September weather forecastMount Perry, OH
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Mount Perry, Ohio, with an average temperature fluctuating between 56.1°F (13.4°C) and 76.3°F (24.6°C).Temperature
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's warm 82°F (27.8°C) to a still moderately hot 76.3°F (24.6°C). An average low-temperature of 56.1°F (13.4°C) is noted during the nights in September.Humidity
The average relative humidity in September in Mount Perry is 78%.Rainfall
The month with the least rainfall in Mount Perry, Ohio, is September, when the rain falls for 14.1 days and typically collects 2.09" (53mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day in Mount Perry is 12h and 26min.On the first day of the month, sunrise is at 6:57 am and sunset at 7:59 pm. On the last day of September, in Mount Perry, sunrise is at 7:24 am and sunset at 7:12 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 suggests this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Mount Perry, OH
- Average high temperature in September: 76.3°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in September: 56.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in September
Mount Perry, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Mount Perry, OH
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in September
Mount Perry, OH
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are March, April and November (77%).
Average rainfall in September
Mount Perry, OH
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in September
Mount Perry, OH
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is May (19.8 days).
The months with the least rainy days are January and February (9.8 days).
Average snowfall in September
Mount Perry, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.57").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Mount Perry, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mount Perry, OH
- Average daylight in September: 12h and 24min
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 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 30min).
Average sunshine days in September
Mount Perry, OH
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is May (9.4 days).
Average UV index in September
Mount Perry, OH
- Average UV index in September: 4
The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Mount Perry, OH
- Average cloud cover in September: 36
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
Mount Perry, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, June, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August, September and December (5mi).
