May weather forecast
Dillon, SC

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Weather in May

May, the last month of the spring in Dillon, is a moderately hot month, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 62.4°F (16.9°C).

Temperature

As April gives way to May, the average high-temperature displays a slight ascent, adjusting from an agreeable 72°F (22.2°C) to a moderately hot 79.7°F (26.5°C). Dillon's nights in May experience an average temperature drop to a refreshing 62.4°F (16.9°C).

Humidity

The months with the highest humidity are May and September, with an average relative humidity of 78%.

Rainfall

In Dillon, South Carolina, in May, during 16.3 rainfall days, 3.54" (90mm) of precipitation is typically accumulated. Throughout the year, in Dillon, there are 159.1 rainfall days, and 32.17" (817mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In Dillon, the average length of the day in May is 13h and 58min.
On the first day of May, sunrise is at 6:26 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:24 pm EDT.

Sunshine

In May, the average sunshine is 9.7h.

UV index

In May, the average daily maximum UV index in Dillon is 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In May, a daily maximum UV index of 6 leads to the following instructions:
Shield from overexposure. Defense against sun-related harm is required. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What are May temperatures in Dillon?

The high-temperature, in May, in Dillon, is 79.7°F (26.5°C), while the low-temperature averages to 62.4°F (16.9°C).

What is the most humid month in Dillon?

The months with the highest humidity are May and September, with an average relative humidity of 78%.

What is the average humidity in May in Dillon?

The average relative humidity in May in Dillon, South Carolina, is 78%.

How much does it rain in Dillon in May?

In Dillon, South Carolina, during May, the rain falls for 16.3 days and regularly aggregates up to 3.54" (90mm) of precipitation.

When it does not snow in Dillon?

In Dillon, South Carolina, snow does not fall in April through November.

How many hours of daylight does Dillon have in May?

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

When is the sunrise / sunset in May in Dillon?

In May, on the first day of the month, sunrise is at 6:26 am and sunset at 8:02 pm. On the last day of the month, in Dillon, South Carolina, sunrise is at 6:06 am and sunset at 8:24 pm EDT.

How many hours of sunshine does Dillon have in May?

The average sunshine duration in May is 9.7h.

How high is the UV index in May in Dillon?

In May, the average daily maximum UV index in Dillon is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Dillon, SC

Average temperature in May - Dillon, SC
  • Average high temperature in May: 79.7°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in May: 62.4°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

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Average pressure in May
Dillon, SC

Average pressure in May - Dillon, SC
  • Average pressure in May: 30.02"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in May
Dillon, SC

Average wind speed in May - Dillon, SC
  • Average wind speed in May: 7.2mph

The windiest month (with the highest average wind speed) is April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in May
Dillon, SC

Average humidity in May - Dillon, SC
  • Average humidity in May: 78%

The months with the highest relative humidity are May and September (78%).
The months with the lowest relative humidity are January and November (73%).

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Average rainfall in May
Dillon, SC

Average rainfall in May - Dillon, SC
  • Average rainfall in May: 3.54"

The wettest month (with the highest rainfall) is August (3.66").
The driest month (with the least rainfall) is January (1.54").

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Average rainfall days in May
Dillon, SC

Average rainfall days in May - Dillon, SC
  • Average rainfall days in May: 16.3 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is October (7.8 days).

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Average snowfall in May
Dillon, SC

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

The month with the highest snowfall is February (1.02").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Dillon, SC

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

The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

Average daylight in May / Average sunshine in May - Dillon, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in May
Dillon, SC

Average sunshine days in May - Dillon, SC
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (9.6 days).

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Average UV index in May
Dillon, SC

Average UV index in May - Dillon, 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).

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Average cloud cover in May
Dillon, SC

Average cloud cover in May - Dillon, SC
  • Average cloud cover in May: 36

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in May
Dillon, SC

Average visibility in May - Dillon, 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).

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Dillon, South Carolina, USA

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