September weather forecastPolk, OH
September
Weather in September
The first month of the autumn, September, is still a warm month in Polk, Ohio, with an average temperature varying between 73.4°F (23°C) and 54.5°F (12.5°C).Temperature
During the shift to September, Polk records a mild decrease in average high-temperature, moving from a moderately hot 79.2°F (26.2°C) in August to a still warm 73.4°F (23°C). In Polk, the average temperature during the nights of September drops to a cool 54.5°F (12.5°C).Humidity
In Polk, Ohio, the average relative humidity in September is 80%.Rainfall
In Polk, in September, it is raining for 10.9 days, with typically 0.83" (21mm) of accumulated precipitation. In Polk, during the entire year, the rain falls for 128.1 days and collects up to 13.31" (338mm) of precipitation.Snowfall
June through September are months without snowfall in Polk.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September, sunrise is at 6:56 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:12 pm EDT.
Sunshine
The average sunshine in September in Polk is 7.9h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In September, an average UV index of 4 transforms into the following instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Polk, OH
- Average high temperature in September: 73.4°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in September
Polk, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Polk, OH
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is July (5.6mph).
Average humidity in September
Polk, OH
- Average humidity in September: 80%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April and November (78%).
Average rainfall in September
Polk, OH
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is February (0.75").
Average rainfall days in September
Polk, OH
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (4.9 days).
Average snowfall in September
Polk, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Polk, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Polk, 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 18min).
- Average sunshine in September: 7h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in September
Polk, OH
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in September
Polk, OH
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Polk, OH
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Polk, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).





