May weather forecast
Chevy Chase, MD

Weather in May

May, the last month of the spring in Chevy Chase, is a warm month, with an average temperature fluctuating between 74.5°F (23.6°C) and 56.3°F (13.5°C).

Temperature

In May, the average high-temperature rises from a comfortable 64.9°F (18.3°C) in April to a moderately hot 74.5°F (23.6°C). In Chevy Chase, Maryland, in May, the average low-temperature is 56.3°F (13.5°C).

Humidity

The average relative humidity in May in Chevy Chase is 75%.

Rainfall

In Chevy Chase, during May, the rain falls for 17.1 days and regularly aggregates up to 2.99" (76mm) of precipitation. Throughout the year, there are 150.3 rainfall days, and 28.66" (728mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Chevy Chase.

Daylight

In May, the average length of the day in Chevy Chase is 14h and 19min.
On the first day of May in Chevy Chase, sunrise is at 6:10 am and sunset at 8:00 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 in Chevy Chase is 8.8h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Chevy Chase. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in May interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in May in Chevy Chase?

In Chevy Chase, Maryland, in May, the average high-temperature is 74.5°F (23.6°C), and the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in May in Chevy Chase?

In May, the average relative humidity in Chevy Chase, Maryland, is 75%.

How many days does it rain in May in Chevy Chase?

In Chevy Chase, Maryland, in May, it is raining for 17.1 days, with typically 2.99" (76mm) of accumulated precipitation.

When it does not snow in Chevy Chase?

In Chevy Chase, snow does not fall in May through October.

Does it snow in Chevy Chase in May?

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

How many hours of daylight does Chevy Chase have in May?

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

When is the sunrise / sunset in May in Chevy Chase?

On the first day of May, sunrise is at 6:10 am and sunset at 8:00 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 in Chevy Chase?

In Chevy Chase, Maryland, the average sunshine duration in May is 8.8h.

When is the highest UV index in Chevy Chase?

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

How high is the UV index in May in Chevy Chase?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Chevy Chase, MD

Average temperature in May - Chevy Chase, MD
  • Average high temperature in May: 74.5°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in May: 56.3°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in May
Chevy Chase, MD

Average pressure in May - Chevy Chase, 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).

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Average wind speed in May
Chevy Chase, MD

Average wind speed in May - Chevy Chase, MD
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in May
Chevy Chase, MD

Average humidity in May - Chevy Chase, MD
  • Average humidity in May: 75%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in May
Chevy Chase, MD

Average rainfall in May - Chevy Chase, MD
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.69").

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Average rainfall days in May
Chevy Chase, MD

Average rainfall days in May - Chevy Chase, MD
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in May
Chevy Chase, MD

Average snowfall in May - Chevy Chase, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Chevy Chase, MD

Average snowfall days in May - Chevy Chase, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (4.4 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
Chevy Chase, MD

Average daylight in May / Average sunshine in May - Chevy Chase, MD
  • Average daylight in May: 14h and 19min

The month with the longest days is June (Average daylight: 14h and 52min).
The month with the shortest days is December (Average daylight: 9h and 29min).

  • Average sunshine in May: 8h and 48min

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

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Average sunshine days in May
Chevy Chase, MD

Average sunshine days in May - Chevy Chase, MD
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (20.4 days).
The months with the least sunshine days are May and July (12.3 days).

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Average UV index in May
Chevy Chase, MD

Average UV index in May - Chevy Chase, 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).

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Average cloud cover in May
Chevy Chase, MD

Average cloud cover in May - Chevy Chase, MD
  • Average cloud cover in May: 44

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in May
Chevy Chase, MD

Average visibility in May - Chevy Chase, 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).

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