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
The advent of September sees the average high-temperature at a moderately hot 82.8°F (28.2°C), subtly shifted from August's 87.1°F (30.6°C). During the month of September, an average low-temperature of 64°F (17.8°C) is recorded.Heat index
September's mean heat index is estimated at a tropical 87.8°F (31°C). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.The metrics for the heat index are tailored for both shady environments and light winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
In Trumann, Arkansas, the average relative humidity in September is 73%.Rainfall
The month with the least rainfall in Trumann is September, when the rain falls for 12.9 days and typically collects 2.17" (55mm) of precipitation.Snowfall
In Trumann, snow does not fall in April through October.Daylight
In Trumann, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:28 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:46 pm CDT.
Sunshine
The average sunshine in September in Trumann is 9.8h.UV index
In September, the average daily maximum UV index in Trumann is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September in Trumann?
What is the average humidity in September in Trumann?
What is the driest month in Trumann?
How many days does it rain in September in Trumann?
When it does not snow in Trumann?
What is the average length of the day in September in Trumann?
When is the sunrise / sunset in September in Trumann?
How long on average sun shines in September in Trumann?
What is the UV index intensity in September in Trumann?
Average temperature in September
Trumann, AR
- Average high temperature in September: 82.8°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in September: 64°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 (32.7°F).
Average pressure in September
Trumann, AR
- 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 (29.93"Hg).
Average wind speed in September
Trumann, AR
- Average wind speed in September: 6.1mph
The windiest month (with the highest average wind speed) is February (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Trumann, AR
- Average humidity in September: 73%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).
Average rainfall in September
Trumann, AR
- Average rainfall in September: 2.17"
The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in September
Trumann, AR
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in September
Trumann, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.61").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Trumann, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.3 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
Trumann, AR
- 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Trumann, AR
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Trumann, AR
- 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
Trumann, AR
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in September
Trumann, AR
- 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).
Trumann, Arkansas, USA
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