September weather forecast
Glenpool, OK

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Weather in September

The first month of the autumn, September, is still a warm month in Glenpool, Oklahoma, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 83.8°F (28.8°C).

Temperature

September ushers in a minor alteration in Glenpool's climate, with the average high-temperature moving from August's hot 90.7°F (32.6°C) to a warm 83.8°F (28.8°C). September in Glenpool, Oklahoma, witnesses an average low-temperature hovering around a comfortable 64°F (17.8°C).

Heat index

In September, the heat index is calculated to be a tropical 89.6°F (32°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

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

Rainfall

In Glenpool, during September, the rain falls for 11.5 days and regularly aggregates up to 3.31" (84mm) of precipitation. Throughout the year, there are 129.7 rainfall days, and 29.41" (747mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September in Glenpool 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 Glenpool, sunrise is at 7:18 am and sunset at 7:08 pm CDT.

Sunshine

The average sunshine in September in Glenpool is 8.7h.

UV index

In Glenpool, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

Is it hot in Glenpool during September?

The average high-temperature and low-temperature during September are 83.8°F (28.8°C) and 64°F (17.8°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 89.6°F (32°C).

What is the average humidity in September in Glenpool?

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

How many days does it rain in September in Glenpool?

In Glenpool, Oklahoma, in September, during 11.5 rainfall days, 3.31" (84mm) of precipitation is typically accumulated.

When it does not snow in Glenpool?

In Glenpool, Oklahoma, snow does not fall in April through October.

How many hours of daylight does Glenpool have in September?

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

When are sunrise and sunset in September in Glenpool?

In September, on the first day of the month, 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 many hours of sunshine does Glenpool have in September?

The average sunshine duration in September is 8.7h.

What is the UV index intensity in September in Glenpool?

In Glenpool, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
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
Glenpool, OK

Average temperature in September - Glenpool, 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
Glenpool, OK

Average pressure in September - Glenpool, 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
Glenpool, OK

Average wind speed in September - Glenpool, 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
Glenpool, OK

Average humidity in September - Glenpool, 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
Glenpool, OK

Average rainfall in September - Glenpool, 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
Glenpool, OK

Average rainfall days in September - Glenpool, 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
Glenpool, OK

Average snowfall in September - Glenpool, 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
Glenpool, OK

Average snowfall days in September - Glenpool, 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
Glenpool, OK

Average daylight in September / Average sunshine in September - Glenpool, 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
Glenpool, OK

Average sunshine days in September - Glenpool, 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
Glenpool, OK

Average UV index in September - Glenpool, 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
Glenpool, OK

Average cloud cover in September - Glenpool, 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
Glenpool, OK

Average visibility in September - Glenpool, 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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Glenpool, Oklahoma, USA

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