May weather forecast
Cleveland, OH

The Veterans Memorial Bridge on the Cuyahoga River, in Cleveland, Ohio
The Veterans Memorial Bridge on the Cuyahoga River, in Cleveland, Ohio

Weather in May

The last month of the spring, May, is an enjoyable month in Cleveland, Ohio, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 50.7°F (10.4°C).

Temperature

In Cleveland, the average high-temperature in May rises from a cool 52.5°F (11.4°C) in April to a comfortable 64.2°F (17.9°C). In Cleveland, the average low-temperature is 50.7°F (10.4°C).

Humidity

In May, the average relative humidity is 77%.

Rainfall

In Cleveland, Ohio, during May, the rain falls for 14.8 days and regularly aggregates up to 1.57" (40mm) of precipitation. In Cleveland, Ohio, during the entire year, the rain falls for 150.7 days and collects up to 17.44" (443mm) of precipitation.

Snowfall

May through October are months without snowfall in Cleveland.

Ocean temperature

In Cleveland, in May, the average water temperature is 50.5°F (10.3°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

In May, the average length of the day is 14h and 32min.
On the first day of May in Cleveland, sunrise is at 6:23 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:53 pm EDT.

Sunshine

In May, the average sunshine in Cleveland is 9h.

UV index

The average daily maximum UV index in May in Cleveland, Ohio, is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 5 in May transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. 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 Cleveland?

In May, the average high-temperature is 64.2°F (17.9°C), and the average low-temperature is 50.7°F (10.4°C).

What is the average humidity in May in Cleveland?

The average relative humidity in May in Cleveland, Ohio, is 77%.

How much does it rain in Cleveland in May?

In Cleveland, Ohio, during May, the rain falls for 14.8 days and regularly aggregates up to 1.57" (40mm) of precipitation.

When it does not snow in Cleveland?

May through October are months without snowfall in Cleveland, Ohio.

Does it snow in Cleveland in May?

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

What is the water temperature in May in Cleveland?

In Cleveland, in May, the average water temperature is 50.5°F (10.3°C). Swimming in 50.5°F (10.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Cleveland have in May?

The average day length in May in Cleveland, Ohio, is 14h and 32min.

When is the sunrise / sunset in May in Cleveland?

In May, on the first day of the month, sunrise is at 6:23 am and sunset at 8:24 pm. On the last day of the month, in Cleveland, Ohio, sunrise is at 5:55 am and sunset at 8:53 pm EDT.

How many hours of sunshine does Cleveland have in May?

In Cleveland, the average sunshine duration in May is 9h.

What is the UV index intensity in May in Cleveland?

In May, the average daily maximum UV index in Cleveland, Ohio, is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Cleveland, OH

Average temperature in May - Cleveland, OH
  • Average high temperature in May: 64.2°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in May: 50.7°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 (21.6°F).

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Average pressure in May
Cleveland, OH

Average pressure in May - Cleveland, OH
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Cleveland, OH

Average wind speed in May - Cleveland, OH
  • Average wind speed in May: 7.9mph

The windiest month (with the highest average wind speed) is January (11.3mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in May
Cleveland, OH

Average humidity in May - Cleveland, OH
  • Average humidity in May: 77%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (74%).

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Average rainfall in May
Cleveland, OH

Average rainfall in May - Cleveland, OH
  • Average rainfall in May: 1.57"

The wettest month (with the highest rainfall) is October (1.81").
The driest months (with the least rainfall) are February and November (1.14").

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Average rainfall days in May
Cleveland, OH

Average rainfall days in May - Cleveland, OH
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is October (15.7 days).
The month with the least rainy days is February (7.6 days).

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Average snowfall in May
Cleveland, OH

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

The month with the highest snowfall is January (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Cleveland, OH

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

The month with the highest number of snowfall days is January (16.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in May
Cleveland, OH

Average sea temperature in May - Cleveland, OH
  • Average sea temperature in May: 50.5°F

The best month for swimming (with the highest average sea temperature) is August (76.3°F).
The coldest month (with the lowest average sea temperature) is February (33.2°F).

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

Average daylight in May / Average sunshine in May - Cleveland, OH
  • Average daylight in May: 14h and 32min

The month with the longest days is June (Average daylight: 15h and 8min).
The month with the shortest days is December (Average daylight: 9h and 14min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

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Average sunshine days in May
Cleveland, OH

Average sunshine days in May - Cleveland, OH
  • Average sunshine days in May: 13.9 days

The month with the most sunshine days is July (14.6 days).
The month with the least sunshine days is February (8.5 days).

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Average UV index in May
Cleveland, OH

Average UV index in May - Cleveland, OH
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in May
Cleveland, OH

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

The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in May
Cleveland, OH

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

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

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