May weather forecast
Halls Mill, SC

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Weather in May

May, the last month of the spring in Halls Mill, is another warm month, with temperature in the range of an average high of 82.2°F (27.9°C) and an average low of 64°F (17.8°C).

Temperature

A minor escalation in the average high-temperature is seen with the onset of May, moving from 75.6°F (24.2°C) in April to a still warm 82.2°F (27.9°C). The nights of May in Halls Mill anticipate an average low-temperature of 64°F (17.8°C).

Heat index

The average heat index in May is computed to be a hot 87.8°F (31°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

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

Rainfall

In Halls Mill, during May, the rain falls for 13.5 days and regularly aggregates up to 1.54" (39mm) of precipitation. In Halls Mill, during the entire year, the rain falls for 138.1 days and collects up to 18.98" (482mm) of precipitation.

Snowfall

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

Daylight

In Halls Mill, the average length of the day in May is 13h and 52min.
On the first day of the month, sunrise is at 6:36 am and sunset at 8:06 pm. On the last day of May, sunrise is at 6:17 am and sunset at 8:27 pm EDT.

Sunshine

The average sunshine in May is 10h.

UV index

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 6 translates into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What is the temperature in May in Halls Mill?

The high-temperature, in May, in Halls Mill, is 82.2°F (27.9°C), while the low-temperature averages to 64°F (17.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in May is computed to be 87.8°F (31°C).

What is the average humidity in May in Halls Mill?

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

How many days does it rain in May in Halls Mill?

In Halls Mill, during May, the rain falls for 13.5 days and regularly aggregates up to 1.54" (39mm) of precipitation.

When it does not snow in Halls Mill?

January, March through December are months without snowfall in Halls Mill.

How many hours of daylight does Halls Mill have in May?

In Halls Mill, South Carolina, the average day length in May is 13h and 52min.

When are sunrise and sunset in May in Halls Mill?

On the first day of May in Halls Mill, sunrise is at 6:36 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:27 pm EDT.

How long on average sun shines in May in Halls Mill?

The average sunshine duration in May in Halls Mill, South Carolina, is 10h.

How high is the UV index in May in Halls Mill?

The average daily maximum UV index in May in Halls Mill is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Halls Mill, SC

Average temperature in May - Halls Mill, SC
  • Average high temperature in May: 82.2°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.9°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
Halls Mill, SC

Average pressure in May - Halls Mill, 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
Halls Mill, SC

Average wind speed in May - Halls Mill, SC
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in May
Halls Mill, SC

Average humidity in May - Halls Mill, SC
  • Average humidity in May: 75%

The months with the highest relative humidity are August, September and December (76%).
The months with the lowest relative humidity are January and November (71%).

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Average rainfall in May
Halls Mill, SC

Average rainfall in May - Halls Mill, SC
  • Average rainfall in May: 1.54"

The wettest month (with the highest rainfall) is August (2.13").
The driest month (with the least rainfall) is November (0.71").

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Average rainfall days in May
Halls Mill, SC

Average rainfall days in May - Halls Mill, SC
  • Average rainfall days in May: 13.5 days

The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is November (6.4 days).

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Average snowfall in May
Halls Mill, SC

Average snowfall in May - Halls Mill, 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
Halls Mill, SC

Average snowfall days in May - Halls Mill, SC
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in May /
Average sunshine in May
Halls Mill, SC

Average daylight in May / Average sunshine in May - Halls Mill, 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 0min

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 24min).

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Average sunshine days in May
Halls Mill, SC

Average sunshine days in May - Halls Mill, SC
  • Average sunshine days in May: 15.7 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in May
Halls Mill, SC

Average UV index in May - Halls Mill, 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
Halls Mill, SC

Average cloud cover in May - Halls Mill, SC
  • Average cloud cover in May: 34

The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are July and October (Cloud cover 30).

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Average visibility in May
Halls Mill, SC

Average visibility in May - Halls Mill, 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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Halls Mill, South Carolina, USA

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