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
Flatwoods's September weather shows a modest shift in high-temperatures, falling from August's 85.5°F (29.7°C) to a still warm 79°F (26.1°C). Flatwoods records an average nighttime low of 57.6°F (14.2°C) in September.Humidity
In September, the average relative humidity in Flatwoods is 75%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.93" (49mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September in Flatwoods is 12h and 26min.On the first day of September in Flatwoods, Ohio, sunrise is at 6:57 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:11 pm EDT.
Sunshine
The average sunshine in September is 8.1h.UV index
The average daily maximum UV index in September in Flatwoods 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: The maximum daily UV index of 4 in September interprets into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Flatwoods?
What is the average humidity in September in Flatwoods?
What is the driest month in Flatwoods?
How much does it rain in Flatwoods in September?
When it does not snow in Flatwoods?
Does it snow in Flatwoods in September?
What is the average length of the day in September in Flatwoods?
When are sunrise and sunset in September in Flatwoods?
How long on average sun shines in September in Flatwoods?
What is the UV index reading in September in Flatwoods?
Average temperature in September
Flatwoods, OH
- Average high temperature in September: 79°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in September: 57.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in September
Flatwoods, 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 (29.96"Hg).
Average wind speed in September
Flatwoods, OH
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Flatwoods, OH
- Average humidity in September: 75%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Flatwoods, OH
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in September
Flatwoods, OH
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in September
Flatwoods, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.78").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Flatwoods, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Flatwoods, 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 1min
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 30min).
Average sunshine days in September
Flatwoods, OH
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in September
Flatwoods, 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
Flatwoods, OH
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Flatwoods, OH
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Flatwoods, Ohio, USA
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