May weather forecast
Winnsboro Mills, SC

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Weather in May

The last month of the spring, May, is a moderately hot month in Winnsboro Mills, South Carolina, with an average temperature fluctuating between 61.9°F (16.6°C) and 80.2°F (26.8°C).

Temperature

Winnsboro Mills observes a slight ascent in average high-temperatures during May, adjusting from an agreeable 73°F (22.8°C) in April to a warm 80.2°F (26.8°C). Winnsboro Mills records an average low-temperature of 61.9°F (16.6°C) throughout the month of May.

Humidity

The months with the highest humidity in Winnsboro Mills are May and December, with an average relative humidity of 75%.

Rainfall

In Winnsboro Mills, in May, it is raining for 15.8 days, with typically 2.95" (75mm) of accumulated precipitation. In Winnsboro Mills, South Carolina, during the entire year, the rain falls for 160.7 days and collects up to 32.13" (816mm) of precipitation.

Snowfall

In Winnsboro Mills, snow does not fall in April through October.

Daylight

In Winnsboro Mills, the average length of the day in May is 13h and 58min.
On the first day of May, sunrise is at 6:33 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:31 pm EDT.

Sunshine

In Winnsboro Mills, the average sunshine in May is 9.8h.

UV index

In May, the average daily maximum UV index in Winnsboro Mills is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 6 in May transforms into the following instructions:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Winnsboro Mills?

In May, in Winnsboro Mills, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 61.9°F (16.6°C).

What is the most humid month in Winnsboro Mills?

The months with the highest humidity in Winnsboro Mills are May and December, with an average relative humidity of 75%.

What is the average humidity in May in Winnsboro Mills?

The average relative humidity in May in Winnsboro Mills is 75%.

How many days does it rain in May in Winnsboro Mills?

In Winnsboro Mills, in May, it is raining for 15.8 days, with typically 2.95" (75mm) of accumulated precipitation.

When it does not snow in Winnsboro Mills?

April through October are months without snowfall in Winnsboro Mills.

How many hours of daylight does Winnsboro Mills have in May?

In Winnsboro Mills, South Carolina, the average day length in May is 13h and 58min.

What time are sunrise and sunset in May in Winnsboro Mills?

In May, on the first day of the month, sunrise is at 6:33 am and sunset at 8:09 pm. On the last day of the month, in Winnsboro Mills, South Carolina, sunrise is at 6:13 am and sunset at 8:31 pm EDT.

How long on average sun shines in May in Winnsboro Mills?

The average sunshine duration in May in Winnsboro Mills is 9.8h.

How high is the UV index in May in Winnsboro Mills?

In Winnsboro Mills, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes 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
Winnsboro Mills, SC

Average temperature in May - Winnsboro Mills, SC
  • Average high temperature in May: 80.2°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in May: 61.9°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

Average pressure in May
Winnsboro Mills, SC

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

The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in May
Winnsboro Mills, SC

Average wind speed in May - Winnsboro Mills, SC
  • Average wind speed in May: 6.5mph

The windiest months (with the highest average wind speed) are February and April (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in May
Winnsboro Mills, SC

Average humidity in May - Winnsboro Mills, SC
  • Average humidity in May: 75%

The months with the highest relative humidity are May and December (75%).
The months with the lowest relative humidity are June, July and November (71%).

Average rainfall in May
Winnsboro Mills, SC

Average rainfall in May - Winnsboro Mills, SC
  • Average rainfall in May: 2.95"

The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in May
Winnsboro Mills, SC

Average rainfall days in May - Winnsboro Mills, SC
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is July (18 days).
The months with the least rainy days are October and November (9 days).

Average snowfall in May
Winnsboro Mills, SC

Average snowfall in May - Winnsboro Mills, SC
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Winnsboro Mills, SC

Average snowfall days in May - Winnsboro Mills, SC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.2 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
Winnsboro Mills, SC

Average daylight in May / Average sunshine in May - Winnsboro Mills, SC
  • Average daylight in May: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
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: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in May
Winnsboro Mills, SC

Average sunshine days in May - Winnsboro Mills, SC
  • Average sunshine days in May: 13.6 days

The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (10.5 days).

Average UV index in May
Winnsboro Mills, SC

Average UV index in May - Winnsboro Mills, SC
  • Average UV index in May: 6

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in May
Winnsboro Mills, SC

Average cloud cover in May - Winnsboro Mills, SC
  • Average cloud cover in May: 35

The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in May
Winnsboro Mills, SC

Average visibility in May - Winnsboro Mills, 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).

Winnsboro Mills, South Carolina, USA

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