September weather forecast
Tullahassee, OK

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Weather in September

September, the first month of the autumn in Tullahassee, is still a warm month, with an average temperature fluctuating between 84.2°F (29°C) and 63.7°F (17.6°C).

Temperature

Tullahassee records a mild change in average high-temperature during September, easing from a tropical 91°F (32.8°C) in August to a warm 84.2°F (29°C). Tullahassee's temperature in September lowers to a consistent average of 63.7°F (17.6°C) during the nights.

Heat index

For most parts of September, the heat index is evaluated at a hot 91.4°F (33°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

The average relative humidity in September in Tullahassee is 70%.

Rainfall

In September, in Tullahassee, the rain falls for 11.4 days. Throughout September, 2.8" (71mm) of precipitation is accumulated. Throughout the year, there are 134.9 rainfall days, and 32.36" (822mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Tullahassee.

Daylight

In Tullahassee, 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 7:48 pm. On the last day of September, in Tullahassee, Oklahoma, sunrise is at 7:16 am and sunset at 7:06 pm CDT.

Sunshine

In Tullahassee, the average sunshine in September is 9.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 5 during September translates into these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

Is it hot in Tullahassee during September?

In Tullahassee, in September, the average high-temperature is 84.2°F (29°C), and the average low-temperature is 63.7°F (17.6°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 91.4°F (33°C).

What is the average humidity in September in Tullahassee?

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

How much does it rain in Tullahassee in September?

In Tullahassee, Oklahoma, during September, the rain falls for 11.4 days and regularly aggregates up to 2.8" (71mm) of precipitation.

When it does not snow in Tullahassee?

In Tullahassee, Oklahoma, snow does not fall in May through October.

How many hours of daylight does Tullahassee have in September?

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

When is the sunrise / sunset in September in Tullahassee?

In September, on the first day of the month, sunrise is at 6:54 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 7:06 pm CDT.

How many hours of sunshine does Tullahassee have in September?

The average sunshine duration in September in Tullahassee is 9.2h.

How high is the UV index in September in Tullahassee?

In Tullahassee, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Tullahassee, OK

Average temperature in September - Tullahassee, OK
  • Average high temperature in September: 84.2°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in September: 63.7°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

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Average pressure in September
Tullahassee, OK

Average pressure in September - Tullahassee, OK
  • 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 (29.91"Hg).

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Average wind speed in September
Tullahassee, OK

Average wind speed in September - Tullahassee, OK
  • Average wind speed in September: 6.8mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in September
Tullahassee, OK

Average humidity in September - Tullahassee, OK
  • Average humidity in September: 70%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (68%).

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Average rainfall in September
Tullahassee, OK

Average rainfall in September - Tullahassee, OK
  • Average rainfall in September: 2.8"

The wettest month (with the highest rainfall) is May (4.69").
The driest month (with the least rainfall) is February (1.65").

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Average rainfall days in September
Tullahassee, OK

Average rainfall days in September - Tullahassee, OK
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in September
Tullahassee, OK

Average snowfall in September - Tullahassee, OK
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Tullahassee, OK

Average snowfall days in September - Tullahassee, OK
  • 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 May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Tullahassee, 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: 9h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in September
Tullahassee, OK

Average sunshine days in September - Tullahassee, OK
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is April (13.2 days).

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Average UV index in September
Tullahassee, OK

Average UV index in September - Tullahassee, 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).

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Average cloud cover in September
Tullahassee, OK

Average cloud cover in September - Tullahassee, OK
  • Average cloud cover in September: 27

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in September
Tullahassee, OK

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

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