September weather forecast
Sayre, OK

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Sayre, Oklahoma, with temperature in the range of an average low of 65.7°F (18.7°C) and an average high of 84.9°F (29.4°C).

Temperature

In Sayre, the beginning of September is marked by a lowered average high-temperature, shifting from August's tropical 94.1°F (34.5°C) to a warm 84.9°F (29.4°C). Sayre experiences an average temperature drop to an enjoyable 65.7°F (18.7°C) during September nights.

Heat index

September's average heat index is calculated to be a tropical 89.6°F (32°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'real feel' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In Sayre, Oklahoma, the average relative humidity in September is 59%.

Rainfall

In Sayre, in September, it is raining for 11.5 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, in Sayre, there are 99.3 rainfall days, and 17.8" (452mm) of precipitation is accumulated.

Snowfall

In Sayre, snow does not fall in May through September.

Daylight

The average length of the day in September in Sayre is 12h and 23min.
On the first day of September, sunrise is at 7:11 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:23 pm CDT.

Sunshine

In Sayre, the average sunshine in September is 9h.

UV index

In Sayre, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. To protect against the Sun's most potent rays, avoid direct exposure around midday. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Jun 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

In September, the average high-temperature and low-temperature are 84.9°F (29.4°C) and 65.7°F (18.7°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is calculated to be 89.6°F (32°C).

What is the average humidity in September?

In Sayre, the average relative humidity in September is 59%.

How much does it rain in September?

In September, the rain falls for 11.5 days. Throughout September, 2.09" (53mm) of precipitation is accumulated.

When it does not snow?

In Sayre, snow does not fall in May through September.

Does it snow in September?

In Sayre, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Sayre have in September?

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

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 7:11 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:23 pm CDT.

How many hours of sunshine does Sayre have in September?

The average sunshine duration in September is 9h.

What is the UV index reading in September?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes 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
Sayre, OK

Average temperature in September - Sayre, OK
  • Average high temperature in September: 84.9°F

The warmest month (with the highest average high temperature) is July (94.8°F).
The month with the lowest average high temperature is December (49.8°F).

  • Average low temperature in September: 65.7°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

Average pressure in September
Sayre, OK

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in September
Sayre, OK

Average wind speed in September - Sayre, OK
  • Average wind speed in September: 10.1mph

The windiest month (with the highest average wind speed) is April (13.3mph).
The calmest month (with the lowest average wind speed) is August (9.5mph).

Average humidity in September
Sayre, OK

Average humidity in September - Sayre, OK
  • Average humidity in September: 59%

The month with the highest relative humidity is May (60%).
The months with the lowest relative humidity are July and August (51%).

Average rainfall in September
Sayre, OK

Average rainfall in September - Sayre, OK
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is December (0.59").

Average rainfall days in September
Sayre, OK

Average rainfall days in September - Sayre, OK
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is August (12 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in September
Sayre, OK

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

The month with the highest snowfall is February (1.69").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Sayre, OK

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

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Sayre, 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: 9h and 0min

The months with the most sunshine are June and July (Average sunshine: 11h and 24min).
The months with the least sunshine are November and December (Average sunshine: 6h and 42min).

Average sunshine days in September
Sayre, OK

Average sunshine days in September - Sayre, OK
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is January (25.6 days).
The month with the least sunshine days is August (14.8 days).

Average UV index in September
Sayre, OK

Average UV index in September - Sayre, 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).

Average cloud cover in September
Sayre, OK

Average cloud cover in September - Sayre, OK
  • Average cloud cover in September: 23

The month with the most cloud cover is April (Cloud cover 29).
The months with the least cloud cover are June and August (Cloud cover 17).

Average visibility in September
Sayre, OK

Average visibility in September - Sayre, 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).

Sayre, Oklahoma, USA

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