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 begins with an average high-temperature of a warm 82°F (27.8°C), reflecting close similarity to the preceding month. September brings with it a nighttime average temperature of 64°F (17.8°C).Heat index
The heat index value for September is calculated to be a hot 87.8°F (31°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', combines both the air temperature and the humidity level to give a perceived human temperature. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
The average relative humidity in September is 74%.Rainfall
In Lake City, in September, during 13.1 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. In Lake City, during the entire year, the rain falls for 163.8 days and collects up to 40.59" (1031mm) of precipitation.Snowfall
In Lake City, snow does not fall in April through October.Daylight
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
In September, the average sunshine is 9.5h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 5 suggests this advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September in Lake City?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Lake City have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Lake City, AR
- Average high temperature in September: 82°F
The warmest month (with the highest average high temperature) is July (88.5°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 (32.5°F).
Average pressure in September
Lake City, 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
Lake City, AR
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Lake City, AR
- Average humidity in September: 74%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).
Average rainfall in September
Lake City, AR
- Average rainfall in September: 2.56"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (2.48").
Average rainfall days in September
Lake City, AR
- Average rainfall days in September: 13.1 days
The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is October (10 days).
Average snowfall in September
Lake City, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.57").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Lake City, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.1 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
Lake City, 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 month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Lake City, AR
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is October (19.3 days).
The months with the least sunshine days are July and August (11.2 days).
Average UV index in September
Lake City, 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
Lake City, AR
- Average cloud cover in September: 28
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
Lake City, 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).
Lake City, Arkansas, USA
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