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 arrival of September correlates with a minor temperature reduction, down from August's warm 79.9°F (26.6°C) to a still moderately hot 73.6°F (23.1°C). In September, the nighttime temperature in Niles lowers to an average of 54.5°F (12.5°C).Humidity
In Niles, the average relative humidity in September is 80%.Rainfall
In Niles, in September, it is raining for 16 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, there are 182 rainfall days, and 33.82" (859mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Niles.Daylight
The average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:50 am and sunset at 7:55 pm. On the last day of September, sunrise is at 7:19 am and sunset at 7:06 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index in Niles, Ohio, is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 3 suggests these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What are the temperatures in Niles in September?
What is the average humidity in September in Niles?
How much does it rain in Niles in September?
When it does not snow in Niles?
Does it snow in Niles in September?
What is the average length of the day in September in Niles?
When are sunrise and sunset in September in Niles?
How many hours of sunshine does Niles have in September?
What is the UV index intensity in September in Niles?
Average temperature in September
Niles, OH
- Average high temperature in September: 73.6°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Niles, OH
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Niles, OH
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is July (5mph).
Average humidity in September
Niles, OH
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are May, July and August (77%).
Average rainfall in September
Niles, OH
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is November (2.17").
Average rainfall days in September
Niles, OH
- Average rainfall days in September: 16 days
The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in September
Niles, OH
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Niles, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Niles, OH
- Average daylight in September: 12h and 3min
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: 8h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in September
Niles, OH
- Average sunshine days in September: 11.8 days
The month with the most sunshine days is November (12.5 days).
The month with the least sunshine days is February (6.5 days).
Average UV index in September
Niles, OH
- Average UV index in September: 3
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
Niles, OH
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Niles, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Niles, Ohio, USA
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