Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
With the transition into May, Lexington experiences a subtle uplift in average high-temperatures, adjusting from a moderately hot 73.6°F (23.1°C) in April to a still warm 80.8°F (27.1°C). An average nighttime temperature of 63°F (17.2°C) is witnessed in Lexington throughout May.Heat index
May's average heat index is calculated to be 84.2°F (29°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.Keep in mind the heat index values are meant for areas in shade and with light wind. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', reflects the feeling of heat when considering both air temperature and humidity. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Humidity
The average relative humidity in May is 74%.Rainfall
In May, the rain falls for 14.5 days. Throughout May, 2.76" (70mm) of precipitation is accumulated. In Lexington, South Carolina, during the entire year, the rain falls for 148.8 days and collects up to 28.19" (716mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in May is 13h and 56min.On the first day of the month, sunrise is at 6:34 am and sunset at 8:09 pm. On the last day of May, in Lexington, sunrise is at 6:14 am and sunset at 8:30 pm EDT.
Sunshine
The average sunshine in May in Lexington, South Carolina, is 9.9h.UV index
The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.Note: In May, the maximum UV index of 6 transforms into these recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Frequently asked questions
What are May temperatures in Lexington?
What is the average humidity in May in Lexington?
How much does it rain in Lexington in May?
When it does not snow in Lexington?
How many hours of daylight does Lexington have in May?
When are sunrise and sunset in May in Lexington?
How long on average sun shines in May in Lexington?
What is the UV index reading in May in Lexington?
Average temperature in May
Lexington, SC
- Average high temperature in May: 80.8°F
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (52.7°F).
- Average low temperature in May: 63°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).
Average pressure in May
Lexington, SC
- Average pressure in May: 30.02"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Lexington, SC
- Average wind speed in May: 7.1mph
The windiest months (with the highest average wind speed) are February and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in May
Lexington, SC
- Average humidity in May: 74%
The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is July (70%).
Average rainfall in May
Lexington, SC
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in May
Lexington, SC
- Average rainfall days in May: 14.5 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is October (7.5 days).
Average snowfall in May
Lexington, SC
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Lexington, SC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Lexington, SC
- Average daylight in May: 13h and 5min
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 24min).
Average sunshine days in May
Lexington, SC
- Average sunshine days in May: 14.7 days
The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is July (10.2 days).
Average UV index in May
Lexington, SC
- Average UV index in May: 6
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in May
Lexington, SC
- Average cloud cover in May: 33
The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 28).
Average visibility in May
Lexington, 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).
Lexington, South Carolina, USA
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