Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September witnesses a gentle descent in average high-temperature, descending from August's tropical 89.2°F (31.8°C) to a warm 82°F (27.8°C). During September, the nighttime temperature in Afton averages to an enjoyable 62.4°F (16.9°C).Heat index
September's heat index is estimated at a hot 87.8°F (31°C). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.Heat index readings emphasize conditions of light breezes and shaded spots. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
In September, the average relative humidity in Afton is 72%.Rainfall
In Afton, during September, the rain falls for 9.7 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 112.7 rainfall days, and 14.33" (364mm) of precipitation is accumulated.Snowfall
April, June through October are months without snowfall in Afton.Daylight
In Afton, the average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 6:51 am and sunset at 7:47 pm. On the last day of September, sunrise is at 7:14 am and sunset at 7:04 pm CDT.
Sunshine
In September, the average sunshine is 9.3h.UV index
In September, the average daily maximum UV index in Afton is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 5 in September leads to these recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Frequently asked questions
What are September temperatures in Afton?
What is the average humidity in September in Afton?
How many days does it rain in September in Afton?
When it does not snow in Afton?
How many hours of daylight does Afton have in September?
What time are sunrise and sunset in September in Afton?
How many hours of sunshine does Afton have in September?
What is the UV index reading in September in Afton?
Average temperature in September
Afton, OK
- Average high temperature in September: 82°F
The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (44.4°F).
- Average low temperature in September: 62.4°F
The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).
Average pressure in September
Afton, OK
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Afton, OK
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in September
Afton, OK
- Average humidity in September: 72%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in September
Afton, OK
- Average rainfall in September: 1.46"
The wettest month (with the highest rainfall) is May (2.32").
The driest month (with the least rainfall) is November (0.51").
Average rainfall days in September
Afton, OK
- Average rainfall days in September: 9.7 days
The months with the highest number of rainy days are May and June (12.4 days).
The month with the least rainy days is December (4.9 days).
Average snowfall in September
Afton, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.43").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in September
Afton, 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 June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Afton, 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: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in September
Afton, OK
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is December (22.8 days).
The month with the least sunshine days is April (14.8 days).
Average UV index in September
Afton, OK
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in September
Afton, OK
- Average cloud cover in September: 27
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Afton, 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).
Afton, Oklahoma, USA
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