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 start of September involves a subtle temperature drop, shifting from a tropical 89.6°F (32°C) in August to a warm 82.6°F (28.1°C). In September, the average low-temperature is an enjoyable 62.6°F (17°C).Heat index
In September, the heat index is appraised at a tropical 87.8°F (31°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.Realize that the values for the heat index are set for shaded places and light winds. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. 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
The average relative humidity in September is 72%.Rainfall
In September, the rain falls for 12.6 days. Throughout September, 2.76" (70mm) of precipitation is accumulated. In Tolu, Arkansas, during the entire year, the rain falls for 151.2 days and collects up to 34.76" (883mm) of precipitation.Snowfall
In Tolu, snow does not fall in June through October.Daylight
The average length of the day in September in Tolu is 12h and 23min.On the first day of the month, sunrise is at 6:50 am and sunset at 7:44 pm. On the last day of September, in Tolu, sunrise is at 7:12 am and sunset at 7:02 pm CDT.
Sunshine
In September, the average sunshine is 9.5h.UV index
In Tolu, Arkansas, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Make use of precautions - It is urged to ward off sun damage. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September in Tolu?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Tolu, AR
- Average high temperature in September: 82.6°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (45.9°F).
- Average low temperature in September: 62.6°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in September
Tolu, 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 (29.92"Hg).
Average wind speed in September
Tolu, AR
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in September
Tolu, AR
- Average humidity in September: 72%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Tolu, AR
- Average rainfall in September: 2.76"
The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is February (1.97").
Average rainfall days in September
Tolu, AR
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in September
Tolu, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Tolu, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Tolu, 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 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in September
Tolu, AR
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in September
Tolu, 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 February and December (UV index 2).
Average cloud cover in September
Tolu, AR
- Average cloud cover in September: 27
The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Tolu, 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).
Tolu, Arkansas, USA
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