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 ushers in a minute temperature change, with average high-temperatures reducing from August's tropical 91.8°F (33.2°C) to a moderately hot 84.7°F (29.3°C). September brings with it a nighttime average temperature of 64.4°F (18°C).Heat index
September's average heat index is appraised at a hot 91.4°F (33°C). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.Keep in mind the heat index values are meant for areas in shade and with light wind. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Humidity
In Duchess Landing, Oklahoma, the average relative humidity in September is 70%.Rainfall
In Duchess Landing, Oklahoma, in September, during 10.2 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Duchess Landing, during the entire year, the rain falls for 130.7 days and collects up to 32.44" (824mm) of precipitation.Snowfall
In Duchess Landing, snow does not fall in April through October.Daylight
In September, the average length of the day in Duchess Landing is 12h and 23min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:16 am and sunset at 7:06 pm CDT.
Sunshine
In Duchess Landing, Oklahoma, the average sunshine in September is 8.9h.UV index
In Duchess Landing, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: In September, a daily UV index of 5 turns into the following recommendations:
Take precautions - Protection against sunburn is recommended. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
How hot does it get in Duchess Landing in September?
What is the average humidity in September in Duchess Landing?
How many days does it rain in September in Duchess Landing?
When it does not snow in Duchess Landing?
How many hours of daylight does Duchess Landing have in September?
When is the sunrise / sunset in September in Duchess Landing?
How long on average sun shines in September in Duchess Landing?
What is the UV index intensity in September in Duchess Landing?
Average temperature in September
Duchess Landing, OK
- Average high temperature in September: 84.7°F
The warmest months (with the highest average high temperature) are July and August (91.8°F).
The month with the lowest average high temperature is January (47.8°F).
- Average low temperature in September: 64.4°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 (32.4°F).
Average pressure in September
Duchess Landing, OK
- Average pressure in September: 29.99"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
Duchess Landing, OK
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in September
Duchess Landing, OK
- Average humidity in September: 70%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Duchess Landing, OK
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is May (5.12").
The driest month (with the least rainfall) is February (1.69").
Average rainfall days in September
Duchess Landing, OK
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (7 days).
Average snowfall in September
Duchess Landing, 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
Duchess Landing, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.4 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
Duchess Landing, 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: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Duchess Landing, OK
- Average sunshine days in September: 18.5 days
The month with the most sunshine days is January (21.7 days).
The month with the least sunshine days is April (13 days).
Average UV index in September
Duchess Landing, OK
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Duchess Landing, OK
- Average cloud cover in September: 28
The months with the most cloud cover are February and March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in September
Duchess Landing, 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).
Duchess Landing, Oklahoma, USA
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