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
As Marvell, Arkansas, welcomes September, the average high-temperature is noted at a moderately hot 83.8°F (28.8°C), closely aligning with the preceding month. An average low-temperature of 65.8°F (18.8°C) is noted during the month of September.Heat index
The heat index value for September is computed to be a tropical 91.4°F (33°C). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.It is essential to grasp that the heat index's numbers are for shade and light wind settings. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
The average relative humidity in September is 73%.Rainfall
In Marvell, in September, it is raining for 10.8 days, with typically 1.42" (36mm) of accumulated precipitation. Throughout the year, there are 132.5 rainfall days, and 22.8" (579mm) of precipitation is accumulated.Snowfall
In Marvell, snow does not fall in April through October.Daylight
In Marvell, Arkansas, the average length of the day in September is 12h and 23min.On the first day of September in Marvell, sunrise is at 6:37 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:48 pm CDT.
Sunshine
In September, the average sunshine is 9.6h.UV index
In Marvell, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
How hot does it get in Marvell in September?
What is the average humidity in September in Marvell?
How many days does it rain in September in Marvell?
When it does not snow in Marvell?
What is the average length of the day in September in Marvell?
When are sunrise and sunset in September in Marvell?
How long on average sun shines in September in Marvell?
What is the UV index intensity in September in Marvell?
Average temperature in September
Marvell, AR
- Average high temperature in September: 83.8°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (48.2°F).
- Average low temperature in September: 65.8°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in September
Marvell, AR
- 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 (29.94"Hg).
Average wind speed in September
Marvell, AR
- Average wind speed in September: 5.9mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Marvell, AR
- Average humidity in September: 73%
The months with the highest relative humidity are March and December (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in September
Marvell, AR
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is April (2.72").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in September
Marvell, AR
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in September
Marvell, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Marvell, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Marvell, AR
- 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: 9h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Marvell, AR
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is October (21.8 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in September
Marvell, AR
- Average UV index in September: 6
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Marvell, AR
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in September
Marvell, 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).
Marvell, Arkansas, USA
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