September weather forecast
Pawnee, OK

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Pawnee, Oklahoma, with an average temperature varying between 64.2°F (17.9°C) and 83.5°F (28.6°C).

Temperature

The commencement of September indicates a gentle shift in the average high-temperature, receding from August's tropical 91°F (32.8°C) to a moderately hot 83.5°F (28.6°C). Pawnee experiences a consistent average temperature of 64.2°F (17.9°C) throughout the nights in September.

Heat index

The heat index in September is calculated to be a tropical 89.6°F (32°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gives a temperature feeling by integrating air temperature and humidity. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In Pawnee, the average relative humidity in September is 68%.

Rainfall

In Pawnee, in September, it is raining for 11.8 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, in Pawnee, there are 124.7 rainfall days, and 25.63" (651mm) of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day in Pawnee is 12h and 24min.
On the first day of the month, sunrise is at 6:59 am and sunset at 7:54 pm. On the last day of September, sunrise is at 7:22 am and sunset at 7:11 pm CDT.

Sunshine

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

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in September interprets into the following advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

How hot is it in Pawnee in September?

During September, Pawnee experiences an average high-temperature of 83.5°F (28.6°C) and a low-temperature of 64.2°F (17.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is calculated to be 89.6°F (32°C).

What is the average humidity in September in Pawnee?

The average relative humidity in September in Pawnee, Oklahoma, is 68%.

How many days does it rain in September in Pawnee?

In September, in Pawnee, the rain falls for 11.8 days. Throughout September, 2.87" (73mm) of precipitation is accumulated.

When it does not snow in Pawnee?

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

What is the average length of the day in September in Pawnee?

The average day length in September in Pawnee is 12h and 24min.

When are sunrise and sunset in September in Pawnee?

On the first day of September, sunrise is at 6:59 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:11 pm CDT.

How many hours of sunshine does Pawnee have in September?

In September, the average sunshine duration in Pawnee, Oklahoma, is 8.7h.

What is the UV index reading in September in Pawnee?

In Pawnee, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Pawnee, OK

Average temperature in September - Pawnee, OK
  • Average high temperature in September: 83.5°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (46.4°F).

  • Average low temperature in September: 64.2°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure in September
Pawnee, OK

Average pressure in September - Pawnee, OK
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in September
Pawnee, OK

Average wind speed in September - Pawnee, OK
  • Average wind speed in September: 8.3mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).

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Average humidity in September
Pawnee, OK

Average humidity in September - Pawnee, OK
  • Average humidity in September: 68%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are January, August and October (65%).

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Average rainfall in September
Pawnee, OK

Average rainfall in September - Pawnee, OK
  • Average rainfall in September: 2.87"

The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is December (0.91").

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Average rainfall days in September
Pawnee, OK

Average rainfall days in September - Pawnee, OK
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (4.9 days).

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Average snowfall in September
Pawnee, OK

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

The month with the highest snowfall is February (1.42").
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
Pawnee, OK

Average snowfall days in September - Pawnee, OK
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.4 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
Pawnee, OK

Average daylight in September / Average sunshine in September - Pawnee, 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 42min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days in September
Pawnee, OK

Average sunshine days in September - Pawnee, OK
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is May (13.5 days).

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Average UV index in September
Pawnee, OK

Average UV index in September - Pawnee, 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
Pawnee, OK

Average cloud cover in September - Pawnee, OK
  • Average cloud cover in September: 26

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in September
Pawnee, OK

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

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