May weather forecast
Olar, SC

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Weather in May

The last month of the spring, May, is another warm month in Olar, South Carolina, with an average temperature fluctuating between 63.7°F (17.6°C) and 81.1°F (27.3°C).

Temperature

Olar's weather shows a minor temperature rise with the arrival of May, moving from a moderately hot 74.1°F (23.4°C) in April to a still warm 81.1°F (27.3°C). During the nights in May, the temperature averages to a comfortable 63.7°F (17.6°C).

Heat index

May's heat index is appraised at a hot 86°F (30°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.
Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

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

Rainfall

In May, the rain falls for 13.3 days. Throughout May, 1.22" (31mm) of precipitation is accumulated. Throughout the year, there are 135.5 rainfall days, and 15.67" (398mm) of precipitation is accumulated.

Snowfall

In Olar, snow does not fall in January, March through December.

Daylight

The average length of the day in May is 13h and 53min.
On the first day of May in Olar, sunrise is at 6:36 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:28 pm EDT.

Sunshine

In Olar, the average sunshine in May is 10.1h.

UV index

The average daily maximum UV index in May in Olar is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 6 during May leads to these advisories:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What are the temperatures in Olar in May?

An average high-temperature, in May, in Olar, is 81.1°F (27.3°C) and the average low-temperature is 63.7°F (17.6°C). In May, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 86°F (30°C).

What is the average humidity in May in Olar?

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

How many days does it rain in May in Olar?

In May, the rain falls for 13.3 days. Throughout May, 1.22" (31mm) of precipitation is accumulated.

When it does not snow in Olar?

In Olar, snow does not fall in January, March through December.

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

The average day length in May is 13h and 53min.

When are sunrise and sunset in May in Olar?

In May, on the first day of the month, sunrise is at 6:36 am and sunset at 8:07 pm. On the last day of the month, in Olar, sunrise is at 6:16 am and sunset at 8:28 pm EDT.

How many hours of sunshine does Olar have in May?

The average sunshine duration in May in Olar is 10.1h.

How high is the UV index in May in Olar?

The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Olar, SC

Average temperature in May - Olar, SC
  • Average high temperature in May: 81.1°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (54.1°F).

  • Average low temperature in May: 63.7°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 (39.2°F).

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Average pressure in May
Olar, SC

Average pressure in May - Olar, 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 (29.97"Hg).

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Average wind speed in May
Olar, SC

Average wind speed in May - Olar, SC
  • Average wind speed in May: 7.1mph

The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in May
Olar, SC

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

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

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Average rainfall in May
Olar, SC

Average rainfall in May - Olar, SC
  • Average rainfall in May: 1.22"

The wettest month (with the highest rainfall) is August (2.17").
The driest month (with the least rainfall) is November (0.63").

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Average rainfall days in May
Olar, SC

Average rainfall days in May - Olar, SC
  • Average rainfall days in May: 13.3 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is November (6.3 days).

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Average snowfall in May
Olar, SC

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

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Olar, SC

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

The months with the highest number of snowfall days are January, February and December (0.2 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
Olar, SC

Average daylight in May / Average sunshine in May - Olar, 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: 10h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in May
Olar, SC

Average sunshine days in May - Olar, SC
  • Average sunshine days in May: 14.6 days

The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is August (9.7 days).

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Average UV index in May
Olar, SC

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

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

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Average cloud cover in May
Olar, SC

Average cloud cover in May - Olar, SC
  • Average cloud cover in May: 33

The months with the most cloud cover are February and December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 27).

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Average visibility in May
Olar, SC

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

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