May weather forecast
Mauldin, SC

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Weather in May

May in Mauldin, South Carolina, brings the prelude to summer with higher average temperatures. The entire landscape of weather changes with a decrease in rainfall, paving the way towards the dry season. Whereas the previous months presented a rather cold weather, May welcomes warmth. While the UV index continues to rise, the wind generally stays milder in comparison to previous months. With the shift in season, overall visibility doesn’t change much, thus preserving ideal driving conditions.

Temperature

The shift into May in Mauldin is characterized by a subtle rise in the average high-temperature, transitioning from April's pleasant 71.2°F (21.8°C) to a moderately hot 79.3°F (26.3°C). Throughout May, Mauldin's nights cool down to an average of 58.6°F (14.8°C).

Humidity

In Mauldin, the average relative humidity in May is 75%.

Rainfall

In Mauldin, in May, it is raining for 15.8 days, with typically 3.35" (85mm) of accumulated precipitation. Throughout the year, there are 163.9 rainfall days, and 35.51" (902mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in May in Mauldin is 14h and 0min.
On the first day of the month, sunrise is at 6:37 am and sunset at 8:14 pm. On the last day of May, sunrise is at 6:17 am and sunset at 8:37 pm EDT.

Sunshine

In May, the average sunshine is 9.9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 6 during May, leads to the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

The high-temperature, in May, in Mauldin, is 79.3°F (26.3°C), while the low-temperature averages to 58.6°F (14.8°C).

What is the average humidity in May?

In Mauldin, South Carolina, the average relative humidity in May is 75%.

How much does it rain in Mauldin in May?

In May, the rain falls for 15.8 days. Throughout May, 3.35" (85mm) of precipitation is accumulated.

When it does not snow?

In Mauldin, South Carolina, snow does not fall in April through October.

What is the average length of the day in May in Mauldin?

In Mauldin, South Carolina, the average day length in May is 14h and 0min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:37 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:37 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 9.9h.

What is the month 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?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's 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
Mauldin, SC

Average temperature in May - Mauldin, SC
  • Average high temperature in May: 79.3°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (49.6°F).

  • Average low temperature in May: 58.6°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

Average pressure in May
Mauldin, SC

Average pressure in May - Mauldin, SC
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in May
Mauldin, SC

Average wind speed in May - Mauldin, SC
  • Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in May
Mauldin, SC

Average humidity in May - Mauldin, SC
  • Average humidity in May: 75%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (69%).

Average rainfall in May
Mauldin, SC

Average rainfall in May - Mauldin, SC
  • Average rainfall in May: 3.35"

The wettest month (with the highest rainfall) is December (4.09").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in May
Mauldin, SC

Average rainfall days in May - Mauldin, SC
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is October (9.6 days).

Average snowfall in May
Mauldin, SC

Average snowfall in May - Mauldin, SC
  • Average snowfall in May: 0"

The month with the highest snowfall is December (1.69").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Mauldin, SC

Average snowfall days in May - Mauldin, SC
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Mauldin, SC

Average daylight in May / Average sunshine in May - Mauldin, SC
  • 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 54min).

  • Average sunshine in May: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in May
Mauldin, SC

Average sunshine days in May - Mauldin, SC
  • Average sunshine days in May: 12.9 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in May
Mauldin, SC

Average UV index in May - Mauldin, SC
  • 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 January (UV index 2).

Average cloud cover in May
Mauldin, SC

Average cloud cover in May - Mauldin, SC
  • Average cloud cover in May: 34

The months with the most cloud cover are February, March and December (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in May
Mauldin, SC

Average visibility in May - Mauldin, SC
  • Average visibility in May: 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).

Mauldin, South Carolina, USA

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