Green Grass, SD Weather - Forecast & Monthly Averages

TEMPERATURE	46
HUMIDITY	76
PRESSURE	98680
WIND COND.	290 55.4

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Weather Quick Facts

The highest monthly average temperature in Green Grass for July is 76.2 degrees
The lowest monthly average temperature in Green Grass for January is 20.1 degrees
The most monthly precipitation in Green Grass occurs in July with 9.1 inches
The air quality index in Green Grass is 14% better than the national average
The pollution index in Green Grass is 96% better than the national average

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Green Grass 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	12°F	34°F	20°F	0.6"
February	15°F	35°F	23°F	0.9"
March	27°F	54°F	38°F	1.4"
April	34°F	59°F	45°F	2.9"
May	44°F	69°F	55°F	5.2"
June	55°F	81°F	67°F	6.0"
July	63°F	93°F	76°F	9.1"
August	59°F	87°F	71°F	3.5"
September	51°F	82°F	64°F	1.5"
October	39°F	65°F	49°F	3.1"
November	26°F	50°F	35°F	0.9"
December	14°F	33°F	22°F	1.3"

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Green Grass 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	Green Grass	South Dakota	National
Air quality index	36	36	42
Pollution index	95,587	345,623	2,726,193

Green Grass air quality information

Measurement	Total
Days measured	365
Days with good air quality	320
Days with moderate air quality	45
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Green Grass air quality information

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

Average monthly Green Grass temperature with heat index

Green Grass monthly precipitation with daily maximum

Green Grass monthly snow depth with daily maximum

Green Grass monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Eagle Butte, SD	1,458	44	12.0%
North Eagle Butte, SD	1,838	44	12.0%
Green Grass, SD	22	36	28.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Dot Lake Village, AK	22	38	24.0%
Coppock, IA	22	35	30.0%
Pioneer, IA	22	37	26.0%
Byers, KS	22	15	70.0%
Irwin, MO	22	37	26.0%
Green Grass, SD	22	36	28.0%

Source: The Green Grass, 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.