September weather forecast
Rays, TN

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Weather in September

September, the first month of the autumn in Rays, is also a moderately hot month, with an average temperature fluctuating between 59.4°F (15.2°C) and 79.3°F (26.3°C).

Temperature

As September arrives, Rays's weather displays a minor decrease in high-temperatures, transitioning from August's 84.7°F (29.3°C) to a still warm 79.3°F (26.3°C). In September, the average low-temperature is a moderate 59.4°F (15.2°C).

Humidity

In September, the average relative humidity is 78%.

Rainfall

In Rays, during September, the rain falls for 12.1 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, in Rays, there are 165.7 rainfall days, and 36.93" (938mm) of precipitation is accumulated.

Snowfall

In Rays, Tennessee, snow does not fall in May through September.

Daylight

In Rays, the average length of the day in September is 12h and 24min.
On the first day of the month, sunrise is at 6:13 am and sunset at 7:08 pm. On the last day of September, sunrise is at 6:36 am and sunset at 6:25 pm CDT.

Sunshine

In September, the average sunshine in Rays is 8.2h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What are the temperatures in Rays in September?

The average high-temperature and low-temperature during September are 79.3°F (26.3°C) and 59.4°F (15.2°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is calculated to be 95°F (35°C).

What is the average humidity in September in Rays?

In Rays, Tennessee, the average relative humidity in September is 78%.

How much does it rain in Rays in September?

In September, in Rays, the rain falls for 12.1 days. Throughout September, 2.24" (57mm) of precipitation is accumulated.

When it does not snow in Rays?

In Rays, Tennessee, snow does not fall in May through September.

Does it snow in Rays in September?

In Rays, Tennessee, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Rays have in September?

In September, the average day length in Rays, Tennessee, is 12h and 24min.

When is the sunrise / sunset in September in Rays?

In September, on the first day of the month, sunrise is at 6:13 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:25 pm CDT.

How many hours of sunshine does Rays have in September?

In Rays, the average sunshine duration in September is 8.2h.

How high is the UV index in September in Rays?

In Rays, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe 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
Rays, TN

Average temperature in September - Rays, TN
  • Average high temperature in September: 79.3°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (43°F).

  • Average low temperature in September: 59.4°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

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Average pressure in September
Rays, TN

Average pressure in September - Rays, TN
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in September
Rays, TN

Average wind speed in September - Rays, TN
  • Average wind speed in September: 4.4mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in September
Rays, TN

Average humidity in September - Rays, TN
  • Average humidity in September: 78%

The months with the highest relative humidity are March and December (80%).
The months with the lowest relative humidity are October and November (76%).

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Average rainfall in September
Rays, TN

Average rainfall in September - Rays, TN
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is November (2.09").

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Average rainfall days in September
Rays, TN

Average rainfall days in September - Rays, TN
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (8.9 days).

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Average snowfall in September
Rays, TN

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

The month with the highest snowfall is February (3.07").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Rays, TN

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

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Rays, TN

Average daylight in September / Average sunshine in September - Rays, 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 1min

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

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Average sunshine days in September
Rays, TN

Average sunshine days in September - Rays, TN
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (9.9 days).

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Average UV index in September
Rays, TN

Average UV index in September - Rays, 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).

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Average cloud cover in September
Rays, TN

Average cloud cover in September - Rays, TN
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in September
Rays, TN

Average visibility in September - Rays, TN
  • Average visibility in September: 5mi

The months with the highest visibility are February, April, June, November and December (6mi).
The months with the lowest visibility are January, March, May, July, August, September and October (5mi).

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Rays, Tennessee, USA

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