Ellensburg, WA Weather - Forecast & Monthly Averages

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TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Ellensburg for July is 72.9 degrees
The lowest monthly average temperature in Ellensburg for December is 28.9 degrees
The most monthly precipitation in Ellensburg occurs in December with 1.5 inches
The air quality index in Ellensburg is 45% better than the national average
The pollution index in Ellensburg is 84% better than the national average

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Ellensburg 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	23°F	37°F	30°F	1.1"
February	27°F	47°F	36°F	0.8"
March	31°F	56°F	42°F	1.1"
April	36°F	63°F	49°F	0.7"
May	44°F	74°F	58°F	1.2"
June	51°F	80°F	64°F	0.5"
July	57°F	91°F	73°F	0.2"
August	56°F	90°F	71°F	0.2"
September	47°F	80°F	62°F	0.4"
October	38°F	64°F	49°F	1.1"
November	30°F	48°F	38°F	1.3"
December	22°F	37°F	29°F	1.5"

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Ellensburg 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	Ellensburg	Washington	National
Air quality index	23	36	42
Pollution index	422,626	4,541,850	2,726,193

Ellensburg air quality

Measurement	Total
Days measured	365
Days with good air quality	305
Days with moderate air quality	60
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.010%
Carbon Tetrachloride	0.001%
Lead	0.000%
Mercury	0.000%

Average monthly Ellensburg temperature with heat index

Ellensburg monthly precipitation with daily maximum

Ellensburg monthly snow depth with daily maximum

Ellensburg monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Kittitas, WA	1,342	23	54.0%
Thorp, WA	109	23	54.0%
Ellensburg, WA	20,679	23	54.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
East Moline, IL	20,683	46	8.0%
Pitt Meadows, BC	20,683	n/a
Cobourg, ON	20,684	n/a
Secaucus, NJ	20,667	51	2.0%
Universal City, TX	20,691	49	2.0%
Ellensburg, WA	20,679	23	54.0%

Source: The Ellensburg, WA 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.