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
A mild shift in the average high-temperature occurs in September, reducing from a hot 87.8°F (31°C) in August to a moderately hot 81.7°F (27.6°C). In Slayden, an average nighttime temperature of 61.7°F (16.5°C) is expected during September.Heat index
Throughout September, the heat index is computed to be a hot 86°F (30°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.Heat index determinations are made taking into account the shade and light air movements. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
In September, the average relative humidity in Slayden, Tennessee, is 75%.Rainfall
The month with the least rainfall in Slayden, Tennessee, is September, when the rain falls for 13.4 days and typically collects 1.85" (47mm) of precipitation.Snowfall
May through September are months without snowfall in Slayden, Tennessee.Daylight
The average length of the day in September in Slayden is 12h and 24min.On the first day of September, sunrise is at 6:21 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:34 pm CDT.
Sunshine
In Slayden, Tennessee, the average sunshine in September is 8.9h.UV index
In Slayden, Tennessee, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 5 during September morphs into the following directions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What is the usual temperature for Slayden in September?
What is the average humidity in September in Slayden?
What is the driest month in Slayden?
How many days does it rain in September in Slayden?
When it does not snow in Slayden?
Does it snow in Slayden in September?
How many hours of daylight does Slayden have in September?
When is the sunrise / sunset in September in Slayden?
How long on average sun shines in September in Slayden?
What is the UV index reading in September in Slayden?
Average temperature in September
Slayden, TN
- Average high temperature in September: 81.7°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 (43.7°F).
- Average low temperature in September: 61.7°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in September
Slayden, TN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Slayden, TN
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in September
Slayden, TN
- Average humidity in September: 75%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Slayden, TN
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is February (3.98").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in September
Slayden, TN
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.8 days).
Average snowfall in September
Slayden, TN
- Average snowfall in September: 0"
The month with the highest snowfall is March (0.91").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Slayden, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Slayden, TN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).
Average sunshine days in September
Slayden, TN
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is July (9.6 days).
Average UV index in September
Slayden, TN
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Slayden, TN
- Average cloud cover in September: 30
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in September
Slayden, TN
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).
Slayden, Tennessee, USA
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