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
The shift from April to May is marked by an increase in the average high-temperature, moving from a comfortable 67.6°F (19.8°C) to a moderately hot 76.8°F (24.9°C). Columbia records an average nighttime low of 55.4°F (13°C) in May.Humidity
The average relative humidity in May in Columbia is 75%.Rainfall
In Columbia, in May, during 16.2 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Columbia, during the entire year, the rain falls for 142.4 days and collects up to 25.51" (648mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In May, the average length of the day is 14h and 13min.On the first day of May in Columbia, sunrise is at 6:15 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:28 pm EDT.
Sunshine
In Columbia, the average sunshine in May is 9.2h.UV index
The months with the highest UV index in Columbia are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: In May, a regular UV index of 6 translates into these guidelines:
Take precautions against overexposure. Protection against sun damage is needed. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What are May temperatures in Columbia?
What is the average humidity in May in Columbia?
How many days does it rain in May in Columbia?
When it does not snow in Columbia?
Does it snow in Columbia in May?
What is the average length of the day in May in Columbia?
When are sunrise and sunset in May in Columbia?
How long on average sun shines in May in Columbia?
What are the months with the highest UV index in Columbia?
How high is the UV index in May in Columbia?
Average temperature in May
Columbia, VA
- Average high temperature in May: 76.8°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (43°F).
- Average low temperature in May: 55.4°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in May
Columbia, VA
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Columbia, VA
- Average wind speed in May: 5.5mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Columbia, VA
- Average humidity in May: 75%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (69%).
Average rainfall in May
Columbia, VA
- Average rainfall in May: 2.36"
The wettest month (with the highest rainfall) is April (2.76").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in May
Columbia, VA
- Average rainfall days in May: 16.2 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in May
Columbia, VA
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Columbia, VA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Columbia, VA
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in May
Columbia, VA
- Average sunshine days in May: 13.1 days
The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is May (13.1 days).
Average UV index in May
Columbia, VA
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in May
Columbia, VA
- Average cloud cover in May: 41
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in May
Columbia, VA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are May, September and December (5mi).
Columbia, Virginia, USA
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