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 arrival aligns with a minor decrease in average high-temperatures, from August's tropical 90.7°F (32.6°C) to a moderately hot 83.8°F (28.8°C). Throughout September, Jenks encounters an average temperature drop to an enjoyable 64°F (17.8°C).Heat index
During September, the heat index is appraised at a tropical 89.6°F (32°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.In terms of the heat index, values are set with light wind and shade conditions in mind. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
In Jenks, the average relative humidity in September is 70%.Rainfall
In Jenks, in September, it is raining for 11.5 days, with typically 3.31" (84mm) of accumulated precipitation. Throughout the year, there are 129.7 rainfall days, and 29.41" (747mm) of precipitation is accumulated.Snowfall
In Jenks, snow does not fall in April through October.Daylight
In Jenks, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 6:56 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:08 pm CDT.
Sunshine
In September, the average sunshine is 8.7h.UV index
In Jenks, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 during September translates into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Jenks in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow in Jenks?
What is the average length of the day in September in Jenks?
When is the sunrise / sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Jenks, OK
- Average high temperature in September: 83.8°F
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (46.6°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in September
Jenks, 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 (29.89"Hg).
Average wind speed in September
Jenks, OK
- Average wind speed in September: 7.5mph
The windiest months (with the highest average wind speed) are March and April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in September
Jenks, OK
- Average humidity in September: 70%
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, August and October (67%).
Average rainfall in September
Jenks, OK
- Average rainfall in September: 3.31"
The wettest month (with the highest rainfall) is May (5.16").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in September
Jenks, OK
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in September
Jenks, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Jenks, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.9 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
Jenks, OK
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in September
Jenks, OK
- Average sunshine days in September: 16.5 days
The months with the most sunshine days are January and December (22.1 days).
The month with the least sunshine days is May (13.9 days).
Average UV index in September
Jenks, OK
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Jenks, OK
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in September
Jenks, 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).
Jenks, Oklahoma, USA
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