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
Clinton's transition into September involves a gentle shift in temperature, receding from a moderately hot 81°F (27.2°C) in August to a still warm 74.7°F (23.7°C). During September, Clinton records an average temperature of 55°F (12.8°C) at night.Humidity
In September, the average relative humidity in Clinton, Ohio, is 79%.Rainfall
February and September are months with the least rain in Clinton when the rain falls for 10.4 days and typically aggregates up to 0.63" (16mm) of rain.Snowfall
In Clinton, snow does not fall in June through October.Daylight
The average length of the day in September in Clinton is 12h and 27min.On the first day of September, sunrise is at 6:54 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:09 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In Clinton, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Take necessary precautions - Defending against sun damage is advocated. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What is the average September temperature in Clinton?
What is the average humidity in September in Clinton?
What is the driest month in Clinton?
How much does it rain in Clinton in September?
When it does not snow in Clinton?
How many hours of daylight does Clinton have in September?
When is the sunrise / sunset in September in Clinton?
How many hours of sunshine does Clinton have in September?
What is the UV index reading in September in Clinton?
Average temperature in September
Clinton, OH
- Average high temperature in September: 74.7°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in September: 55°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Clinton, 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 (29.94"Hg).
Average wind speed in September
Clinton, OH
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).
Average humidity in September
Clinton, OH
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in September
Clinton, OH
- Average rainfall in September: 0.63"
The wettest month (with the highest rainfall) is July (1.3").
The driest months (with the least rainfall) are February and September (0.63").
Average rainfall days in September
Clinton, OH
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (4.3 days).
Average snowfall in September
Clinton, OH
- Average snowfall in September: 0"
The months with the highest snowfall are January and February (1.26").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Clinton, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Clinton, 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 month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Clinton, OH
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is May (12.8 days).
Average UV index in September
Clinton, 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
Clinton, OH
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Clinton, OH
- Average visibility in September: 5mi
The months with the highest visibility are April, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, September and December (5mi).
Clinton, Ohio, USA
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