°F	43°F	33°F	3.4"
March	36°F	57°F	45°F	4.0"
April	46°F	69°F	56°F	7.6"
May	56°F	77°F	66°F	6.3"
June	64°F	86°F	75°F	6.7"
July	66°F	87°F	76°F	5.7"
August	63°F	86°F	74°F	4.9"
September	56°F	82°F	67°F	5.9"
October	46°F	70°F	57°F	5.6"
November	35°F	56°F	44°F	5.6"
December	28°F	44°F	35°F	4.9"

Did you know?

The highest monthly average temperature in Ste. Marie for July is 76 degrees.
The lowest monthly average temperature in Ste. Marie for January is 31 degrees.
The most monthly precipitation in Ste. Marie occurs in April with 7.6 inches.
The air quality index in Ste. Marie is 25% better than the national average.
The pollution index in Ste. Marie is 90% better than the national average.

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Ste. Marie 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	Ste. Marie	Illinois	National
Air quality index	37	41	50
Pollution index	500,004	3,347,295	5,066,862

Ste. Marie air quality information

Measurement	Total
Days measured	214
Days with good air quality	201
Days with moderate air quality	13
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Ste. Marie air quality information

Pollutant	Total
Arsenic	0.001%
Benzene	0.020%
Carbon Tetrachloride	0.000%
Lead	0.000%
Mercury	0.000%

Average monthly Ste. Marie temperature with heat index

Ste. Marie monthly precipitation with daily maximum

Ste. Marie monthly snow depth with daily maximum

Ste. Marie monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Oblong, IL	1,571	33	34%
Sumner, IL	5,094	33	34%
Olney, IL	8,931	33	34%
Claremont, IL	272	33	34%
Stoy, IL	130	33	34%
Ste. Marie, IL	275	37	26%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Dewy Rose, GA	275	39	22%
Echo, MN	275	35	30%
Baileyville, KS	275	32	36%
Georgetown, MS	275	42	16%
Boydton, VA	275	35	30%
Ste. Marie, IL	275	37	26%

Source: The Ste. Marie, 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.