May weather forecast
Rock Creek Park, MD

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Weather in May

May, the last month of the spring in Rock Creek Park, is a pleasant month, with temperature in the range of an average high of 72.1°F (22.3°C) and an average low of 57.2°F (14°C).

Temperature

In May, the meteorological conditions change with the average high-temperature moving from an enjoyable 62.8°F (17.1°C) in April to a pleasant 72.1°F (22.3°C). During May, Rock Creek Park observes a consistent average nighttime temperature of 57.2°F (14°C).

Humidity

May is the most humid month in Rock Creek Park, Maryland, with an average relative humidity of 78%.

Rainfall

In Rock Creek Park, Maryland, during May, the rain falls for 17.5 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, in Rock Creek Park, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Rock Creek Park, Maryland.

Daylight

The average length of the day in May is 14h and 20min.
On the first day of the month, sunrise is at 6:06 am and sunset at 7:59 pm. On the last day of May, in Rock Creek Park, sunrise is at 5:41 am and sunset at 8:25 pm EDT.

Sunshine

The average sunshine in May is 9.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Rock Creek Park. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 6 in May transforms into this advice:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What is the temperature in May in Rock Creek Park?

The average high-temperature, in May, in Rock Creek Park, is 72.1°F (22.3°C), while the average low-temperature is 57.2°F (14°C).

What is the most humid month in Rock Creek Park?

With an average relative humidity of 78%, May is the most humid month in Rock Creek Park.

What is the average humidity in May in Rock Creek Park?

In Rock Creek Park, Maryland, the average relative humidity in May is 78%.

How many days does it rain in May in Rock Creek Park?

In Rock Creek Park, Maryland, in May, it is raining for 17.5 days, with typically 2.87" (73mm) of accumulated precipitation.

When it does not snow in Rock Creek Park?

In Rock Creek Park, snow does not fall in May through October.

Does it snow in Rock Creek Park in May?

In May, in Rock Creek Park, Maryland, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Rock Creek Park?

The average day length in May in Rock Creek Park is 14h and 20min.

When is the sunrise / sunset in May in Rock Creek Park?

On the first day of May in Rock Creek Park, Maryland, sunrise is at 6:06 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 8:25 pm EDT.

How many hours of sunshine does Rock Creek Park have in May?

In Rock Creek Park, Maryland, the average sunshine duration in May is 9.1h.

What are the months with the highest UV index in Rock Creek Park?

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

What is the UV index reading in May in Rock Creek Park?

The average daily maximum UV index in May in Rock Creek Park is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe 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
Rock Creek Park, MD

Average temperature in May - Rock Creek Park, MD
  • Average high temperature in May: 72.1°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in May: 57.2°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in May
Rock Creek Park, MD

Average pressure in May - Rock Creek Park, 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).

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Average wind speed in May
Rock Creek Park, MD

Average wind speed in May - Rock Creek Park, MD
  • Average wind speed in May: 7.5mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in May
Rock Creek Park, MD

Average humidity in May - Rock Creek Park, 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%).

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Average rainfall in May
Rock Creek Park, MD

Average rainfall in May - Rock Creek Park, MD
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in May
Rock Creek Park, MD

Average rainfall days in May - Rock Creek Park, MD
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in May
Rock Creek Park, MD

Average snowfall in May - Rock Creek Park, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Rock Creek Park, MD

Average snowfall days in May - Rock Creek Park, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (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
Rock Creek Park, MD

Average daylight in May / Average sunshine in May - Rock Creek Park, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in May
Rock Creek Park, MD

Average sunshine days in May - Rock Creek Park, MD
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in May
Rock Creek Park, MD

Average UV index in May - Rock Creek Park, 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
Rock Creek Park, MD

Average cloud cover in May - Rock Creek Park, MD
  • Average cloud cover in May: 42

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).

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Average visibility in May
Rock Creek Park, MD

Average visibility in May - Rock Creek Park, 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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Rock Creek Park, Maryland, USA

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