September weather forecast
Cleo Springs, OK

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Weather in September

September, the first month of the autumn in Cleo Springs, is still a warm month, with an average temperature varying between 66.7°F (19.3°C) and 84.6°F (29.2°C).

Temperature

The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a tropical 93°F (33.9°C) to a warm 84.6°F (29.2°C). Cleo Springs records an average nighttime low of 66.7°F (19.3°C) in September.

Heat index

The heat index value for September is estimated at a hot 87.8°F (31°C). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.
Know that the heat index computations account for shaded terrains and slight winds. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. 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

The average relative humidity in September is 60%.

Rainfall

In Cleo Springs, Oklahoma, during September, the rain falls for 12 days and regularly aggregates up to 1.5" (38mm) of precipitation. In Cleo Springs, during the entire year, the rain falls for 100.5 days and collects up to 16.46" (418mm) of precipitation.

Snowfall

In Cleo Springs, snow does not fall in June through October.

Daylight

The average length of the day in September is 12h and 24min.
On the first day of the month, sunrise is at 7:05 am and sunset at 8:01 pm. On the last day of September, in Cleo Springs, Oklahoma, sunrise is at 7:28 am and sunset at 7:18 pm CDT.

Sunshine

In September, the average sunshine is 8.9h.

UV index

In Cleo Springs, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 during September translates into the following directions:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

How hot does it get in Cleo Springs in September?

An average high-temperature, in September, in Cleo Springs, is 84.6°F (29.2°C) and the average low-temperature is 66.7°F (19.3°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is estimated at 87.8°F (31°C).

What is the average humidity in September in Cleo Springs?

The average relative humidity in September in Cleo Springs, Oklahoma, is 60%.

How much does it rain in Cleo Springs in September?

In Cleo Springs, Oklahoma, during September, the rain falls for 12 days and regularly aggregates up to 1.5" (38mm) of precipitation.

When it does not snow in Cleo Springs?

June through October are months without snowfall in Cleo Springs.

What is the average length of the day in September in Cleo Springs?

The average day length in September in Cleo Springs, Oklahoma, is 12h and 24min.

What time are sunrise and sunset in September in Cleo Springs?

On the first day of September, sunrise is at 7:05 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:18 pm CDT.

How long on average sun shines in September in Cleo Springs?

In September, the average sunshine duration is 8.9h.

What is the UV index reading in September in Cleo Springs?

In Cleo Springs, Oklahoma, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe 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
Cleo Springs, OK

Average temperature in September - Cleo Springs, OK
  • Average high temperature in September: 84.6°F

The warmest month (with the highest average high temperature) is July (95°F).
The month with the lowest average high temperature is January (47.3°F).

  • Average low temperature in September: 66.7°F

The month with the highest average low temperature is July (75°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in September
Cleo Springs, OK

Average pressure in September - Cleo Springs, 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 (29.86"Hg).

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Average wind speed in September
Cleo Springs, OK

Average wind speed in September - Cleo Springs, OK
  • Average wind speed in September: 9.8mph

The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (9mph).

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Average humidity in September
Cleo Springs, OK

Average humidity in September - Cleo Springs, OK
  • Average humidity in September: 60%

The month with the highest relative humidity is May (66%).
The months with the lowest relative humidity are July and August (54%).

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Average rainfall in September
Cleo Springs, OK

Average rainfall in September - Cleo Springs, OK
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is November (0.51").

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Average rainfall days in September
Cleo Springs, OK

Average rainfall days in September - Cleo Springs, OK
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (12.7 days).
The month with the least rainy days is January (3.3 days).

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Average snowfall in September
Cleo Springs, OK

Average snowfall in September - Cleo Springs, OK
  • Average snowfall in September: 0"

The months with the highest snowfall are January and February (1.06").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Cleo Springs, OK

Average snowfall days in September - Cleo Springs, OK
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Cleo Springs, OK

Average daylight in September / Average sunshine in September - Cleo Springs, 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 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
Cleo Springs, OK

Average sunshine days in September - Cleo Springs, OK
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is January (26.2 days).
The month with the least sunshine days is September (15.5 days).

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Average UV index in September
Cleo Springs, OK

Average UV index in September - Cleo Springs, OK
  • Average UV index in September: 6

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
Cleo Springs, OK

Average cloud cover in September - Cleo Springs, OK
  • Average cloud cover in September: 24

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

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Average visibility in September
Cleo Springs, OK

Average visibility in September - Cleo Springs, 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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Cleo Springs, Oklahoma, USA

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