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 shift to September signals an average high-temperature of a warm 82.8°F (28.2°C), subtly varied from August's 87.3°F (30.7°C). September in Sitka sees the temperature falling to a mean low of 63°F (17.2°C).Heat index
During September, the heat index is appraised at a hot 87.8°F (31°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.Heat index's context suggests values are appropriate for shady areas and slight breezes. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. 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 essentially critical for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Humidity
In September, the average relative humidity in Sitka is 73%.Rainfall
The month with the least rainfall in Sitka, Tennessee, is September, when the rain falls for 13.3 days and typically collects 1.77" (45mm) of precipitation.Snowfall
April through October are months without snowfall in Sitka.Daylight
In September, the average length of the day is 12h and 23min.On the first day of September in Sitka, sunrise is at 6:27 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:39 pm CDT.
Sunshine
The average sunshine in September is 9.3h.UV index
The average daily maximum UV index in September in Sitka is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 5 suggests these recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
How hot is it in Sitka in September?
What is the average humidity in September in Sitka?
What is the driest month in Sitka?
How much does it rain in Sitka in September?
When it does not snow in Sitka?
What is the average length of the day in September in Sitka?
When are sunrise and sunset in September in Sitka?
How many hours of sunshine does Sitka have in September?
How high is the UV index in September in Sitka?
Average temperature in September
Sitka, TN
- Average high temperature in September: 82.8°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in September: 63°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 (31.1°F).
Average pressure in September
Sitka, TN
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Sitka, TN
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is February (9mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).
Average humidity in September
Sitka, TN
- Average humidity in September: 73%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Sitka, TN
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in September
Sitka, TN
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is November (10 days).
Average snowfall in September
Sitka, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Sitka, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.8 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
Sitka, 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 48min).
- Average sunshine in September: 9h and 2min
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 42min).
Average sunshine days in September
Sitka, TN
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (12.6 days).
Average UV index in September
Sitka, TN
- 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
Sitka, TN
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in September
Sitka, TN
- 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).
Sitka, Tennessee, USA
Weather forecast for your location
2. Allow the app to use your location
