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 is marked by a subtle drop in average high-temperatures, transitioning from a tropical 92.1°F (33.4°C) in August to a warm 84.7°F (29.3°C). During September, the nighttime temperature averages of 64°F (17.8°C).Heat index
The heat index value during September is calculated to be a hot 91.4°F (33°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
The average relative humidity in September is 70%.Rainfall
In McCurtain, Oklahoma, in September, it is raining for 9.4 days, with typically 0.83" (21mm) of accumulated precipitation. In McCurtain, Oklahoma, during the entire year, the rain falls for 102.8 days and collects up to 11.3" (287mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September in McCurtain is 12h and 23min.On the first day of September in McCurtain, sunrise is at 6:53 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:04 pm CDT.
Sunshine
In September, the average sunshine in McCurtain is 9.3h.UV index
In McCurtain, Oklahoma, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily maximum UV index of 5 in September translates into the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
How hot is September in McCurtain?
What is the average humidity in September in McCurtain?
How many days does it rain in September in McCurtain?
When it does not snow in McCurtain?
What is the average length of the day in September in McCurtain?
When are sunrise and sunset in September in McCurtain?
How long on average sun shines in September in McCurtain?
What is the UV index intensity in September in McCurtain?
Average temperature in September
McCurtain, OK
- Average high temperature in September: 84.7°F
The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is January (48.2°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).
Average pressure in September
McCurtain, OK
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
McCurtain, OK
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is April (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in September
McCurtain, OK
- Average humidity in September: 70%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
McCurtain, OK
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is May (1.46").
The driest months (with the least rainfall) are January, February and November (0.67").
Average rainfall days in September
McCurtain, OK
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is July (11.6 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in September
McCurtain, OK
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
McCurtain, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2 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
McCurtain, 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: 9h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
McCurtain, OK
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is January (22.9 days).
The month with the least sunshine days is July (16.6 days).
Average UV index in September
McCurtain, 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
McCurtain, OK
- Average cloud cover in September: 26
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
McCurtain, 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).
McCurtain, Oklahoma, USA
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