May weather forecast
South River Manor, MD

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Weather in May

The last month of the spring, May, is an agreeable month in South River Manor, Maryland, with an average temperature ranging between max 71.2°F (21.8°C) and min 57.7°F (14.3°C).

Temperature

The beginning of May signals a rise in the average high-temperature, moving from a comfortable 62.2°F (16.8°C) in April to a pleasant 71.2°F (21.8°C). South River Manor throughout May, experiences an average nighttime temperature of 57.7°F (14.3°C).

Humidity

May is the most humid month, with an average relative humidity of 78%.

Rainfall

In May, the rain falls for 13.8 days. Throughout May, 0.87" (22mm) of precipitation is accumulated. In South River Manor, during the entire year, the rain falls for 120.4 days and collects up to 10.47" (266mm) of precipitation.

Snowfall

In South River Manor, snow does not fall in April through October.

Daylight

The average length of the day in May is 14h and 19min.
On the first day of May, sunrise is at 6:07 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:25 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 hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in May interprets into the following advice:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What is the temperature in May in South River Manor?

In South River Manor, in May, the average high-temperature is 71.2°F (21.8°C), and the average low-temperature is 57.7°F (14.3°C).

What is the most humid month?

The most humid month in South River Manor is May, with an average relative humidity of 78%.

What is the average humidity in May?

The average relative humidity in May is 78%.

How much does it rain in May?

In South River Manor, in May, during 13.8 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does South River Manor have in May?

In May, the average day length is 14h and 19min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:07 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:25 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May in South River Manor is 9h.

What are the months with the highest UV index?

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

How high is the UV index in May?

In South River Manor, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
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
South River Manor, MD

Average temperature in May - South River Manor, MD
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in May: 57.7°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in May
South River Manor, MD

Average pressure in May - South River Manor, MD
  • Average pressure in May: 30.01"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).

Average wind speed in May
South River Manor, MD

Average wind speed in May - South River Manor, MD
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in May
South River Manor, MD

Average humidity in May - South River Manor, MD
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

Average rainfall in May
South River Manor, MD

Average rainfall in May - South River Manor, MD
  • Average rainfall in May: 0.87"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in May
South River Manor, MD

Average rainfall days in May - South River Manor, MD
  • Average rainfall days in May: 13.8 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

Average snowfall in May
South River Manor, MD

Average snowfall in May - South River Manor, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
South River Manor, MD

Average snowfall days in May - South River Manor, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.5 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
South River Manor, MD

Average daylight in May / Average sunshine in May - South River Manor, 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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in May
South River Manor, MD

Average sunshine days in May - South River Manor, MD
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

Average UV index in May
South River Manor, MD

Average UV index in May - South River Manor, 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).

Average cloud cover in May
South River Manor, MD

Average cloud cover in May - South River Manor, MD
  • Average cloud cover in May: 41

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in May
South River Manor, MD

Average visibility in May - South River Manor, 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).

South River Manor, Maryland, USA

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