May weather forecast
Upper Seneca Crest, MD

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Weather in May

The last month of the spring, May, is a pleasant month in Upper Seneca Crest, Maryland, with an average temperature ranging between min 54.5°F (12.5°C) and max 72.7°F (22.6°C).

Temperature

May's arrival signals a temperature shift, moving from a refreshing 63°F (17.2°C) in April to an agreeable 72.7°F (22.6°C). Upper Seneca Crest records a steady low-temperature average of 54.5°F (12.5°C) during May.

Humidity

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

Rainfall

In Upper Seneca Crest, during May, the rain falls for 17.7 days and regularly aggregates up to 3.19" (81mm) of precipitation. Throughout the year, there are 158.7 rainfall days, and 30.91" (785mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Upper Seneca Crest aggregates 0.2" (5mm) of snow. In Upper Seneca Crest, during the entire year, snow falls for 21.3 days and aggregates up to 13.31" (338mm) of snow.

Daylight

In May, the average length of the day is 14h and 20min.
On the first day of the month, sunrise is at 6:09 am and sunset at 8:02 pm. On the last day of May, sunrise is at 5:44 am and sunset at 8:28 pm EDT.

Sunshine

The average sunshine in May 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 value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during May leads to these advisories:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct 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. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.

Frequently asked questions

What is the average May temperature in Upper Seneca Crest?

Upper Seneca Crest in May has an average high-temperature of 72.7°F (22.6°C) and an average low-temperature of 54.5°F (12.5°C).

What is the most humid month?

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

What is the average humidity in May?

The average relative humidity in May is 79%.

How many days does it rain in May?

In Upper Seneca Crest, during May, the rain falls for 17.7 days and regularly aggregates up to 3.19" (81mm) of precipitation.

What is the last month it snows?

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

What is the average length of the day in May in Upper Seneca Crest?

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

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:09 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 long on average sun shines in May?

In Upper Seneca Crest, the average sunshine duration in May is 8.7h.

When is the highest UV index?

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

What is the UV index reading in May?

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Upper Seneca Crest, MD

Average temperature in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average pressure in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average wind speed in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average humidity in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average rainfall in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average rainfall days in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average snowfall in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average snowfall days in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average daylight in May / Average sunshine in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average sunshine days in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average UV index in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average cloud cover in May - Upper Seneca Crest, 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
Upper Seneca Crest, MD

Average visibility in May - Upper Seneca Crest, 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).

Upper Seneca Crest, Maryland, USA

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