Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
May verdict
Summerville, South Carolina, United States in May
Weather score76Very good
Very good for holiday weather
Average highs sit around 28°C, giving warm days by monthly-average standards. Sunshine averages 9.3h per day, so bright days are a strong part of the month. Rainfall averages 102mm, so some wet days are possible.
May weather
Monthly averages
Temp
28°C
Rain
102mm
Sun
9.3h
Weather score
76
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 102mm, so some wet days are possible.
Bright
Sunshine averages 9.3h per day, so bright days are a strong part of the month.
Map
Weather map
Compare Summerville, South Carolina, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
May28°C average high
May sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
May102mm average rain
May sits near Summerville's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to February, April, and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
May9.3 hours average sun
May is one of Summerville's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
Weather score
May76 weather score
May is one of Summerville's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsApril to July and September
These months have the strongest weather score in the monthly averages.
