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
September's advent notes a subtle adjustment in average high-temperature to a still moderately hot 74.3°F (23.5°C) from August. September nights observe an average temperature dip to a moderate 56.5°F (13.6°C).Humidity
In September, the average relative humidity in Covington is 78%.Rainfall
In September, in Covington, the rain falls for 14.5 days. Throughout September, 1.93" (49mm) of precipitation is accumulated. In Covington, during the entire year, the rain falls for 167.9 days and collects up to 29.65" (753mm) of precipitation.Snowfall
In Covington, snow does not fall in May through September.Daylight
In Covington, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 7:05 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:20 pm EDT.
Sunshine
The average sunshine in September is 8h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Covington have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Covington, OH
- Average high temperature in September: 74.3°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 (32.4°F).
- Average low temperature in September: 56.5°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in September
Covington, OH
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Covington, OH
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in September
Covington, OH
- Average humidity in September: 78%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Covington, OH
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is November (1.89").
Average rainfall days in September
Covington, OH
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is May (20.4 days).
The month with the least rainy days is February (7.7 days).
Average snowfall in September
Covington, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.87").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Covington, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Covington, OH
- Average daylight in September: 12h and 2min
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 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Covington, OH
- Average sunshine days in September: 14 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.1 days).
Average UV index in September
Covington, OH
- Average UV index in September: 4
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Covington, OH
- Average cloud cover in September: 35
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
Covington, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).
Covington, Ohio, USA
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