September weather forecastRolling Hills, OH
September
Weather in September
The first month of the autumn, September, is still a warm month in Rolling Hills, Ohio, with an average temperature fluctuating between 56.7°F (13.7°C) and 77.9°F (25.5°C).Temperature
September indicates a minor shift in the average high-temperature, from August's 84.6°F (29.2°C) to a still moderately hot 77.9°F (25.5°C). In Rolling Hills, the average low-temperature during the month of September is a mild 56.7°F (13.7°C).Humidity
The average relative humidity in September is 76%.Rainfall
The month with the least rainfall in Rolling Hills is September, when the rain falls for 12.5 days and typically collects 1.77" (45mm) of precipitation.Snowfall
In Rolling Hills, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 26min.On the first day of September in Rolling Hills, Ohio, sunrise is at 6:57 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:12 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
In Rolling Hills, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Undertake precautions - Guarding against sun damage is counselled. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Rolling Hills, OH
- Average high temperature in September: 77.9°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in September
Rolling Hills, OH
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Rolling Hills, OH
- Average wind speed in September: 5mph
The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Rolling Hills, OH
- Average humidity in September: 76%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Rolling Hills, OH
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in September
Rolling Hills, OH
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in September
Rolling Hills, OH
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Rolling Hills, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rolling Hills, OH
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Rolling Hills, OH
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in September
Rolling Hills, OH
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Rolling Hills, OH
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Rolling Hills, OH
- Average visibility in September: 5mi
The months with the highest visibility are April, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and December (5mi).
