May weather forecast
Seneca Overlook, MD

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Weather in May

The last month of the spring, May, is an agreeable month in Seneca Overlook, Maryland, with an average temperature varying between 54.5°F (12.5°C) and 72.7°F (22.6°C).

Temperature

May's onset witnesses a shift in the average high-temperature, moving from a comfortable 63°F (17.2°C) in April to a pleasant 72.7°F (22.6°C). The nighttime temperature, during May, averages of 54.5°F (12.5°C).

Humidity

May and October, with an average relative humidity of 79%, are the most humid months in Seneca Overlook.

Rainfall

In Seneca Overlook, during May, the rain falls for 17.7 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Seneca Overlook, during the entire year, the rain falls for 158.7 days and collects up to 30.91" (785mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Seneca Overlook aggregates 0.2" (5mm) of snow. Throughout the year, in Seneca Overlook, there are 21.3 snowfall days, and 13.31" (338mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 20min.
On the first day of May, sunrise is at 6:08 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:28 pm EDT.

Sunshine

The average sunshine in May in Seneca Overlook is 8.7h.

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 hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 6 in May interprets into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Frequently asked questions

What are the temperatures in May?

The high-temperature during May is 72.7°F (22.6°C) and the low-temperature is 54.5°F (12.5°C).

What is the most humid month?

The months with the highest humidity are May and October, with an average relative humidity of 79%.

What is the average humidity in May?

The average relative humidity in May is 79%.

How much does it rain in May?

In Seneca Overlook, Maryland, in May, it is raining for 17.7 days, with typically 3.19" (81mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Seneca Overlook aggregates 0.2" (5mm) of snow.

How many hours of daylight does Seneca Overlook have in May?

In Seneca Overlook, the average day length in May is 14h and 20min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:08 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:28 pm EDT.

How many hours of sunshine does Seneca Overlook have in May?

The average sunshine duration in May is 8.7h.

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.

How high is the UV index in May?

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Seneca Overlook, MD

Average temperature in May - Seneca Overlook, MD
  • Average high temperature in May: 72.7°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 (37.8°F).

  • Average low temperature in May: 54.5°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in May
Seneca Overlook, MD

Average pressure in May - Seneca Overlook, 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
Seneca Overlook, MD

Average wind speed in May - Seneca Overlook, MD
  • Average wind speed in May: 6.4mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in May
Seneca Overlook, MD

Average humidity in May - Seneca Overlook, MD
  • Average humidity in May: 79%

The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in May
Seneca Overlook, MD

Average rainfall in May - Seneca Overlook, MD
  • Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.93").

Average rainfall days in May
Seneca Overlook, MD

Average rainfall days in May - Seneca Overlook, 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 January (8.3 days).

Average snowfall in May
Seneca Overlook, MD

Average snowfall in May - Seneca Overlook, MD
  • Average snowfall in May: 0.2"

The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Seneca Overlook, MD

Average snowfall days in May - Seneca Overlook, MD
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Seneca Overlook, MD

Average daylight in May / Average sunshine in May - Seneca Overlook, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in May
Seneca Overlook, MD

Average sunshine days in May - Seneca Overlook, MD
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in May
Seneca Overlook, MD

Average UV index in May - Seneca Overlook, 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, November and December (UV index 2).

Average cloud cover in May
Seneca Overlook, MD

Average cloud cover in May - Seneca Overlook, 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 30).

Average visibility in May
Seneca Overlook, MD

Average visibility in May - Seneca Overlook, 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).

Seneca Overlook, Maryland, USA

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