May weather forecast
McComb, OH

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Weather in May

The last month of the spring, May, is a pleasant month in McComb, Ohio, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 70.3°F (21.3°C).

Temperature

A rise in the average high-temperature is observed during May, moving from a refreshing 58.3°F (14.6°C) in April to an agreeable 70.3°F (21.3°C). May nights cool down to an average low-temperature of 53.1°F (11.7°C).

Humidity

In McComb, Ohio, the average relative humidity in May is 77%.

Rainfall

In McComb, Ohio, during May, the rain falls for 18.9 days and regularly aggregates up to 3.23" (82mm) of precipitation. Throughout the year, in McComb, there are 161.1 rainfall days, and 29.02" (737mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in McComb. During 0.1 snowfall days, in May, McComb aggregates 0.04" (1mm) of snow. In McComb, during the entire year, snow falls for 43.2 days and aggregates up to 13.5" (343mm) of snow.

Daylight

In May, the average length of the day is 14h and 30min.
On the first day of the month, sunrise is at 6:31 am and sunset at 8:32 pm. On the last day of May, sunrise is at 6:04 am and sunset at 9:01 pm EDT.

Sunshine

In May, the average sunshine in McComb is 8.8h.

UV index

In McComb, Ohio, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the average May temperature in McComb?

In May, the average high-temperature and low-temperature in McComb, Ohio, are 70.3°F (21.3°C) and 53.1°F (11.7°C) respectively.

What is the average humidity in May in McComb?

In McComb, the average relative humidity in May is 77%.

How much does it rain in McComb in May?

In May, in McComb, Ohio, the rain falls for 18.9 days. Throughout May, 3.23" (82mm) of precipitation is accumulated.

What is the last month it snows in McComb?

May is the last month it regularly snows in McComb, Ohio. During 0.1 snowfall days, in May, McComb aggregates 0.04" (1mm) of snow.

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

In May, the average day length is 14h and 30min.

What time are sunrise and sunset in May in McComb?

On the first day of May in McComb, sunrise is at 6:31 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 9:01 pm EDT.

How many hours of sunshine does McComb have in May?

The average sunshine duration in May is 8.8h.

What is the UV index intensity in May in McComb?

The average daily maximum UV index in May in McComb, Ohio, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
McComb, OH

Average temperature in May - McComb, OH
  • Average high temperature in May: 70.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in May: 53.1°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in May
McComb, OH

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

The months with the highest atmospheric pressure are January and 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
McComb, OH

Average wind speed in May - McComb, OH
  • Average wind speed in May: 8.2mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in May
McComb, OH

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

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in May
McComb, OH

Average rainfall in May - McComb, OH
  • Average rainfall in May: 3.23"

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is December (1.73").

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Average rainfall days in May
McComb, OH

Average rainfall days in May - McComb, OH
  • Average rainfall days in May: 18.9 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (7.4 days).

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Average snowfall in May
McComb, OH

Average snowfall in May - McComb, OH
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (3.94").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
McComb, OH

Average snowfall days in May - McComb, OH
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (12.7 days).
The 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
McComb, OH

Average daylight in May / Average sunshine in May - McComb, OH
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in May
McComb, OH

Average sunshine days in May - McComb, OH
  • Average sunshine days in May: 10.3 days

The month with the most sunshine days is November (17.4 days).
The months with the least sunshine days are May and June (10.3 days).

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Average UV index in May
McComb, OH

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

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

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Average cloud cover in May
McComb, OH

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

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 32).

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Average visibility in May
McComb, OH

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

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

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McComb, Ohio, USA

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