Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Willoughby Hills's progression into September involves a minor drop in the average high-temperature, slightly receding from a warm 77.7°F (25.4°C) in August to an agreeable 72°F (22.2°C). Throughout September, Willoughby Hills encounters an average temperature drop to a mild 58.8°F (14.9°C).Humidity
In Willoughby Hills, the average relative humidity in September is 76%.Rainfall
In September, in Willoughby Hills, Ohio, the rain falls for 14.5 days. Throughout September, 2.05" (52mm) of precipitation is accumulated. In Willoughby Hills, Ohio, during the entire year, the rain falls for 162.9 days and collects up to 28.58" (726mm) of precipitation.Snowfall
In Willoughby Hills, snow does not fall in June through October.Daylight
In September, the average length of the day in Willoughby Hills is 12h and 28min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:58 pm. On the last day of September, in Willoughby Hills, sunrise is at 7:22 am and sunset at 7:08 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In Willoughby Hills, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Willoughby Hills?
What is the average humidity in September in Willoughby Hills?
How many days does it rain in September in Willoughby Hills?
When it does not snow in Willoughby Hills?
What is the average length of the day in September in Willoughby Hills?
What time are sunrise and sunset in September in Willoughby Hills?
How long on average sun shines in September in Willoughby Hills?
What is the UV index reading in September in Willoughby Hills?
Average temperature in September
Willoughby Hills, OH
- Average high temperature in September: 72°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in September: 58.8°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in September
Willoughby Hills, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Willoughby Hills, OH
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in September
Willoughby Hills, OH
- Average humidity in September: 76%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in September
Willoughby Hills, OH
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is February (1.93").
Average rainfall days in September
Willoughby Hills, OH
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Willoughby Hills, OH
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.59").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Willoughby Hills, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Willoughby Hills, OH
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in September
Willoughby Hills, OH
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is July (13.4 days).
The month with the least sunshine days is January (7.6 days).
Average UV index in September
Willoughby Hills, OH
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Willoughby Hills, OH
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in September
Willoughby Hills, OH
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Willoughby Hills, Ohio, USA
Weather forecast for your location
2. Allow the app to use your location