May weather forecast
Columbia, MO

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The iconic and famed historical columns in Columbia, Missouri
The iconic and famed historical columns in Columbia, Missouri

Weather in May

Columbia's weather takes another turn as spring advances towards summer in May. The city's temperatures begin to escalate, signaling the approaching heat of the summer months. Amid an increase in humidity and longer daylight hours, the city thrives with activities. Cycling trails and baseball games become increasingly popular, while local festivals celebrate the city's culture and community. May paints Columbia in a vibrant palette of summer-ready hues.

Temperature

With the arrival of May in Columbia, Missouri, the average high-temperature transitions from a refreshing 64.9°F (18.3°C) in April to a warm 74.8°F (23.8°C). May brings with it a nighttime average temperature of 56.1°F (13.4°C).

Humidity

The most humid month is May, with an average relative humidity of 78%.

Rainfall

May is the month with the most rainfall. Rain falls for 11.3 days and accumulates 1.3" (33mm) of precipitation.

Snowfall

In Columbia, snow does not fall in April through September.

Daylight

The average length of the day in May is 14h and 19min.
On the first day of the month, sunrise is at 6:10 am and sunset at 8:02 pm. On the last day of May, sunrise is at 5:45 am and sunset at 8:28 pm CDT.

Sunshine

The average sunshine in May in Columbia is 8.9h.

UV index

In May, the average daily maximum UV index in Columbia is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What is the average May temperature in Columbia?

The high-temperature, in May, in Columbia, is 74.8°F (23.8°C), while the low-temperature averages to 56.1°F (13.4°C).

What is the most humid month in Columbia?

With an average relative humidity of 78%, May is the most humid month in Columbia, Missouri.

What is the average humidity in May in Columbia?

In May, the average relative humidity in Columbia is 78%.

What is the rainiest month in Columbia?

May is the month with the most rainfall in Columbia. Rain falls for 11.3 days and accumulates 1.3" (33mm) of precipitation.

How much does it rain in Columbia in May?

In Columbia, Missouri, in May, during 11.3 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

When it does not snow in Columbia?

In Columbia, snow does not fall in April through September.

How many hours of daylight does Columbia have in May?

In May, the average day length in Columbia, Missouri, is 14h and 19min.

What time are sunrise and sunset in May in Columbia?

On the first day of May in Columbia, Missouri, sunrise is at 6:10 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:28 pm CDT.

How long on average sun shines in May in Columbia?

The average sunshine duration in May in Columbia, Missouri, is 8.9h.

What is the UV index reading in May in Columbia?

In Columbia, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Columbia, MO

Average temperature in May - Columbia, MO
  • Average high temperature in May: 74.8°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in May: 56.1°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (23°F).

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Average pressure in May
Columbia, MO

Average pressure in May - Columbia, MO
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in May
Columbia, MO

Average wind speed in May - Columbia, MO
  • Average wind speed in May: 7.6mph

The windiest months (with the highest average wind speed) are January and March (9.4mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

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Average humidity in May
Columbia, MO

Average humidity in May - Columbia, MO
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Columbia, MO

Average rainfall in May - Columbia, MO
  • Average rainfall in May: 1.3"

The wettest month (with the highest rainfall) is May (1.3").
The driest months (with the least rainfall) are January and February (0.43").

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Average rainfall days in May
Columbia, MO

Average rainfall days in May - Columbia, MO
  • Average rainfall days in May: 11.3 days

The months with the highest number of rainy days are April and May (11.3 days).
The month with the least rainy days is January (3.8 days).

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Average snowfall in May
Columbia, MO

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

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in May
Columbia, MO

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

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Columbia, MO
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 8h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Columbia, MO

Average sunshine days in May - Columbia, MO
  • Average sunshine days in May: 15.6 days

The month with the most sunshine days is December (23.7 days).
The month with the least sunshine days is May (15.6 days).

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Average UV index in May
Columbia, MO

Average UV index in May - Columbia, MO
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Columbia, MO

Average cloud cover in May - Columbia, MO
  • Average cloud cover in May: 39

The months with the most cloud cover are January, February and March (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 29).

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Average visibility in May
Columbia, MO

Average visibility in May - Columbia, MO
  • 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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Columbia, Missouri, USA

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