September weather forecastSheffield, OH
September
Weather in September
September, the first month of the autumn in Sheffield, is also an agreeable month, with an average temperature varying between 61.5°F (16.4°C) and 70.9°F (21.6°C).Temperature
As September takes hold, the average high-temperature is a pleasant 70.9°F (21.6°C), nearly mirroring that of the previous month. During the month of September, the temperature falls to an average of 61.5°F (16.4°C).Humidity
The average relative humidity in September is 76%.Rainfall
In Sheffield, in September, during 14.8 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, there are 168.5 rainfall days, and 34.37" (873mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Sheffield.Daylight
The average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:55 am and sunset at 8:00 pm. On the last day of September, sunrise is at 7:24 am and sunset at 7:11 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In September, a regular UV index of 4 translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sheffield, OH
- Average high temperature in September: 70.9°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in September: 61.5°F
The months with the highest average low temperature are July and August (67.1°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in September
Sheffield, 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
Sheffield, OH
- Average wind speed in September: 9.4mph
The windiest months (with the highest average wind speed) are January, November and December (12.7mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in September
Sheffield, OH
- Average humidity in September: 76%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in September
Sheffield, OH
- Average rainfall in September: 2.44"
The wettest month (with the highest rainfall) is June (4.49").
The driest month (with the least rainfall) is February (1.93").
Average rainfall days in September
Sheffield, OH
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in September
Sheffield, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Sheffield, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sheffield, OH
- Average daylight in September: 12h and 30min
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 18min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Sheffield, OH
- Average sunshine days in September: 12.4 days
The month with the most sunshine days is September (12.4 days).
The month with the least sunshine days is January (8.8 days).
Average UV index in September
Sheffield, 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
Sheffield, OH
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Sheffield, 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).
