May weather forecast
Silver Spring, MD

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Weather in May

May, the last month of the spring in Silver Spring, is a warm month, with an average temperature varying between 74.3°F (23.5°C) and 56.5°F (13.6°C).

Temperature

The shift into May brings an increase in the average high-temperature, moving from a comfortable 64.9°F (18.3°C) in April to a moderately hot 74.3°F (23.5°C). Throughout the month of May, Silver Spring reports a steady low-temperature average of 56.5°F (13.6°C).

Humidity

The months with the highest humidity are May, October and December, with an average relative humidity of 75%.

Rainfall

In Silver Spring, Maryland, in May, it is raining for 17.7 days, with typically 2.87" (73mm) of accumulated precipitation. In Silver Spring, during the entire year, the rain falls for 154.8 days and collects up to 30.28" (769mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Silver Spring, the average length of the day in May is 14h and 19min.
On the first day of May, sunrise is at 6:09 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:27 pm EDT.

Sunshine

The average sunshine in May is 8.6h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average UV index of 6 in May transforms into this advice:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

In May, the average high-temperature and low-temperature in Silver Spring are 74.3°F (23.5°C) and 56.5°F (13.6°C) respectively.

What are the most humid months?

The months with the highest humidity are May, October and December, with an average relative humidity of 75%.

What is the average humidity in May in Silver Spring?

The average relative humidity in May is 75%.

How many days does it rain in May?

In Silver Spring, in May, during 17.7 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

When it does not snow?

In Silver Spring, 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 Silver Spring have in May?

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

When is the sunrise / sunset in May in Silver Spring?

In May, on the first day of the month, sunrise is at 6:09 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:27 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.6h.

What are the months with the highest UV index?

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

What is the UV index reading in May in Silver Spring?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to 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
Silver Spring, MD

Average temperature in May - Silver Spring, MD
  • Average high temperature in May: 74.3°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in May: 56.5°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in May
Silver Spring, MD

Average pressure in May - Silver Spring, 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 (29.95"Hg).

Average wind speed in May
Silver Spring, MD

Average wind speed in May - Silver Spring, MD
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in May
Silver Spring, MD

Average humidity in May - Silver Spring, MD
  • Average humidity in May: 75%

The months with the highest relative humidity are May, October and December (75%).
The month with the lowest relative humidity is July (69%).

Average rainfall in May
Silver Spring, MD

Average rainfall in May - Silver Spring, MD
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.89").

Average rainfall days in May
Silver Spring, MD

Average rainfall days in May - Silver Spring, MD
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in May
Silver Spring, MD

Average snowfall in May - Silver Spring, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Silver Spring, MD

Average snowfall days in May - Silver Spring, 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
Silver Spring, MD

Average daylight in May / Average sunshine in May - Silver Spring, 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: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in May
Silver Spring, MD

Average sunshine days in May - Silver Spring, MD
  • Average sunshine days in May: 12 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12 days).

Average UV index in May
Silver Spring, MD

Average UV index in May - Silver Spring, 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
Silver Spring, MD

Average cloud cover in May - Silver Spring, MD
  • Average cloud cover in May: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
Silver Spring, MD

Average visibility in May - Silver Spring, MD
  • Average visibility in May: 5mi

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

Silver Spring, Maryland, USA

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