May weather forecast
Deer Park, MD

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Weather in May

The last month of the spring, May, is a refreshing month in Deer Park, Maryland, with an average temperature fluctuating between 67.8°F (19.9°C) and 48.7°F (9.3°C).

Temperature

May's arrival signals a temperature shift, moving from a mild 57.9°F (14.4°C) in April to an enjoyable 67.8°F (19.9°C). Throughout the month of May, Deer Park witnesses an average temperature of 48.7°F (9.3°C).

Humidity

In Deer Park, the average relative humidity in May is 81%.

Rainfall

The month with the most rainfall is May, when the rain falls for 22.3 days and typically aggregates up to 3.9" (99mm) of precipitation.

Snowfall

Months with snowfall in Deer Park are January through May, October through December. May is the last month it regularly snows in Deer Park. During 0.6 snowfall days, in May, Deer Park aggregates 0.94" (24mm) of snow. Throughout the year, in Deer Park, there are 64.2 snowfall days, and 35.2" (894mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 22min.
On the first day of the month, sunrise is at 6:17 am and sunset at 8:11 pm. On the last day of May, in Deer Park, sunrise is at 5:52 am and sunset at 8:37 pm EDT.

Sunshine

In Deer Park, the average sunshine in May is 8.4h.

UV index

The months with the highest UV index in Deer Park, Maryland, are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 5 in May translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What are May temperatures in Deer Park?

The high-temperature, in May, in Deer Park, records 67.8°F (19.9°C), while the low-temperature is 48.7°F (9.3°C).

What is the average humidity in May in Deer Park?

In May, the average relative humidity in Deer Park, Maryland, is 81%.

What is the wettest month in Deer Park?

May is the month with the most rainfall in Deer Park, Maryland. Rain falls for 22.3 days and accumulates 3.9" (99mm) of precipitation.

How many days does it rain in May in Deer Park?

In Deer Park, Maryland, during May, the rain falls for 22.3 days and regularly aggregates up to 3.9" (99mm) of precipitation.

What is the last month it snows in Deer Park?

May is the last month it regularly snows in Deer Park. During 0.6 snowfall days, in May, Deer Park aggregates 0.94" (24mm) of snow.

What is the average length of the day in May in Deer Park?

The average day length in May in Deer Park is 14h and 22min.

When are sunrise and sunset in May in Deer Park?

In May, on the first day of the month, sunrise is at 6:17 am and sunset at 8:11 pm. On the last day of the month, in Deer Park, Maryland, sunrise is at 5:52 am and sunset at 8:37 pm EDT.

How long on average sun shines in May in Deer Park?

The average sunshine duration in May in Deer Park is 8.4h.

When is the highest UV index in Deer Park?

May through August, with an average maximum UV index of 5, are months with the highest UV index in Deer Park.

What is the UV index reading in May in Deer Park?

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Deer Park, MD

Average temperature in May - Deer Park, MD
  • Average high temperature in May: 67.8°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in May: 48.7°F

The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in May
Deer Park, MD

Average pressure in May - Deer 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 (29.96"Hg).

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Average wind speed in May
Deer Park, MD

Average wind speed in May - Deer Park, MD
  • Average wind speed in May: 6.6mph

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in May
Deer Park, MD

Average humidity in May - Deer Park, MD
  • Average humidity in May: 81%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is July (78%).

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Average rainfall in May
Deer Park, MD

Average rainfall in May - Deer Park, MD
  • Average rainfall in May: 3.9"

The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is November (2.24").

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Average rainfall days in May
Deer Park, MD

Average rainfall days in May - Deer Park, MD
  • Average rainfall days in May: 22.3 days

The month with the highest number of rainy days is May (22.3 days).
The month with the least rainy days is February (9.3 days).

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Average snowfall in May
Deer Park, MD

Average snowfall in May - Deer Park, MD
  • Average snowfall in May: 0.94"

The month with the highest snowfall is February (7.6").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Deer Park, MD

Average snowfall days in May - Deer Park, MD
  • Average snowfall days in May: 0.6 days

The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Deer Park, MD

Average daylight in May / Average sunshine in May - Deer 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 24min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in May
Deer Park, MD

Average sunshine days in May - Deer Park, MD
  • Average sunshine days in May: 6.9 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is May (6.9 days).

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Average UV index in May
Deer Park, MD

Average UV index in May - Deer Park, MD
  • Average UV index in May: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Deer Park, MD

Average cloud cover in May - Deer Park, MD
  • Average cloud cover in May: 50

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 40).

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Average visibility in May
Deer Park, MD

Average visibility in May - Deer Park, MD
  • Average visibility in May: 5mi

The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).

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Deer Park, Maryland, USA

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