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 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
The start of May brings a subtle rise in the average high-temperature, moving from a pleasant 71.4°F (21.9°C) in April to a warm 78.1°F (25.6°C). Grimball Shores notes a steady average temperature of 69.3°F (20.7°C) during the nights of May.Humidity
In Grimball Shores, the average relative humidity in May is 76%.Rainfall
In Grimball Shores, South Carolina, during May, the rain falls for 9.9 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, in Grimball Shores, there are 113.3 rainfall days, and 10" (254mm) of precipitation is accumulated.Snowfall
In Grimball Shores, snow does not fall in February through November.Daylight
The average length of the day in May in Grimball Shores is 13h and 51min.On the first day of the month, sunrise is at 6:32 am and sunset at 8:01 pm. On the last day of May, in Grimball Shores, South Carolina, sunrise is at 6:12 am and sunset at 8:22 pm EDT.
Sunshine
The average sunshine in May is 10.5h.UV index
The months with the highest UV index in Grimball Shores, South Carolina, are May through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 7 in May converts into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Grimball Shores in May?
What is the average humidity in May in Grimball Shores?
How many days does it rain in May in Grimball Shores?
When it does not snow in Grimball Shores?
How many hours of daylight does Grimball Shores have in May?
When are sunrise and sunset in May in Grimball Shores?
How long on average sun shines in May in Grimball Shores?
When is the highest UV index in Grimball Shores?
How high is the UV index in May in Grimball Shores?
Average temperature in May
Grimball Shores, SC
- Average high temperature in May: 78.1°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (57°F).
- Average low temperature in May: 69.3°F
The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).
Average pressure in May
Grimball Shores, SC
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in May
Grimball Shores, SC
- Average wind speed in May: 9.8mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in May
Grimball Shores, SC
- Average humidity in May: 76%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January, March and October (73%).
Average rainfall in May
Grimball Shores, SC
- Average rainfall in May: 0.47"
The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.24").
Average rainfall days in May
Grimball Shores, SC
- Average rainfall days in May: 9.9 days
The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is November (5.2 days).
Average snowfall days in May
Grimball Shores, SC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Grimball Shores, 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 3min
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 42min).
Average sunshine days in May
Grimball Shores, SC
- Average sunshine days in May: 18.4 days
The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is August (8.5 days).
Average UV index in May
Grimball Shores, SC
- Average UV index in May: 7
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in May
Grimball Shores, SC
- Average cloud cover in May: 27
The month with the most cloud cover is December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 25).
Average visibility in May
Grimball Shores, 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).
Grimball Shores, South Carolina, USA
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