May weather forecast
Johnsons Mill, TN

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Weather in May

The last month of the spring, May, is a warm month in Johnsons Mill, Tennessee, with an average temperature varying between 77.7°F (25.4°C) and 58.5°F (14.7°C).

Temperature

Johnsons Mill's weather in May shows a rise in the average high-temperature, moving up from April's agreeable 68.7°F (20.4°C) to a moderately hot 77.7°F (25.4°C). Johnsons Mill's May nights cool down to an average low-temperature of 58.5°F (14.7°C).

Humidity

The average relative humidity in May is 78%.

Rainfall

In May, the rain falls for 17.3 days. Throughout May, 3.19" (81mm) of precipitation is accumulated. Throughout the year, there are 178.7 rainfall days, and 39.21" (996mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In May, the average length of the day in Johnsons Mill is 14h and 4min.
On the first day of the month, sunrise is at 5:55 am and sunset at 7:36 pm. On the last day of May, sunrise is at 5:34 am and sunset at 7:59 pm CDT.

Sunshine

In May, the average sunshine is 9.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 6 in May translates into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. 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. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

The high-temperature during May is 77.7°F (25.4°C) and the low-temperature is 58.5°F (14.7°C).

What is the average humidity in May?

In Johnsons Mill, the average relative humidity in May is 78%.

How much does it rain in May?

In Johnsons Mill, during May, the rain falls for 17.3 days and regularly aggregates up to 3.19" (81mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

Does it snow in May?

In May, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Johnsons Mill have in May?

In May, the average day length is 14h and 4min.

When are sunrise and sunset in May in Johnsons Mill?

On the first day of May, sunrise is at 5:55 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 7:59 pm CDT.

How long on average sun shines in May?

In Johnsons Mill, the average sunshine duration in May is 9.3h.

What are the months with the highest UV index?

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

What is the UV index intensity in May?

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
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
Johnsons Mill, TN

Average temperature in May - Johnsons Mill, TN
  • Average high temperature in May: 77.7°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 (45°F).

  • Average low temperature in May: 58.5°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in May
Johnsons Mill, TN

Average pressure in May - Johnsons Mill, TN
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in May
Johnsons Mill, TN

Average wind speed in May - Johnsons Mill, TN
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in May
Johnsons Mill, TN

Average humidity in May - Johnsons Mill, TN
  • Average humidity in May: 78%

The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (74%).

Average rainfall in May
Johnsons Mill, TN

Average rainfall in May - Johnsons Mill, TN
  • Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is July (4.21").
The driest month (with the least rainfall) is September (2.44").

Average rainfall days in May
Johnsons Mill, TN

Average rainfall days in May - Johnsons Mill, TN
  • Average rainfall days in May: 17.3 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in May
Johnsons Mill, TN

Average snowfall in May - Johnsons Mill, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Johnsons Mill, TN

Average snowfall days in May - Johnsons Mill, TN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Johnsons Mill, TN

Average daylight in May / Average sunshine in May - Johnsons Mill, TN
  • Average daylight in May: 14h and 1min

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 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in May
Johnsons Mill, TN

Average sunshine days in May - Johnsons Mill, TN
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in May
Johnsons Mill, TN

Average UV index in May - Johnsons Mill, 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 and December (UV index 2).

Average cloud cover in May
Johnsons Mill, TN

Average cloud cover in May - Johnsons Mill, TN
  • Average cloud cover in May: 38

The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in May
Johnsons Mill, TN

Average visibility in May - Johnsons Mill, TN
  • Average visibility in May: 5mi

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

Johnsons Mill, Tennessee, USA

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