Willoughby, OH Weather - Forecast & Monthly Averages

TEMPERATURE	57
HUMIDITY	69
PRESSURE	102300
WIND COND.	310 20.5

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Weather Quick Facts

The highest monthly average temperature in Willoughby for July is 70.7 degrees
The lowest monthly average temperature in Willoughby for February is 27.7 degrees
The most monthly precipitation in Willoughby occurs in September with 10 inches
The air quality index in Willoughby is 19% worse than the national average
The pollution index in Willoughby is 943% worse than the national average

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Willoughby 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	20°F	37°F	28°F	3.9"
February	18°F	39°F	28°F	2.3"
March	28°F	48°F	37°F	4.1"
April	36°F	61°F	48°F	3.2"
May	47°F	70°F	58°F	4.6"
June	56°F	78°F	66°F	5.8"
July	60°F	80°F	71°F	2.9"
August	61°F	81°F	71°F	4.8"
September	56°F	77°F	66°F	10.0"
October	46°F	67°F	56°F	4.7"
November	36°F	55°F	45°F	4.0"
December	27°F	42°F	34°F	2.8"

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Willoughby 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	Willoughby	Ohio	National
Air quality index	50	40	42
Pollution index	28,421,300	4,472,386	2,726,193

Willoughby air quality

Measurement	Total
Days measured	365
Days with good air quality	185
Days with moderate air quality	173
Days w/ poor A.Q. for sensitive groups	7
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.220%
Benzene	0.280%
Carbon Tetrachloride	0.170%
Lead	0.250%
Mercury	0.090%

Average monthly Willoughby temperature with heat index

Willoughby monthly precipitation with daily maximum

Willoughby monthly snow depth with daily maximum

Willoughby monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Fairport Harbor, OH	3,067	34	32.0%
Perry, OH	1,662	34	32.0%
Grand River, OH	604	34	32.0%
Painesville, OH	19,817	34	32.0%
Mentor, OH	47,075	50	= 100
Willoughby, OH	22,904	50	= 100

Cities with similar population

City	Population	Air Quality Index	National Avg.
Webster Groves, MO	22,906	54	8.0%
Uxbridge, ON	22,892	n/a
Derry, NH	22,891	37	26.0%
Marshall, TX	22,881	38	24.0%
Dickinson, ND	22,880	33	34.0%
Willoughby, OH	22,904	50	= 100

Source: The Willoughby, OH 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.