Stillwater, OK Weather - Forecast & Monthly Averages

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TEMPERATURE
HUMIDITY
PRESSURE	102340
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Stillwater for August is 81.9 degrees
The lowest monthly average temperature in Stillwater for January is 35.1 degrees
The most monthly precipitation in Stillwater occurs in June with 16.2 inches
The air quality index in Stillwater is 5% better than the national average
The pollution index in Stillwater is 90% better than the national average

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Stillwater 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	27°F	46°F	35°F	5.1"
February	32°F	55°F	42°F	1.0"
March	44°F	68°F	54°F	6.3"
April	48°F	69°F	58°F	8.4"
May	60°F	80°F	69°F	9.2"
June	67°F	87°F	77°F	16.2"
July	69°F	92°F	80°F	15.9"
August	72°F	94°F	82°F	10.5"
September	65°F	88°F	75°F	8.6"
October	52°F	76°F	62°F	6.3"
November	40°F	67°F	52°F	2.5"
December	27°F	50°F	37°F	1.3"

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Stillwater 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	Stillwater	Oklahoma	National
Air quality index	40	55	42
Pollution index	277,099	1,271,533	2,726,193

Stillwater air quality

Measurement	Total
Days measured	365
Days with good air quality	292
Days with moderate air quality	72
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.004%
Carbon Tetrachloride	0.001%
Lead	0.003%
Mercury	0.000%

Average monthly Stillwater temperature with heat index

Stillwater monthly precipitation with daily maximum

Stillwater monthly snow depth with daily maximum

Stillwater monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Ripley, OK	275	36	28.0%
Perkins, OK	3,059	36	28.0%
Perry, OK	5,130	40	20.0%
Glencoe, OK	510	40	20.0%
Morrison, OK	711	40	20.0%
Stillwater, OK	51,366	40	20.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
East Hartford, CT	51,352	41	18.0%
Little Elm, TX	51,395	51	2.0%
Poway, CA	51,311	64	28.0%
Enid, OK	51,301	40	20.0%
Plainfield, NJ	51,295	51	2.0%
Stillwater, OK	51,366	40	20.0%

Source: The Stillwater, OK 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.