St. Lawrence, SD Weather - Forecast & Monthly Averages

TEMPERATURE	40
HUMIDITY	79
PRESSURE	102270
WIND COND.	130 9.4

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Weather Quick Facts

The highest monthly average temperature in St. Lawrence for July is 75 degrees
The lowest monthly average temperature in St. Lawrence for January is 16.8 degrees
The most monthly precipitation in St. Lawrence occurs in June with 4.5 inches
The air quality index in St. Lawrence is 52% better than the national average
The pollution index in St. Lawrence is 95% better than the national average

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St. Lawrence 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	6°F	28°F	17°F	0.5"
February	9°F	34°F	20°F	0.7"
March	22°F	48°F	34°F	1.0"
April	33°F	62°F	47°F	2.2"
May	44°F	73°F	58°F	3.2"
June	55°F	83°F	69°F	4.5"
July	61°F	89°F	75°F	2.7"
August	58°F	85°F	71°F	3.3"
September	49°F	79°F	63°F	2.8"
October	36°F	64°F	49°F	2.2"
November	22°F	49°F	34°F	0.8"
December	9°F	31°F	19°F	1.3"

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St. Lawrence 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. Lawrence	South Dakota	National
Air quality index	20	36	42
Pollution index	138,400	345,623	2,726,193

St. Lawrence air quality information

Measurement	Total
Days measured	122
Days with good air quality	112
Days with moderate air quality	10
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

St. Lawrence air quality information

Pollutant	Total
Arsenic	0.000%
Benzene	0.002%
Carbon Tetrachloride	0.000%
Lead	0.004%
Mercury	0.000%

Average monthly St. Lawrence temperature with heat index

St. Lawrence monthly precipitation with daily maximum

St. Lawrence monthly snow depth with daily maximum

St. Lawrence monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Ree Heights, SD	60	20	60.0%
Miller, SD	1,366	20	60.0%
Wessington, SD	241	20	60.0%
St. Lawrence, SD	167	20	60.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Hartly, DE	167	42	16.0%
Lidderdale, IA	167	37	26.0%
Sims, IL	167	43	14.0%
Salvisa, KY	167	42	16.0%
Burkittsville, MD	167	40	20.0%
St. Lawrence, SD	167	20	60.0%

Source: The St. Lawrence, 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.