May weather forecast
Sycamore, SC

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Weather in May

The last month of the spring, May, is another warm month in Sycamore, South Carolina, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 81.7°F (27.6°C).

Temperature

The coming of May brings a minor shift in Sycamore's weather, with average high-temperatures adjusting from April's 75°F (23.9°C) to a still moderately hot 81.7°F (27.6°C). May generally records an average low-temperature of 64°F (17.8°C).

Heat index

The heat index for May is estimated at a hot 86°F (30°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

The average relative humidity in May in Sycamore is 75%.

Rainfall

In Sycamore, during May, the rain falls for 14.6 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Sycamore, South Carolina, during the entire year, the rain falls for 152.9 days and collects up to 31.18" (792mm) of precipitation.

Snowfall

March through December are months without snowfall.

Daylight

In May, the average length of the day in Sycamore is 13h and 52min.
On the first day of the month, sunrise is at 6:36 am and sunset at 8:07 pm. On the last day of May, sunrise is at 6:17 am and sunset at 8:28 pm EDT.

Sunshine

In May, the average sunshine in Sycamore is 9.9h.

UV index

In Sycamore, South Carolina, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 6 in May translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the usual temperature for Sycamore in May?

May temperatures vary between a high-temperature of 81.7°F (27.6°C) and a low-temperature of 64°F (17.8°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in May is estimated at 86°F (30°C).

What is the average humidity in May in Sycamore?

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

How many days does it rain in May in Sycamore?

In Sycamore, South Carolina, in May, it is raining for 14.6 days, with typically 2.8" (71mm) of accumulated precipitation.

When it does not snow in Sycamore?

In Sycamore, snow does not fall in March through December.

How many hours of daylight does Sycamore have in May?

The average day length in May in Sycamore, South Carolina, is 13h and 52min.

When is the sunrise / sunset in May in Sycamore?

On the first day of May in Sycamore, South Carolina, sunrise is at 6:36 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:28 pm EDT.

How many hours of sunshine does Sycamore have in May?

The average sunshine duration in May in Sycamore, South Carolina, is 9.9h.

What is the UV index intensity in May in Sycamore?

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

Average temperature in May - Sycamore, SC
  • Average high temperature in May: 81.7°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.4°F).

  • Average low temperature in May: 64°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

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Average pressure in May
Sycamore, SC

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in May
Sycamore, SC

Average wind speed in May - Sycamore, SC
  • Average wind speed in May: 6.7mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in May
Sycamore, SC

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

The months with the highest relative humidity are August and December (76%).
The month with the lowest relative humidity is January (70%).

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Average rainfall in May
Sycamore, SC

Average rainfall in May - Sycamore, SC
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is November (1.38").

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Average rainfall days in May
Sycamore, SC

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

The month with the highest number of rainy days is August (20.8 days).
The month with the least rainy days is November (6.6 days).

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Average snowfall in May
Sycamore, SC

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

The month with the highest snowfall is February (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Sycamore, SC

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

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in May / Average sunshine in May - Sycamore, SC
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in May
Sycamore, SC

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

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is August (7.3 days).

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Average UV index in May
Sycamore, SC

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in May
Sycamore, SC

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

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

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Average visibility in May
Sycamore, SC

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

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