May weather forecast and climate
Columbus, OH

An evening autumn view of the cityscape of Columbus, Ohio
An evening autumn view of the cityscape of Columbus, Ohio

Weather in May

The last month of the spring, May, is a pleasant month in Columbus, Ohio, with average temperature ranging between min 54.9°F (12.7°C) and max 72°F (22.2°C).

Temperature

In Columbus, the average high-temperature in May rises, from a comfortable 61.5°F (16.4°C) in April, to an agreeable 72°F (22.2°C). In May, in Columbus, the average low-temperature is 54.9°F (12.7°C).

Humidity

The average relative humidity in Columbus, Ohio, is 76%.

Rainfall

The month with the most rainfall in Columbus, Ohio, is May when the rain falls for 18.4 days and typically aggregates up to 3.62" (92mm) of precipitation.

Snowfall

May through September are months without snowfall in Columbus.

Daylight

In May, the average length of the day is 14.4h.

Sunshine

In May, the average sunshine is 8.9h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: In May, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in May in Columbus?

In Columbus, in May, the average high-temperature is 72°F (22.2°C), and the average low-temperature is 54.9°F (12.7°C).

What is the average humidity in May in Columbus?

In May, the average relative humidity in Columbus, Ohio, is 76%.

How many days does it rain in May in Columbus?

In Columbus, Ohio, in May, during 18.4 rainfall days, 3.62" (92mm) of precipitation is typically accumulated.

What is the wettest month in Columbus?

The month with the most rainfall in Columbus is May when the rain falls for 18.4 days and typically aggregates up to 3.62" (92mm) of precipitation.

Does it snow in Columbus in May?

In May, in Columbus, Ohio, it doesn't snow. April is the latest month when it typically snows.

When it does not snow in Columbus?

May through September are months without snowfall in Columbus.

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

In Columbus, the average length of the day in May is 14.4h.

How long on average sun shines in May in Columbus?

The average sunshine in May in Columbus is 8.9h.

When is the highest UV index in Columbus?

Months with the highest UV index in Columbus are May through August, with an average maximum UV index of 6.

How high is the UV index in May in Columbus?

The average daily maximum UV index in May in Columbus, Ohio, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays.

Average temperature in May
Columbus, OH

Average temperature in May - Columbus, OH
  • Average high temperature in May: 72°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in May: 54.9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in May
Columbus, OH

Average pressure in May - Columbus, OH
  • Average pressure in May: 29.98"

The month with the highest atmospheric pressure is November (30.14").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in May
Columbus, OH

Average wind speed in May - Columbus, OH
  • Average wind speed in May: 7.4mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in May
Columbus, OH

Average humidity in May - Columbus, OH
  • Average humidity in May: 76%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in May
Columbus, OH

Average rainfall in May - Columbus, OH
  • Average rainfall in May: 3.62"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days in May
Columbus, OH

Average rainfall days in May - Columbus, OH
  • Average rainfall days in May: 18.4 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (9.1 days).

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Average snowfall in May
Columbus, OH

Average snowfall in May - Columbus, OH
  • Average snowfall in May: 0"

The month with the highest snowfall is February (3.31").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Columbus, OH

Average snowfall days in May - Columbus, OH
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (12.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Columbus, OH

Average daylight in May / Average sunshine in May - Columbus, OH
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in May: 8.9h

The month with the most sunshine is August (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 3.5h).

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Average sunshine days in May
Columbus, OH

Average sunshine days in May - Columbus, OH
  • Average sunshine days in May: 10.1 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is May (10.1 days).

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Average UV index in May
Columbus, OH

Average UV index in May - Columbus, OH
  • Average UV index in May: 6

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

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Average cloud cover in May
Columbus, OH

Average cloud cover in May - Columbus, OH
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in May
Columbus, OH

Average visibility in May - Columbus, OH
  • Average visibility in May: 6mi

Months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January and February (5mi).

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