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
A modest decline in the average high-temperature is seen during September, decreasing from 81.3°F (27.4°C) in August to a still moderately hot 74.7°F (23.7°C). A steep decline to a fresh 52.7°F (11.5°C) characterizes the September nights.Humidity
The average relative humidity in September is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 13.6 days and accumulates 1.34" (34mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:07 pm EDT.
Sunshine
The average sunshine in September is 8.2h.UV index
In Ballard, 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 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:
Exercise prevention - Precautions against solar damage are endorsed. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September in Ballard?
What is the driest month?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Ballard have in September?
How high is the UV index in September?
Average temperature in September
Ballard, WV
- Average high temperature in September: 74.7°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in September
Ballard, WV
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Ballard, WV
- Average wind speed in September: 4.4mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Ballard, WV
- Average humidity in September: 80%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are June, July and November (77%).
Average rainfall in September
Ballard, WV
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in September
Ballard, WV
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is October (8.8 days).
Average snowfall in September
Ballard, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Ballard, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ballard, WV
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in September
Ballard, WV
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in September
Ballard, WV
- 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, November and December (UV index 2).
Average cloud cover in September
Ballard, WV
- Average cloud cover in September: 44
The months with the most cloud cover are January and February (Cloud cover 56).
The months with the least cloud cover are June and July (Cloud cover 38).
Average visibility in September
Ballard, WV
- Average visibility in September: 4mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).
Ballard, West Virginia, USA
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