May weather forecast and climate
Columbia, SC

The Us State House of South Carolina, in Columbia, with the Wade Hampton Statue
The Us State House of South Carolina, in Columbia, with the Wade Hampton Statue

What is the temperature in May in Columbia?

The average high-temperature, in May, in Columbia, is 83.8°F (28.8°C), while the average low-temperature is 59.5°F (15.3°C).

How much does it rain in Columbia in May?

In Columbia, South Carolina, in May, it is raining for 7.7 days, with typically 3" (75.4mm) of accumulated precipitation.
Average temperature in May - Columbia, SC
  • Average high temperature in May: 28.8°C

The warmest month (with the highest average high temperature) is July (33.7°C).
The month with the lowest average high temperature is January (13.3°C).

  • Average low temperature in May: 15.3°C

The month with the highest average low temperature is July (22°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).

Average humidity in May - Columbia, SC
  • Average humidity in May: 68.2%

The month with the highest relative humidity is August (76.5%).
The month with the lowest relative humidity is April (62.1%).

Average rainfall in May - Columbia, SC
  • Average rainfall in May: 75.4mm

The wettest month (with the highest rainfall) is July (138.7mm).
The driest month (with the lowest rainfall) is April (66.5mm).

Average rainfall days in May - Columbia, SC
  • Average rainfall days in May: 7.7 days

The month with the highest number of rainy days is July (11.8 days).
The month with the lowest number of rainy days is October (7 days).

Average snowfall in May - Columbia, SC
  • Average snowfall in May: 0mm

The month with the highest snowfall is January (20.3mm).
Months with the lowest snowfall are April, May, June, July, August, September, October and November (0mm).

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

The month with the highest number of snowfall days is January (0.5 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in May / Average sunshine in May - Columbia, SC
  • Average daylight in May: 13.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).

  • Average sunshine in May: 9.4h

The month with most sunshine is May (Average sunshine: 9.4h).
Months with least sunshine are January and December (Average sunshine: 5.6).

Average UV index in May - Columbia, SC
  • Average UV index in May: 9

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 3).

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