September weather forecast
Preston, OK

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Preston, Oklahoma, with an average temperature varying between 64°F (17.8°C) and 84.2°F (29°C).

Temperature

A subtle shift in Preston's weather is observed as August turns into September, with the average high temperature reducing from a hot 91.6°F (33.1°C) to a warm 84.2°F (29°C). Throughout the month of September, Preston sees a steady low-temperature average of 64°F (17.8°C).

Heat index

September's mean heat index is calculated to be a tropical 91.4°F (33°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', combines both the air temperature and the humidity level to give a perceived human temperature. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

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

Rainfall

In Preston, in September, during 12.6 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. Throughout the year, in Preston, there are 136.7 rainfall days, and 30.67" (779mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Preston.

Daylight

The average length of the day in September in Preston is 12h and 23min.
On the first day of September, sunrise is at 6:56 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:08 pm CDT.

Sunshine

In September, the average sunshine in Preston is 8.8h.

UV index

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 the ordinary person.
Note: In September, an average UV index of 5 transforms into the following instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

How hot is it in Preston in September?

In Preston, 84.2°F (29°C) is the average high-temperature and 64°F (17.8°C) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is calculated to be 91.4°F (33°C).

What is the average humidity in September in Preston?

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

How many days does it rain in September in Preston?

In Preston, during September, the rain falls for 12.6 days and regularly aggregates up to 2.87" (73mm) of precipitation.

When it does not snow in Preston?

In Preston, snow does not fall in May through October.

How many hours of daylight does Preston have in September?

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

What time are sunrise and sunset in September in Preston?

In September, on the first day of the month, sunrise is at 6:56 am and sunset at 7:50 pm. On the last day of the month, in Preston, sunrise is at 7:18 am and sunset at 7:08 pm CDT.

How long on average sun shines in September in Preston?

In September, the average sunshine duration in Preston is 8.8h.

What is the UV index reading in September in Preston?

The average daily maximum UV index in September in Preston, Oklahoma, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Preston, OK

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

The warmest month (with the highest average high temperature) is August (91.6°F).
The month with the lowest average high temperature is January (47.7°F).

  • Average low temperature in September: 64°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

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Average pressure in September
Preston, OK

Average pressure in September - Preston, 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 (29.9"Hg).

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Average wind speed in September
Preston, OK

Average wind speed in September - Preston, OK
  • Average wind speed in September: 7.2mph

The windiest month (with the highest average wind speed) is March (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in September
Preston, OK

Average humidity in September - Preston, 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 (66%).

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Average rainfall in September
Preston, OK

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

The wettest month (with the highest rainfall) is May (5").
The driest month (with the least rainfall) is February (1.46").

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Average rainfall days in September
Preston, OK

Average rainfall days in September - Preston, OK
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (6.4 days).

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Average snowfall in September
Preston, OK

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

The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Preston, OK

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

The month with the highest number of snowfall days is February (2.2 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
Preston, OK

Average daylight in September / Average sunshine in September - Preston, 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 August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in September
Preston, OK

Average sunshine days in September - Preston, OK
  • Average sunshine days in September: 16 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is May (13.1 days).

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Average UV index in September
Preston, OK

Average UV index in September - Preston, 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
Preston, OK

Average cloud cover in September - Preston, OK
  • Average cloud cover in September: 28

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in September
Preston, OK

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

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