May weather forecast
Port Serena, TN

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Weather in May

May, the last month of the spring in Port Serena, is a moderately hot month, with an average temperature ranging between max 77.9°F (25.5°C) and min 56.8°F (13.8°C).

Temperature

As Port Serena transitions into May, a marginal rise in the average high-temperature is observed, moving from an agreeable 69.4°F (20.8°C) in April to a moderately hot 77.9°F (25.5°C). Port Serena experiences an average low-temperature reading of 56.8°F (13.8°C) throughout May.

Humidity

In Port Serena, the average relative humidity in May is 77%.

Rainfall

In May, in Port Serena, Tennessee, the rain falls for 9.9 days. Throughout May, 0.83" (21mm) of precipitation is accumulated. In Port Serena, during the entire year, the rain falls for 104.5 days and collects up to 10.98" (279mm) of precipitation.

Snowfall

In Port Serena, snow does not fall in April through November.

Daylight

The average length of the day in May in Port Serena is 14h and 2min.
On the first day of May, sunrise is at 6:48 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:49 pm EDT.

Sunshine

The average sunshine in May in Port Serena is 9.6h.

UV index

The months with the highest UV index in Port Serena are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: During May, 6 as the daily maximum UV index converts into the following advice:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What is the average May temperature in Port Serena?

The average high-temperature and low-temperature in Port Serena, Tennessee, during May are 77.9°F (25.5°C) and 56.8°F (13.8°C) respectively.

What is the average humidity in May in Port Serena?

In May, the average relative humidity in Port Serena, Tennessee, is 77%.

How much does it rain in Port Serena in May?

In Port Serena, Tennessee, during May, the rain falls for 9.9 days and regularly aggregates up to 0.83" (21mm) of precipitation.

When it does not snow in Port Serena?

April through November are months without snowfall.

What is the average length of the day in May in Port Serena?

In May, the average day length in Port Serena is 14h and 2min.

When are sunrise and sunset in May in Port Serena?

In May, on the first day of the month, sunrise is at 6:48 am and sunset at 8:26 pm. On the last day of the month, in Port Serena, Tennessee, sunrise is at 6:27 am and sunset at 8:49 pm EDT.

How many hours of sunshine does Port Serena have in May?

The average sunshine duration in May in Port Serena, Tennessee, is 9.6h.

What are the months with the highest UV index in Port Serena?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index reading in May in Port Serena?

The average daily maximum UV index in May in Port Serena, Tennessee, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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 May
Port Serena, TN

Average temperature in May - Port Serena, TN
  • Average high temperature in May: 77.9°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 (46°F).

  • Average low temperature in May: 56.8°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

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Average pressure in May
Port Serena, TN

Average pressure in May - Port Serena, TN
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in May
Port Serena, TN

Average wind speed in May - Port Serena, TN
  • Average wind speed in May: 5mph

The windiest month (with the highest average wind speed) is February (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average humidity in May
Port Serena, TN

Average humidity in May - Port Serena, TN
  • Average humidity in May: 77%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, October and November (75%).

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Average rainfall in May
Port Serena, TN

Average rainfall in May - Port Serena, TN
  • Average rainfall in May: 0.83"

The wettest months (with the highest rainfall) are February and December (1.18").
The driest month (with the least rainfall) is September (0.43").

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Average rainfall days in May
Port Serena, TN

Average rainfall days in May - Port Serena, TN
  • Average rainfall days in May: 9.9 days

The month with the highest number of rainy days is July (11.7 days).
The month with the least rainy days is October (6.1 days).

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Average snowfall in May
Port Serena, TN

Average snowfall in May - Port Serena, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Port Serena, TN

Average snowfall days in May - Port Serena, TN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Port Serena, TN

Average daylight in May / Average sunshine in May - Port Serena, TN
  • Average daylight in May: 14h and 0min

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 May: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in May
Port Serena, TN

Average sunshine days in May - Port Serena, TN
  • Average sunshine days in May: 18.9 days

The month with the most sunshine days is October (23.6 days).
The month with the least sunshine days is July (16.8 days).

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Average UV index in May
Port Serena, TN

Average UV index in May - Port Serena, TN
  • Average UV index in May: 6

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 May
Port Serena, TN

Average cloud cover in May - Port Serena, TN
  • Average cloud cover in May: 36

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in May
Port Serena, TN

Average visibility in May - Port Serena, TN
  • Average visibility in May: 5mi

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

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Port Serena, Tennessee, USA

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