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's arrival signals a moderate reduction in the average high-temperature, easing from a hot 93.4°F (34.1°C) in August to a warm 85.8°F (29.9°C). During the month of September, the temperature falls to an average of 65.7°F (18.7°C).Heat index
During September, the heat index is computed to be a tropical 93.2°F (34°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.In the scope of the heat index, its values resonate with shade and light wind conditions. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is achieved by amalgamating air temperature with the relative humidity readings. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
The average relative humidity in September is 68%.Rainfall
In Negro Bend, in September, it is raining for 12 days, with typically 1.69" (43mm) of accumulated precipitation. Throughout the year, there are 125.9 rainfall days, and 19.49" (495mm) of precipitation is accumulated.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 the month, sunrise is at 6:57 am and sunset at 7:49 pm. On the last day of September, in Negro Bend, Oklahoma, sunrise is at 7:18 am and sunset at 7:08 pm CDT.
Sunshine
In September, the average sunshine in Negro Bend is 8.9h.UV index
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 6 translates into these guidelines:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Negro Bend have in September?
When is the sunrise / sunset in September in Negro Bend?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Negro Bend, OK
- Average high temperature in September: 85.8°F
The warmest month (with the highest average high temperature) is August (93.4°F).
The month with the lowest average high temperature is January (50.5°F).
- Average low temperature in September: 65.7°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (34.5°F).
Average pressure in September
Negro Bend, 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
Negro Bend, OK
- Average wind speed in September: 6.5mph
The windiest months (with the highest average wind speed) are March and April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in September
Negro Bend, OK
- Average humidity in September: 68%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Negro Bend, OK
- Average rainfall in September: 1.69"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in September
Negro Bend, OK
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is May (13.3 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in September
Negro Bend, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Negro Bend, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.7 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
Negro Bend, 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 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
Negro Bend, OK
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is May (14.2 days).
Average UV index in September
Negro Bend, 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
Negro Bend, OK
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in September
Negro Bend, 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).
Negro Bend, Oklahoma, USA
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