May weather forecast
Walker Mill, MD

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Weather in May

May, the last month of the spring in Walker Mill, is a moderately hot month, with an average temperature ranging between min 57°F (13.9°C) and max 73.6°F (23.1°C).

Temperature

The start of May signals an increase in the average high-temperature, moving from a comfortable 64.4°F (18°C) in April to a warm 73.6°F (23.1°C). May's average low-temperature reading settles at a moderate 57°F (13.9°C).

Humidity

May is the most humid month, with an average relative humidity of 77%.

Rainfall

In Walker Mill, in May, during 17.7 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. In Walker Mill, during the entire year, the rain falls for 164.8 days and collects up to 32.87" (835mm) of precipitation.

Snowfall

In Walker Mill, snow does not fall in May through October.

Daylight

The average length of the day in May is 14h and 19min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:00 pm. On the last day of May, sunrise is at 5:44 am and sunset at 8:26 pm EDT.

Sunshine

The average sunshine in May is 9.1h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index, 6 during May, leads to the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

In Walker Mill, 73.6°F (23.1°C) is the average high-temperature and 57°F (13.9°C) is the average low-temperature during May.

What is the most humid month?

With an average relative humidity of 77%, May is the most humid month.

What is the average humidity in May?

In Walker Mill, Maryland, the average relative humidity in May is 77%.

How much does it rain in Walker Mill in May?

In Walker Mill, in May, during 17.7 rainfall days, 3.03" (77mm) of precipitation is typically accumulated.

When it does not snow?

In Walker Mill, snow does not fall in May through October.

Does it snow in May?

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

How many hours of daylight does Walker Mill have in May?

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

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:08 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:26 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 9.1h.

When is the highest UV index?

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

What is the UV index intensity in May?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Walker Mill, MD

Average temperature in May - Walker Mill, MD
  • Average high temperature in May: 73.6°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in May: 57°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

Average pressure in May
Walker Mill, MD

Average pressure in May - Walker Mill, MD
  • Average pressure in May: 30.01"Hg

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

Average wind speed in May
Walker Mill, MD

Average wind speed in May - Walker Mill, MD
  • Average wind speed in May: 6.8mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

Average humidity in May
Walker Mill, MD

Average humidity in May - Walker Mill, MD
  • Average humidity in May: 77%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are January, March and April (72%).

Average rainfall in May
Walker Mill, MD

Average rainfall in May - Walker Mill, MD
  • Average rainfall in May: 3.03"

The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days in May
Walker Mill, MD

Average rainfall days in May - Walker Mill, MD
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in May
Walker Mill, MD

Average snowfall in May - Walker Mill, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Walker Mill, MD

Average snowfall days in May - Walker Mill, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Walker Mill, MD

Average daylight in May / Average sunshine in May - Walker Mill, MD
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in May
Walker Mill, MD

Average sunshine days in May - Walker Mill, MD
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in May
Walker Mill, MD

Average UV index in May - Walker Mill, 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, November and December (UV index 2).

Average cloud cover in May
Walker Mill, MD

Average cloud cover in May - Walker Mill, MD
  • Average cloud cover in May: 42

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in May
Walker Mill, MD

Average visibility in May - Walker Mill, 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).

Walker Mill, Maryland, USA

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