May weather forecast
Rockdale, TN

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Weather in May

The last month of the spring, May, is a moderately hot month in Rockdale, Tennessee, with temperature in the range of an average low of 58.5°F (14.7°C) and an average high of 77.5°F (25.3°C).

Temperature

The coming of May brings a minor shift in Rockdale's weather, with average high-temperatures adjusting from April's agreeable 68.9°F (20.5°C) to a moderately hot 77.5°F (25.3°C). Throughout May in Rockdale, a steady low-temperature average of 58.5°F (14.7°C) is noted.

Humidity

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

Rainfall

In Rockdale, during May, the rain falls for 16.3 days and regularly aggregates up to 2.99" (76mm) of precipitation. Throughout the year, there are 172.4 rainfall days, and 38.43" (976mm) of precipitation is accumulated.

Snowfall

In Rockdale, snow does not fall in May through October.

Daylight

The average length of the day in May is 14h and 3min.
On the first day of the month, sunrise is at 5:56 am and sunset at 7:35 pm. On the last day of May, sunrise is at 5:35 am and sunset at 7:58 pm CDT.

Sunshine

In Rockdale, the average sunshine in May 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 threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, an average UV index of 6 transforms into the following instructions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

May temperatures vary between a high-temperature of 77.5°F (25.3°C) and a low-temperature of 58.5°F (14.7°C).

What is the average humidity in May?

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

How much does it rain in May?

In May, the rain falls for 16.3 days. Throughout May, 2.99" (76mm) of precipitation is accumulated.

When it does not snow?

In Rockdale, snow does not fall in May through October.

Does it snow in May?

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

What is the average length of the day in May?

In May, the average day length in Rockdale is 14h and 3min.

What time are sunrise and sunset in May in Rockdale?

In May, on the first day of the month, sunrise is at 5:56 am and sunset at 7:35 pm. On the last day of the month, in Rockdale, sunrise is at 5:35 am and sunset at 7:58 pm CDT.

How long on average sun shines in May?

In Rockdale, 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.

How high is the UV index in May?

In Rockdale, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health threat 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 May
Rockdale, TN

Average temperature in May - Rockdale, TN
  • Average high temperature in May: 77.5°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.3°F).

  • Average low temperature in May: 58.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in May
Rockdale, TN

Average pressure in May - Rockdale, 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
Rockdale, TN

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

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in May
Rockdale, TN

Average humidity in May - Rockdale, 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
Rockdale, TN

Average rainfall in May - Rockdale, TN
  • Average rainfall in May: 2.99"

The wettest months (with the highest rainfall) are February and July (4.06").
The driest month (with the least rainfall) is September (2.36").

Average rainfall days in May
Rockdale, TN

Average rainfall days in May - Rockdale, TN
  • Average rainfall days in May: 16.3 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.9 days).

Average snowfall in May
Rockdale, TN

Average snowfall in May - Rockdale, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Rockdale, TN

Average snowfall days in May - Rockdale, TN
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and February (2.8 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
Rockdale, TN

Average daylight in May / Average sunshine in May - Rockdale, 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 2min

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

Average sunshine days in May
Rockdale, TN

Average sunshine days in May - Rockdale, TN
  • Average sunshine days in May: 13.1 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in May
Rockdale, TN

Average UV index in May - Rockdale, TN
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in May
Rockdale, TN

Average cloud cover in May - Rockdale, TN
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in May
Rockdale, TN

Average visibility in May - Rockdale, TN
  • Average visibility in May: 6mi

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

Rockdale, Tennessee, USA

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