May weather forecast
Greenwood, SC

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Weather in May

May in Greenwood ushers in definite signs of summer with bursting blooms and rising temperatures. A noticeable change from April's partially cool weather, May sees an even higher surge in temperature. During this month, the city faces precipitation measuring up to 3.11" (79mm), the highest till now this year. As the surroundings sway in the mild wind, the daylight hours extend, hinting at the longer days to come. May's steadily warming temperatures draw locals and tourists outdoors to enjoy the bright and sunny weather.

Temperature

With the onset of May, the average high-temperature subtly transitions from an agreeable 73°F (22.8°C) in April to a warm 80.8°F (27.1°C). Throughout May, Greenwood witnesses a consistent average low-temperature of 60.4°F (15.8°C).

Heat index

The heat index value during May is evaluated at 84.2°F (29°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

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

Rainfall

In Greenwood, in May, it is raining for 14.6 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 152.7 rainfall days, and 31.34" (796mm) of precipitation is accumulated.

Snowfall

April through December are months without snowfall.

Daylight

In May, the average length of the day is 13h and 58min.
On the first day of May, sunrise is at 6:38 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:34 pm EDT.

Sunshine

The average sunshine in May is 9.9h.

UV index

In May, the average daily maximum UV index in Greenwood, South Carolina, is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 in May translates into this advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What is the usual temperature for Greenwood in May?

During May, Greenwood experiences an average high-temperature of 80.8°F (27.1°C) and a low-temperature of 60.4°F (15.8°C). In May, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 84.2°F (29°C).

What is the average humidity in May in Greenwood?

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

How many days does it rain in May in Greenwood?

In May, in Greenwood, the rain falls for 14.6 days. Throughout May, 3.11" (79mm) of precipitation is accumulated.

When it does not snow in Greenwood?

In Greenwood, snow does not fall in April through December.

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

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

When are sunrise and sunset in May in Greenwood?

On the first day of May, sunrise is at 6:38 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:34 pm EDT.

How long on average sun shines in May in Greenwood?

In Greenwood, the average sunshine duration in May is 9.9h.

How high is the UV index in May in Greenwood?

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

Average temperature in May - Greenwood, SC
  • Average high temperature in May: 80.8°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in May: 60.4°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).

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Average pressure in May
Greenwood, SC

Average pressure in May - Greenwood, 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).

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Average wind speed in May
Greenwood, SC

Average wind speed in May - Greenwood, SC
  • Average wind speed in May: 6mph

The windiest months (with the highest average wind speed) are February and April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in May
Greenwood, SC

Average humidity in May - Greenwood, 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 (70%).

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Average rainfall in May
Greenwood, SC

Average rainfall in May - Greenwood, SC
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in May
Greenwood, SC

Average rainfall days in May - Greenwood, SC
  • Average rainfall days in May: 14.6 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is October (8.5 days).

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Average snowfall in May
Greenwood, SC

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

The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Greenwood, SC

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

The month with the highest number of snowfall days is January (0.7 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
Greenwood, SC

Average daylight in May / Average sunshine in May - Greenwood, 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 18min).

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Average sunshine days in May
Greenwood, SC

Average sunshine days in May - Greenwood, SC
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is October (21.1 days).
The month with the least sunshine days is August (11.4 days).

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Average UV index in May
Greenwood, SC

Average UV index in May - Greenwood, SC
  • Average UV index in May: 6

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

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Average cloud cover in May
Greenwood, SC

Average cloud cover in May - Greenwood, SC
  • Average cloud cover in May: 35

The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June, July and October (Cloud cover 29).

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Average visibility in May
Greenwood, SC

Average visibility in May - Greenwood, 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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Greenwood, South Carolina, USA

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