Heppner, OR Weather - Forecast & Monthly Averages

TEMPERATURE	40
HUMIDITY	84
PRESSURE	102180
WIND COND.	166 1.6

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Weather Quick Facts

The highest monthly average temperature in Heppner for July is 76.4 degrees
The lowest monthly average temperature in Heppner for December is 32.5 degrees
The most monthly precipitation in Heppner occurs in December with 1.2 inches
The air quality index in Heppner is 10% better than the national average
The pollution index in Heppner is 467% worse than the national average

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Heppner 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	43°F	34°F	1.0"
February	28°F	50°F	38°F	0.7"
March	33°F	60°F	46°F	1.0"
April	37°F	67°F	52°F	0.8"
May	44°F	77°F	61°F	1.0"
June	52°F	84°F	68°F	0.8"
July	58°F	94°F	76°F	0.1"
August	56°F	92°F	74°F	0.2"
September	47°F	82°F	64°F	0.4"
October	39°F	67°F	52°F	1.0"
November	32°F	52°F	41°F	1.0"
December	25°F	41°F	32°F	1.2"

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Heppner 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	Heppner	Oregon	National
Air quality index	38	32	42
Pollution index	15,448,300	7,156,356	2,726,193

Heppner air quality

Measurement	Total
Days measured	364
Days with good air quality	286
Days with moderate air quality	72
Days w/ poor A.Q. for sensitive groups	6
Days with unhealthy air quality

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.170%
Carbon Tetrachloride	0.030%
Lead	0.050%
Mercury	0.010%

Average monthly Heppner temperature with heat index

Heppner monthly precipitation with daily maximum

Heppner monthly snow depth with daily maximum

Heppner monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Ione, OR	410	38	24.0%
Lexington, OR	160	38	24.0%
Heppner, OR	1,290	38	24.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Newark, AR	1,290	45	10.0%
Bylas, AZ	1,290	44	12.0%
Baltic, CT	1,290	37	26.0%
Scottville, MI	1,290	36	28.0%
Gaston, NC	1,290	36	28.0%
Heppner, OR	1,290	38	24.0%

Source: The Heppner, 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.