Ione, OR Weather - Forecast & Monthly Averages

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Weather Quick Facts

The highest monthly average temperature in Ione for July is 76.4 degrees
The lowest monthly average temperature in Ione for December is 32.5 degrees
The most monthly precipitation in Ione occurs in December with 1.2 inches
The air quality index in Ione is 10% better than the national average
The pollution index in Ione is 62% worse than the national average

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Ione 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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Ione 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	Ione	Oregon	National
Air quality index	38	32	42
Pollution index	4,405,170	7,156,356	2,726,193

Ione 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	0.002%
Benzene	0.130%
Carbon Tetrachloride	0.004%
Lead	0.010%
Mercury	0.002%

Average monthly Ione temperature with heat index

Ione monthly precipitation with daily maximum

Ione monthly snow depth with daily maximum

Ione monthly wind speed information

Nearby cities with good air quality

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

Cities with similar population

City	Population	Air Quality Index	National Avg.
Arboles, CO	410	44	12.0%
Empire, CO	410	47	6.0%
Prairie City, IL	410	41	18.0%
Metamora, IN	410	6	88.0%
Arcadia, KS	410	37	26.0%
Ione, OR	410	38	24.0%

Source: The Ione, 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.