September weather forecast
Jenks, OK

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Weather in September

September in Jenks, Oklahoma marks the onset of the fall season. Following the trend of slow cooling, temperatures drop to a comfortable 83.8°F (28.8°C). The city basks in the glow of the sun for lesser hours as daylight hours drop to 12.4. September witnesses an increase in the number of rainy days, but these are often short, sporadic spells. Overall, September enjoys a mild weather, a respite from the fierce summer heat.

Temperature

In the transition to September, Jenks observes a minor drop in the average high-temperature, shifting from a tropical 90.7°F (32.6°C) in August to a warm 83.8°F (28.8°C). An average low-temperature of 64°F (17.8°C) is recorded in the month of September in Jenks.

Heat index

September's heat index is appraised at a hot 89.6°F (32°C). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. 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 extremely significant for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

In September, the average relative humidity in Jenks is 70%.

Rainfall

In Jenks, in September, it is raining for 11.5 days, with typically 3.31" (84mm) of accumulated precipitation. In Jenks, during the entire year, the rain falls for 129.7 days and collects up to 29.41" (747mm) of precipitation.

Snowfall

April through October are months without snowfall in Jenks.

Daylight

The average length of the day in September in Jenks is 12h and 23min.
On the first day of the month, sunrise is at 6:56 am and sunset at 7:51 pm. On the last day of September, in Jenks, sunrise is at 7:18 am and sunset at 7:08 pm CDT.

Sunshine

In September, the average sunshine in Jenks is 8.7h.

UV index

In September, the average daily maximum UV index in Jenks is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, a daily UV index of 5 turns into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

How hot is September in Jenks?

In Jenks, in September, the average high-temperature is 83.8°F (28.8°C), and the average low-temperature is 64°F (17.8°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is appraised at 89.6°F (32°C).

What is the average humidity in September in Jenks?

In Jenks, Oklahoma, the average relative humidity in September is 70%.

How many days does it rain in September in Jenks?

In Jenks, Oklahoma, in September, it is raining for 11.5 days, with typically 3.31" (84mm) of accumulated precipitation.

When it does not snow in Jenks?

In Jenks, snow does not fall in April through October.

How many hours of daylight does Jenks have in September?

In September, the average day length is 12h and 23min.

What time are sunrise and sunset in September in Jenks?

On the first day of September in Jenks, Oklahoma, 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.

How long on average sun shines in September in Jenks?

The average sunshine duration in September in Jenks is 8.7h.

What is the UV index reading in September in Jenks?

In September, the average daily maximum UV index in Jenks is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Jenks, OK

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).

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Average pressure in September
Jenks, OK

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).

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Average wind speed in September
Jenks, OK

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).

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Average humidity in September
Jenks, OK

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%).

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Average rainfall in September
Jenks, OK

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").

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Average rainfall days in September
Jenks, OK

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).

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Average snowfall in September
Jenks, OK

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").

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Average snowfall days in September
Jenks, OK

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).

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Average daylight in September /
Average sunshine in September
Jenks, OK

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).

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Average sunshine days in September
Jenks, OK

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).

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Average UV index in September
Jenks, OK

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).

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Average cloud cover in September
Jenks, OK

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).

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Average visibility in September
Jenks, OK

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).

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Jenks, Oklahoma, USA

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