September weather forecast
Antlers, OK

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Weather in September

September brings with it the first signs of fall in Antlers, with slowly dropping temperatures and shortening daylight hours. Temperatures come down to more comfortable levels, decreasing from the hot August's 92.8°F (33.8°C) to a more pleasant 86.4°F (30.2°C). The weather in this period is generally perfect for outdoor activities, with less humidity and moderate warmth. As October rolls in, further temperature drops along with increased rainfall mark the solid onset of the fall season.

Temperature

The transition into September subtly indicates a reduction in the average high-temperature, down to a still hot 86.4°F (30.2°C) from August's tropical 92.8°F (33.8°C). During September, Antlers witnesses a consistent average low-temperature of 65.5°F (18.6°C).

Heat index

In September, the heat index is estimated at a fiery hot 95°F (35°C). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.

Humidity

In September, the average relative humidity in Antlers, Oklahoma, is 69%.

Rainfall

In Antlers, in September, it is raining for 12.8 days, with typically 2.91" (74mm) of accumulated precipitation. In Antlers, during the entire year, the rain falls for 149.7 days and collects up to 37.6" (955mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 6:56 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 7:07 pm CDT.

Sunshine

In September, the average sunshine is 8.9h.

UV index

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, a daily UV index of 6 turns into the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

How hot is September?

The average high-temperature, in September, in Antlers, is 86.4°F (30.2°C), while the average low-temperature is 65.5°F (18.6°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is estimated at 95°F (35°C).

What is the average humidity in September?

The average relative humidity in September is 69%.

How many days does it rain in September?

In Antlers, during September, the rain falls for 12.8 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When it does not snow?

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

What is the average length of the day in September?

The average day length in September is 12h and 22min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:56 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 7:07 pm CDT.

How many hours of sunshine does Antlers have in September?

The average sunshine duration in September is 8.9h.

How high is the UV index in September?

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from 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
Antlers, OK

Average temperature in September - Antlers, OK
  • Average high temperature in September: 86.4°F

The warmest month (with the highest average high temperature) is August (92.8°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in September: 65.5°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 (34.7°F).

Average pressure in September
Antlers, OK

Average pressure in September - Antlers, 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 (29.91"Hg).

Average wind speed in September
Antlers, OK

Average wind speed in September - Antlers, OK
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in September
Antlers, OK

Average humidity in September - Antlers, OK
  • Average humidity in September: 69%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (66%).

Average rainfall in September
Antlers, OK

Average rainfall in September - Antlers, OK
  • Average rainfall in September: 2.91"

The wettest month (with the highest rainfall) is May (5.12").
The driest month (with the least rainfall) is January (1.97").

Average rainfall days in September
Antlers, OK

Average rainfall days in September - Antlers, OK
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in September
Antlers, OK

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

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Antlers, OK

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

The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • 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 24min).

Average sunshine days in September
Antlers, OK

Average sunshine days in September - Antlers, OK
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is May (12.9 days).

Average UV index in September
Antlers, OK

Average UV index in September - Antlers, 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).

Average cloud cover in September
Antlers, OK

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

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in September
Antlers, OK

Average visibility in September - Antlers, 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).

Antlers, Oklahoma, USA

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