St. Francis, SD Weather - Forecast & Monthly Averages

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Weather Quick Facts

The highest monthly average temperature in St. Francis for July is 76.4 degrees
The lowest monthly average temperature in St. Francis for December is 23 degrees
The most monthly precipitation in St. Francis occurs in June with 4.4 inches
The air quality index in St. Francis is 5% worse than the national average
The pollution index in St. Francis is 94% better than the national average

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St. Francis 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	11°F	39°F	24°F	0.4"
February	13°F	42°F	26°F	0.9"
March	24°F	56°F	38°F	1.3"
April	33°F	64°F	47°F	2.6"
May	43°F	74°F	58°F	3.9"
June	54°F	85°F	69°F	4.4"
July	60°F	93°F	76°F	2.7"
August	58°F	89°F	73°F	2.7"
September	48°F	82°F	64°F	1.8"
October	35°F	67°F	49°F	1.6"
November	22°F	55°F	36°F	0.4"
December	11°F	38°F	23°F	0.6"

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St. Francis 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	St. Francis	South Dakota	National
Air quality index	44	36	42
Pollution index	167,591	345,623	2,726,193

St. Francis air quality

Measurement	Total
Days measured	365
Days with good air quality	274
Days with moderate air quality	87
Days w/ poor A.Q. for sensitive groups	4
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.003%
Carbon Tetrachloride	0.001%
Lead	0.000%
Mercury	0.000%

Average monthly St. Francis temperature with heat index

St. Francis monthly precipitation with daily maximum

St. Francis monthly snow depth with daily maximum

St. Francis monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Antelope, SD	780	44	12.0%
Soldier Creek, SD	525	44	12.0%
Kilgore, NE	83	44	12.0%
Mission, SD	1,408	44	12.0%
Spring Creek, SD	201	44	12.0%
St. Francis, SD	533	44	12.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Williamsburg, CO	533	16	68.0%
Paradise Heights, FL	533	39	22.0%
Mansfield, GA	533	44	12.0%
Chicopee, KS	533	37	26.0%
Kanopolis, KS	533	40	20.0%
St. Francis, SD	533	44	12.0%

Source: The St. Francis, SD 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.