September weather forecast
Fort Cobb, OK

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Weather in September

September, the first month of the autumn in Fort Cobb, is still a warm month, with temperature in the range of an average low of 65.8°F (18.8°C) and an average high of 85.1°F (29.5°C).

Temperature

During the transition into September, Fort Cobb observes a decrease in the average high-temperature, falling from a hot 94.5°F (34.7°C) in August to a warm 85.1°F (29.5°C). Throughout the nights in September, an average low-temperature of 65.8°F (18.8°C) is noted.

Heat index

For most parts of September, the heat index is evaluated at a tropical 89.6°F (32°C). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

In September, the average relative humidity is 62%.

Rainfall

In Fort Cobb, during September, the rain falls for 13.3 days and regularly aggregates up to 2.44" (62mm) of precipitation. In Fort Cobb, Oklahoma, during the entire year, the rain falls for 112.6 days and collects up to 21.54" (547mm) of precipitation.

Snowfall

In Fort Cobb, snow does not fall in May through October.

Daylight

In September, the average length of the day in Fort Cobb is 12h and 23min.
On the first day of September, sunrise is at 7:06 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:18 pm CDT.

Sunshine

In Fort Cobb, Oklahoma, the average sunshine in September is 8.8h.

UV index

In Fort Cobb, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 5 during September leads to these advisories:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

How hot is it in Fort Cobb in September?

Fort Cobb in September has an average high-temperature of 85.1°F (29.5°C) and an average low-temperature of 65.8°F (18.8°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 89.6°F (32°C).

What is the average humidity in September in Fort Cobb?

The average relative humidity in September is 62%.

How many days does it rain in September in Fort Cobb?

In Fort Cobb, in September, during 13.3 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

When it does not snow in Fort Cobb?

May through October are months without snowfall.

What is the average length of the day in September in Fort Cobb?

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

When is the sunrise / sunset in September in Fort Cobb?

In September, on the first day of the month, sunrise is at 7:06 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:18 pm CDT.

How many hours of sunshine does Fort Cobb have in September?

In September, the average sunshine duration in Fort Cobb, Oklahoma, is 8.8h.

What is the UV index intensity in September in Fort Cobb?

In Fort Cobb, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's 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
Fort Cobb, OK

Average temperature in September - Fort Cobb, OK
  • Average high temperature in September: 85.1°F

The warmest month (with the highest average high temperature) is July (94.6°F).
The months with the lowest average high temperature are January and December (50°F).

  • Average low temperature in September: 65.8°F

The month with the highest average low temperature is July (74.1°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

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Average pressure in September
Fort Cobb, OK

Average pressure in September - Fort Cobb, OK
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in September
Fort Cobb, OK

Average wind speed in September - Fort Cobb, OK
  • Average wind speed in September: 9.2mph

The windiest month (with the highest average wind speed) is April (12.6mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).

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Average humidity in September
Fort Cobb, OK

Average humidity in September - Fort Cobb, OK
  • Average humidity in September: 62%

The month with the highest relative humidity is May (67%).
The month with the lowest relative humidity is August (54%).

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Average rainfall in September
Fort Cobb, OK

Average rainfall in September - Fort Cobb, OK
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is February (0.79").

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Average rainfall days in September
Fort Cobb, OK

Average rainfall days in September - Fort Cobb, OK
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (4 days).

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Average snowfall in September
Fort Cobb, OK

Average snowfall in September - Fort Cobb, OK
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Fort Cobb, OK

Average snowfall days in September - Fort Cobb, OK
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.6 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
Fort Cobb, OK

Average daylight in September / Average sunshine in September - Fort Cobb, OK
  • Average daylight in September: 12h and 2min

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 48min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

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Average sunshine days in September
Fort Cobb, OK

Average sunshine days in September - Fort Cobb, OK
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is January (25.6 days).
The month with the least sunshine days is May (13.7 days).

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Average UV index in September
Fort Cobb, OK

Average UV index in September - Fort Cobb, 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
Fort Cobb, OK

Average cloud cover in September - Fort Cobb, OK
  • Average cloud cover in September: 26

The months with the most cloud cover are March and April (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 18).

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Average visibility in September
Fort Cobb, OK

Average visibility in September - Fort Cobb, 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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Fort Cobb, Oklahoma, USA

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