September weather forecastPoole, OK
September
Weather in September
The first month of the autumn, September, is still a warm month in Poole, Oklahoma, with an average temperature varying between 84.4°F (29.1°C) and 64.9°F (18.3°C).Temperature
A moderate decline in average high-temperatures is noted in September, moving from a hot 92.1°F (33.4°C) in August to a warm 84.4°F (29.1°C). Throughout September, Poole's nights cool down to an average of 64.9°F (18.3°C).Heat index
The average heat index in September is estimated at a tropical 89.6°F (32°C). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Humidity
The average relative humidity in September in Poole is 67%.Rainfall
In September, the rain falls for 12.3 days. Throughout September, 2.72" (69mm) of precipitation is accumulated. In Poole, during the entire year, the rain falls for 121.6 days and collects up to 25.47" (647mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Poole, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 7:01 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:13 pm CDT.
Sunshine
In September, the average sunshine is 8.6h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Poole, OK
- Average high temperature in September: 84.4°F
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (48.4°F).
- Average low temperature in September: 64.9°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in September
Poole, 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 (29.88"Hg).
Average wind speed in September
Poole, OK
- Average wind speed in September: 8.5mph
The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in September
Poole, OK
- Average humidity in September: 67%
The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (62%).
Average rainfall in September
Poole, OK
- Average rainfall in September: 2.72"
The wettest month (with the highest rainfall) is May (4.17").
The driest months (with the least rainfall) are January, February and December (1.06").
Average rainfall days in September
Poole, OK
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (5 days).
Average snowfall in September
Poole, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Poole, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Poole, OK
- Average daylight in September: 12h and 24min
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 36min
The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in September
Poole, OK
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is May (13.9 days).
Average UV index in September
Poole, OK
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in September
Poole, OK
- Average cloud cover in September: 27
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Poole, 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).





