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 ushers in a minor alteration in Vandervoort's climate, with the average high-temperature moving from August's hot 90.1°F (32.3°C) to a warm 83.3°F (28.5°C). In September, Vandervoort reports a consistent average low-temperature of 62.6°F (17°C) during the nights.Heat index
For most parts of September, the heat index is appraised at a hot 89.6°F (32°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Humidity
The average relative humidity in September in Vandervoort is 73%.Rainfall
In September, in Vandervoort, the rain falls for 14.2 days. Throughout September, 2.83" (72mm) of precipitation is accumulated. Throughout the year, in Vandervoort, there are 164 rainfall days, and 40.12" (1019mm) of precipitation is accumulated.Snowfall
In Vandervoort, snow does not fall in April through October.Daylight
The average length of the day in September in Vandervoort is 12h and 23min.On the first day of the month, sunrise is at 6:51 am and sunset at 7:43 pm. On the last day of September, sunrise is at 7:11 am and sunset at 7:02 pm CDT.
Sunshine
The average sunshine in September is 9.3h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: A maximum high daily UV index of 5 during September translates into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in Vandervoort in September?
What is the average humidity in September in Vandervoort?
How much does it rain in Vandervoort in September?
When it does not snow in Vandervoort?
What is the average length of the day in September in Vandervoort?
When is the sunrise / sunset in September in Vandervoort?
How long on average sun shines in September in Vandervoort?
How high is the UV index in September in Vandervoort?
Average temperature in September
Vandervoort, AR
- Average high temperature in September: 83.3°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (48.2°F).
- Average low temperature in September: 62.6°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).
Average pressure in September
Vandervoort, AR
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Vandervoort, AR
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in September
Vandervoort, AR
- Average humidity in September: 73%
The months with the highest relative humidity are February and March (79%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Vandervoort, AR
- Average rainfall in September: 2.83"
The wettest month (with the highest rainfall) is May (5.08").
The driest month (with the least rainfall) is January (2.28").
Average rainfall days in September
Vandervoort, AR
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (9.6 days).
Average snowfall in September
Vandervoort, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Vandervoort, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Vandervoort, AR
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in September
Vandervoort, AR
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (9.7 days).
Average UV index in September
Vandervoort, AR
- Average UV index in September: 5
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Vandervoort, AR
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, August and September (Cloud cover 29).
Average visibility in September
Vandervoort, AR
- Average visibility in September: 6mi
The months with the highest visibility are March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, May and December (5mi).
Vandervoort, Arkansas, USA
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