September weather forecastWilburton, OK
September
Weather in September
September, the first month of the autumn in Wilburton, is still a warm month, with temperature in the range of an average high of 84.9°F (29.4°C) and an average low of 63.7°F (17.6°C).Temperature
September marks a gentle change in average high-temperature, declining from August's hot 92.3°F (33.5°C) to a warm 84.9°F (29.4°C). September witnesses an average low-temperature hovering around an enjoyable 63.7°F (17.6°C).Heat index
The heat index for September is appraised at a tropical 93.2°F (34°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.Data suggests that the heat index is set for environments in shade and with a light wind. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
Humidity
The average relative humidity in September in Wilburton is 70%.Rainfall
In Wilburton, in September, during 13 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, there are 143.3 rainfall days, and 32.8" (833mm) of precipitation is accumulated.Snowfall
In Wilburton, Oklahoma, snow does not fall in April through October.Daylight
In Wilburton, Oklahoma, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:47 pm. On the last day of September, in Wilburton, sunrise is at 7:15 am and sunset at 7:06 pm CDT.
Sunshine
The average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 5 during September leads to these instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Wilburton, OK
- Average high temperature in September: 84.9°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in September: 63.7°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in September
Wilburton, OK
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Wilburton, OK
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Wilburton, OK
- Average humidity in September: 70%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Wilburton, OK
- Average rainfall in September: 2.56"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days in September
Wilburton, OK
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is July (15.3 days).
The months with the least rainy days are January and December (8.3 days).
Average snowfall in September
Wilburton, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.18").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Wilburton, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Wilburton, OK
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 9h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Wilburton, OK
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is July (13.4 days).
Average UV index in September
Wilburton, OK
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Wilburton, OK
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Wilburton, OK
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





