The Dalles, OR Weather - Forecast & Monthly Averages

TEMPERATURE	38
HUMIDITY	100
PRESSURE	102030
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in The Dalles for July is 75.3 degrees
The lowest monthly average temperature in The Dalles for December is 34.9 degrees
The most monthly precipitation in The Dalles occurs in December with 3.1 inches
The air quality index in The Dalles is 45% better than the national average
The pollution index in The Dalles is 28% better than the national average

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The Dalles 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	30°F	43°F	36°F	2.2"
February	32°F	51°F	40°F	1.4"
March	36°F	59°F	46°F	1.5"
April	41°F	66°F	52°F	0.8"
May	48°F	76°F	61°F	1.0"
June	55°F	82°F	67°F	0.5"
July	60°F	92°F	75°F	0.1"
August	59°F	91°F	75°F	0.2"
September	52°F	83°F	66°F	0.4"
October	43°F	67°F	54°F	1.3"
November	35°F	53°F	43°F	2.1"
December	29°F	42°F	35°F	3.1"

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The Dalles 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	The Dalles	Oregon	National
Air quality index	23	32	42
Pollution index	1,957,960	7,156,356	2,726,193

The Dalles air quality

Measurement	Total
Days measured	350
Days with good air quality	298
Days with moderate air quality	52
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.001%
Benzene	0.040%
Carbon Tetrachloride	0.002%
Lead	0.010%
Mercury	0.001%

Average monthly The Dalles temperature with heat index

The Dalles monthly precipitation with daily maximum

The Dalles monthly snow depth with daily maximum

The Dalles monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Mosier, OR	687	23	54.0%
Dallesport, WA	1,357	23	54.0%
Rowena, OR	203	23	54.0%
Wishram, WA	537	23	54.0%
Chenoweth, OR	1,703	23	54.0%
The Dalles, OR	15,518	23	54.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Longwood, FL	15,514	37	26.0%
Middleburg Heights, OH	15,514	50	= 100
Traverse City, MI	15,525	36	28.0%
Coto de Caza, CA	15,509	89	78.0%
Groves, TX	15,531	45	10.0%
The Dalles, OR	15,518	23	54.0%

Source: The The Dalles, OR 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.