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 beginning of September brings a slight decrease in the average high-temperature, transitioning from a moderately hot 84.6°F (29.2°C) in August to a still warm 77.9°F (25.5°C). Athens records an average nighttime low-temperature of 56.7°F (13.7°C) throughout September.Humidity
In Athens, the average relative humidity in September is 76%.Rainfall
The month with the least rainfall in Athens, Ohio, is September, when the rain falls for 12.5 days and typically collects 1.77" (45mm) of precipitation.Snowfall
June through September are months without snowfall in Athens, Ohio.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 6:57 am and sunset at 7:58 pm. On the last day of September, in Athens, sunrise is at 7:24 am and sunset at 7:12 pm EDT.
Sunshine
The average sunshine in September in Athens is 8.3h.UV index
The average daily maximum UV index in September in Athens is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are the temperatures in Athens in September?
What is the average humidity in September in Athens?
What is the driest month in Athens?
How much does it rain in Athens in September?
When it does not snow in Athens?
Does it snow in Athens in September?
How many hours of daylight does Athens have in September?
What time are sunrise and sunset in September in Athens?
How long on average sun shines in September in Athens?
What is the UV index intensity in September in Athens?
Average temperature in September
Athens, 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
Athens, 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
Athens, 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
Athens, 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
Athens, 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
Athens, 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
Athens, 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
Athens, 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
Athens, OH
- Average daylight in September: 12h and 2min
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 2min
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
Athens, 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
Athens, 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
Athens, 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
Athens, 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).
Athens, Ohio, USA
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