May weather forecast
Columbia, AL

Weather in May

May, the last month of the spring in Columbia, is another warm month, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 65.1°F (18.4°C).

Temperature

In Columbia, the average high-temperature in May marginally rises from 77.5°F (25.3°C) in April to a still moderately hot 84°F (28.9°C). The average low-temperature, in May, is 65.1°F (18.4°C).

Heat index

The average heat index in May is estimated at a hot 90.1°F (32.3°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'feels like', or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (differences in body mass, height, and shape, metabolic differences, wind). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The months with the lowest humidity are May and October, with an average relative humidity of 69%.

Rainfall

In May, the rain falls for 14.1 days. Throughout May, 2.72" (69mm) of precipitation is accumulated. In Columbia, during the entire year, the rain falls for 164 days and collects up to 31.81" (808mm) of precipitation.

Snowfall

In Columbia, snow does not fall in March through December.

Daylight

In May, the average length of the day in Columbia is 13h and 46min.
On the first day of May, sunrise is at 5:55 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 7:39 pm CDT.

Sunshine

In Columbia, the average sunshine in May is 10.5h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in May in Columbia?

In Columbia, Alabama, in May, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 65.1°F (18.4°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in May is estimated at 90.1°F (32.3°C).

What is the least humid month in Columbia?

The months with the lowest humidity are May and October, with an average relative humidity of 69%.

What is the average humidity in May in Columbia?

In May, the average relative humidity in Columbia is 69%.

How many days does it rain in May in Columbia?

In May, in Columbia, Alabama, the rain falls for 14.1 days. Throughout May, 2.72" (69mm) of precipitation is accumulated.

When it does not snow in Columbia?

In Columbia, Alabama, snow does not fall in March through December.

What is the average length of the day in May in Columbia?

In Columbia, the average day length in May is 13h and 46min.

What time are sunrise and sunset in May in Columbia?

On the first day of May in Columbia, sunrise is at 5:55 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 7:39 pm CDT.

How long on average sun shines in May in Columbia?

The average sunshine duration in May is 10.5h.

When is the highest UV index in Columbia?

May through August, with an average maximum UV index of 7, are months with the highest UV index in Columbia, Alabama.

How high is the UV index in May in Columbia?

The average daily maximum UV index in May in Columbia, Alabama, is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Columbia, AL

Average temperature in May - Columbia, AL
  • Average high temperature in May: 84°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (57.7°F).

  • Average low temperature in May: 65.1°F

The months with the highest average low temperature are July and August (73.2°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in May
Columbia, AL

Average pressure in May - Columbia, AL
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

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Average wind speed in May
Columbia, AL

Average wind speed in May - Columbia, AL
  • Average wind speed in May: 6.4mph

The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in May
Columbia, AL

Average humidity in May - Columbia, AL
  • Average humidity in May: 69%

The months with the highest relative humidity are August and December (76%).
The months with the lowest relative humidity are May and October (69%).

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Average rainfall in May
Columbia, AL

Average rainfall in May - Columbia, AL
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is August (4.33").
The driest month (with the least rainfall) is November (1.5").

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Average rainfall days in May
Columbia, AL

Average rainfall days in May - Columbia, AL
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is August (21.4 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in May
Columbia, AL

Average snowfall in May - Columbia, AL
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Columbia, AL

Average snowfall days in May - Columbia, AL
  • 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 March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in May /
Average sunshine in May
Columbia, AL

Average daylight in May / Average sunshine in May - Columbia, AL
  • Average daylight in May: 13h and 46min

The month with the longest days is June (Average daylight: 14h and 9min).
The month with the shortest days is December (Average daylight: 10h and 9min).

  • Average sunshine in May: 10h and 30min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in May
Columbia, AL

Average sunshine days in May - Columbia, AL
  • Average sunshine days in May: 16.2 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is July (7 days).

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Average UV index in May
Columbia, AL

Average UV index in May - Columbia, AL
  • Average UV index in May: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in May
Columbia, AL

Average cloud cover in May - Columbia, AL
  • Average cloud cover in May: 28

The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 27).

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Average visibility in May
Columbia, AL

Average visibility in May - Columbia, AL
  • 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).

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