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 average high-temperature is a still moderately hot 73.6°F (23.1°C), maintaining a close comparison with August's 78.6°F (25.9°C). Throughout September, the temperature in Huntsville falls to an average low of 55.4°F (13°C).Humidity
In Huntsville, the average relative humidity in September is 80%.Rainfall
In Huntsville, during September, the rain falls for 15.2 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 173.3 rainfall days, and 33.43" (849mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 7:03 am and sunset at 8:06 pm. On the last day of September, sunrise is at 7:31 am and sunset at 7:18 pm EDT.
Sunshine
The average sunshine in September is 7.9h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Act with care - The need to guard against sun damage is communicated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Experience reduced UV exposure by about half when donning a wide-brim hat.
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 much does it rain in Huntsville in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Huntsville have in September?
What time are sunrise and sunset in September in Huntsville?
How long on average sun shines in September?
What is the UV index intensity in September in Huntsville?
Average temperature in September
Huntsville, OH
- Average high temperature in September: 73.6°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in September
Huntsville, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Huntsville, OH
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in September
Huntsville, OH
- Average humidity in September: 80%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Huntsville, OH
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is November (2.13").
Average rainfall days in September
Huntsville, OH
- Average rainfall days in September: 15.2 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in September
Huntsville, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Huntsville, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Huntsville, 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 18min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Huntsville, OH
- Average sunshine days in September: 12.9 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is July (8.5 days).
Average UV index in September
Huntsville, OH
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Huntsville, OH
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Huntsville, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Huntsville, Ohio, USA
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