September weather forecast
Moscow, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Moscow, Tennessee, with an average temperature ranging between max 83.5°F (28.6°C) and min 64.4°F (18°C).

Temperature

The average high-temperature in September, at a warm 83.5°F (28.6°C), reveals a modest deviation from August's 88.3°F (31.3°C). Moscow experiences an average low-temperature of 64.4°F (18°C) in month of September.

Heat index

The heat index value during September is estimated at a tropical 89.6°F (32°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Records show heat index calculations are tailored for shaded regions and mild winds. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

The average relative humidity in September is 73%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 2.2" (56mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Moscow, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:30 am and sunset at 7:23 pm. On the last day of September, in Moscow, sunrise is at 6:52 am and sunset at 6:42 pm CDT.

Sunshine

The average sunshine in September is 9.4h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 5 during September leads to these instructions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

In Moscow, 83.5°F (28.6°C) is the average high-temperature and 64.4°F (18°C) is the average low-temperature during September. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in September is estimated at 89.6°F (32°C).

What is the average humidity in September?

In Moscow, the average relative humidity in September is 73%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 13.4 days and typically collects 2.2" (56mm) of precipitation.

How much does it rain in September?

In Moscow, in September, during 13.4 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Moscow have in September?

In September, the average day length is 12h and 23min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:30 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:42 pm CDT.

How many hours of sunshine does Moscow have in September?

The average sunshine duration in September is 9.4h.

How high is the UV index in September?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Moscow, TN

Average temperature in September - Moscow, TN
  • Average high temperature in September: 83.5°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 (46.9°F).

  • Average low temperature in September: 64.4°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in September
Moscow, TN

Average pressure in September - Moscow, TN
  • 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 (29.95"Hg).

Average wind speed in September
Moscow, TN

Average wind speed in September - Moscow, TN
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

Average humidity in September
Moscow, TN

Average humidity in September - Moscow, 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
Moscow, TN

Average rainfall in September - Moscow, TN
  • Average rainfall in September: 2.2"

The wettest month (with the highest rainfall) is February (4.61").
The driest month (with the least rainfall) is September (2.2").

Average rainfall days in September
Moscow, TN

Average rainfall days in September - Moscow, TN
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is August (17.1 days).
The month with the least rainy days is October (10 days).

Average snowfall in September
Moscow, TN

Average snowfall in September - Moscow, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Moscow, TN

Average snowfall days in September - Moscow, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.8 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
Moscow, TN

Average daylight in September / Average sunshine in September - Moscow, TN
  • 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 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Moscow, TN

Average sunshine days in September - Moscow, TN
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is October (20 days).
The month with the least sunshine days is July (11.5 days).

Average UV index in September
Moscow, TN

Average UV index in September - Moscow, TN
  • Average UV index in September: 5

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
Moscow, TN

Average cloud cover in September - Moscow, TN
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in September
Moscow, TN

Average visibility in September - Moscow, 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).

Moscow, Tennessee, USA

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