May weather forecast
East Gaffney, SC

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Weather in May

The last month of the spring, May, is a warm month in East Gaffney, South Carolina, with an average temperature fluctuating between 58.8°F (14.9°C) and 79.3°F (26.3°C).

Temperature

As May arrives, a slight rise in the average high-temperature is observed, moving from an agreeable 71.8°F (22.1°C) in April to a moderately hot 79.3°F (26.3°C). An average low-temperature of 58.8°F (14.9°C) is common during the nights of May.

Humidity

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

Rainfall

In East Gaffney, South Carolina, in May, during 7 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, there are 74.2 rainfall days, and 6.46" (164mm) of precipitation is accumulated.

Snowfall

In East Gaffney, South Carolina, snow does not fall in March through November.

Daylight

In East Gaffney, South Carolina, the average length of the day in May is 14h and 1min.
On the first day of the month, sunrise is at 6:34 am and sunset at 8:12 pm. On the last day of May, in East Gaffney, sunrise is at 6:13 am and sunset at 8:35 pm EDT.

Sunshine

In East Gaffney, the average sunshine in May is 9.8h.

UV index

The months with the highest UV index in East Gaffney, South Carolina, are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 6 in May translates into these instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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 East Gaffney?

The high-temperature, in May, in East Gaffney, records 79.3°F (26.3°C), while the low-temperature is 58.8°F (14.9°C).

What is the average humidity in May in East Gaffney?

The average relative humidity in May is 75%.

How many days does it rain in May in East Gaffney?

In East Gaffney, in May, it is raining for 7 days, with typically 0.51" (13mm) of accumulated precipitation.

When it does not snow in East Gaffney?

March through November are months without snowfall in East Gaffney.

How many hours of daylight does East Gaffney have in May?

The average day length in May in East Gaffney, South Carolina, is 14h and 1min.

What time are sunrise and sunset in May in East Gaffney?

In May, on the first day of the month, sunrise is at 6:34 am and sunset at 8:12 pm. On the last day of the month, in East Gaffney, South Carolina, sunrise is at 6:13 am and sunset at 8:35 pm EDT.

How long on average sun shines in May in East Gaffney?

In May, the average sunshine duration in East Gaffney is 9.8h.

When is the highest UV index in East Gaffney?

The months with the highest UV index in East Gaffney, South Carolina, are May through August, with an average maximum UV index of 6.

What is the UV index intensity in May in East Gaffney?

In East Gaffney, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents 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
East Gaffney, SC

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

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in May: 58.8°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).

Average pressure in May
East Gaffney, SC

Average pressure in May - East Gaffney, 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
East Gaffney, SC

Average wind speed in May - East Gaffney, SC
  • Average wind speed in May: 5.6mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in May
East Gaffney, SC

Average humidity in May - East Gaffney, SC
  • Average humidity in May: 75%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

Average rainfall in May
East Gaffney, SC

Average rainfall in May - East Gaffney, SC
  • Average rainfall in May: 0.51"

The wettest month (with the highest rainfall) is December (0.83").
The driest month (with the least rainfall) is September (0.2").

Average rainfall days in May
East Gaffney, SC

Average rainfall days in May - East Gaffney, SC
  • Average rainfall days in May: 7 days

The months with the highest number of rainy days are April and July (7.8 days).
The months with the least rainy days are September and November (4.5 days).

Average snowfall in May
East Gaffney, SC

Average snowfall in May - East Gaffney, SC
  • Average snowfall in May: 0"

The month with the highest snowfall is December (0.43").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in May
East Gaffney, SC

Average snowfall days in May - East Gaffney, SC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in May /
Average sunshine in May
East Gaffney, SC

Average daylight in May / Average sunshine in May - East Gaffney, 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 48min).

  • 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 18min).

Average sunshine days in May
East Gaffney, SC

Average sunshine days in May - East Gaffney, SC
  • Average sunshine days in May: 21.1 days

The month with the most sunshine days is October (24.9 days).
The months with the least sunshine days are June and July (20.8 days).

Average UV index in May
East Gaffney, SC

Average UV index in May - East Gaffney, SC
  • 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
East Gaffney, SC

Average cloud cover in May - East Gaffney, SC
  • Average cloud cover in May: 37

The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are June and July (Cloud cover 29).

Average visibility in May
East Gaffney, SC

Average visibility in May - East Gaffney, SC
  • Average visibility in May: 5mi

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

East Gaffney, South Carolina, USA

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