Isabel, SD Weather - Forecast & Monthly Averages

TEMPERATURE	58
HUMIDITY	30
PRESSURE	101860
WIND COND.	340 29.5

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Weather Quick Facts

The highest monthly average temperature in Isabel for July is 76.2 degrees
The lowest monthly average temperature in Isabel for January is 20.1 degrees
The most monthly precipitation in Isabel occurs in July with 9.1 inches
The air quality index in Isabel is 14% better than the national average
The pollution index in Isabel is 89% better than the national average

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Isabel 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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Isabel 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	Isabel	South Dakota	National
Air quality index	36	36	42
Pollution index	308,702	345,623	2,726,193

Isabel 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

Isabel air quality information

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

Average monthly Isabel temperature with heat index

Isabel monthly precipitation with daily maximum

Isabel monthly snow depth with daily maximum

Isabel monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Isabel, SD	196	36	28.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Stevinson, CA	196	48	4.0%
Trowbridge, CA	196	44	12.0%
Yolo, CA	196	52	4.0%
Du Pont, GA	196	35	30.0%
Leighton, IA	196	39	22.0%
Isabel, SD	196	36	28.0%

Source: The Isabel, 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.