May weather forecast
Willoughby, MD

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Weather in May

May, the last month of the spring in Willoughby, is a pleasant month, with an average temperature ranging between min 56.8°F (13.8°C) and max 71.2°F (21.8°C).

Temperature

With the transition into May, Willoughby experiences an increase in average high-temperatures, moving up from an enjoyable 62.1°F (16.7°C) in April to an agreeable 71.2°F (21.8°C). During the month of May, an average temperature of 56.8°F (13.8°C) is noted during the nights in Willoughby.

Humidity

The most humid month in Willoughby is May, with an average relative humidity of 79%.

Rainfall

In May, the rain falls for 16.8 days. Throughout May, 2.72" (69mm) of precipitation is accumulated. Throughout the year, there are 154.8 rainfall days, and 30.59" (777mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In May, the average length of the day in Willoughby is 14h and 19min.
On the first day of May, sunrise is at 6:05 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:23 pm EDT.

Sunshine

The average sunshine in May is 9h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: During May, 6 as the daily maximum UV index converts into the following advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What are the temperatures in Willoughby in May?

The high-temperature, in May, in Willoughby, records 71.2°F (21.8°C), while the low-temperature is 56.8°F (13.8°C).

What is the most humid month in Willoughby?

May is the most humid month in Willoughby, Maryland, with an average relative humidity of 79%.

What is the average humidity in May in Willoughby?

In May, the average relative humidity is 79%.

How much does it rain in Willoughby in May?

In May, the rain falls for 16.8 days. Throughout May, 2.72" (69mm) of precipitation is accumulated.

When it does not snow in Willoughby?

In Willoughby, Maryland, snow does not fall in May through October.

Does it snow in Willoughby in May?

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

How many hours of daylight does Willoughby have in May?

The average day length in May is 14h and 19min.

What time are sunrise and sunset in May in Willoughby?

On the first day of May in Willoughby, Maryland, sunrise is at 6:05 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:23 pm EDT.

How long on average sun shines in May in Willoughby?

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

What is the month with the highest UV index in Willoughby?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Willoughby, Maryland.

What is the UV index reading in May in Willoughby?

In May, the average daily maximum UV index in Willoughby is 6. A UV Index estimate of 6 to 7 represents a high 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
Willoughby, MD

Average temperature in May - Willoughby, MD
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in May: 56.8°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in May
Willoughby, MD

Average pressure in May - Willoughby, MD
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Willoughby, MD

Average wind speed in May - Willoughby, MD
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in May
Willoughby, MD

Average humidity in May - Willoughby, MD
  • Average humidity in May: 79%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are April and November (73%).

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Average rainfall in May
Willoughby, MD

Average rainfall in May - Willoughby, MD
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.73").

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Average rainfall days in May
Willoughby, MD

Average rainfall days in May - Willoughby, MD
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in May
Willoughby, MD

Average snowfall in May - Willoughby, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Willoughby, MD

Average snowfall days in May - Willoughby, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Willoughby, MD

Average daylight in May / Average sunshine in May - Willoughby, MD
  • 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: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in May
Willoughby, MD

Average sunshine days in May - Willoughby, MD
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (10.6 days).

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Average UV index in May
Willoughby, MD

Average UV index in May - Willoughby, MD
  • Average UV index in May: 6

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

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Average cloud cover in May
Willoughby, MD

Average cloud cover in May - Willoughby, MD
  • Average cloud cover in May: 43

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in May
Willoughby, MD

Average visibility in May - Willoughby, MD
  • 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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Willoughby, Maryland, USA

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