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
The beginning of September records an average high-temperature of a still warm 74.1°F (23.4°C), marking a negligible difference from August's 79.3°F (26.3°C). During the month of September, the temperature in Willowdell falls to an average of 56.3°F (13.5°C).Humidity
The average relative humidity in September is 79%.Rainfall
In September, in Willowdell, the rain falls for 11.7 days. Throughout September, 1.38" (35mm) of precipitation is accumulated. Throughout the year, in Willowdell, there are 147.8 rainfall days, and 21.3" (541mm) of precipitation is accumulated.Snowfall
In Willowdell, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 7:06 am and sunset at 8:09 pm. On the last day of September, sunrise is at 7:33 am and sunset at 7:21 pm EDT.
Sunshine
In September, the average sunshine is 8h.UV index
In Willowdell, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 4 in September translates into this advice:
Adopt protective measures - Suggestions to resist sunburn are offered. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What is the temperature in September in Willowdell?
What is the average humidity in September in Willowdell?
How many days does it rain in September in Willowdell?
When it does not snow in Willowdell?
Does it snow in Willowdell in September?
How many hours of daylight does Willowdell have in September?
When are sunrise and sunset in September in Willowdell?
How many hours of sunshine does Willowdell have in September?
How high is the UV index in September in Willowdell?
Average temperature in September
Willowdell, OH
- Average high temperature in September: 74.1°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in September: 56.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in September
Willowdell, OH
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Willowdell, OH
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in September
Willowdell, OH
- Average humidity in September: 79%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Willowdell, OH
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days in September
Willowdell, OH
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in September
Willowdell, OH
- Average snowfall in September: 0"
The months with the highest snowfall are January and February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Willowdell, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Willowdell, OH
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Willowdell, OH
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in September
Willowdell, 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
Willowdell, OH
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Willowdell, OH
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).
Willowdell, Ohio, USA
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