May weather forecast
Millboro, VA

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Weather in May

May, the last month of the spring in Millboro, is an agreeable month, with temperature in the range of an average low of 48.9°F (9.4°C) and an average high of 70.5°F (21.4°C).

Temperature

Noticing a change, the average high-temperature during May moves from April's enjoyable 61°F (16.1°C) to an agreeable 70.5°F (21.4°C). In Millboro, May nights cool down to an average of 48.9°F (9.4°C).

Humidity

In Millboro, the average relative humidity in May is 79%.

Rainfall

The month with the most rainfall in Millboro is May, when the rain falls for 19.7 days and typically aggregates up to 3.23" (82mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Millboro aggregates 0.04" (1mm) of snow. In Millboro, during the entire year, snow falls for 41.9 days and aggregates up to 36.5" (927mm) of snow.

Daylight

In Millboro, the average length of the day in May is 14h and 14min.
On the first day of the month, sunrise is at 6:21 am and sunset at 8:09 pm. On the last day of May, sunrise is at 5:57 am and sunset at 8:34 pm EDT.

Sunshine

The average sunshine in May is 8.9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 5 during May translates into the following guidance:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

An average high-temperature, in May, in Millboro, is 70.5°F (21.4°C) and the average low-temperature is 48.9°F (9.4°C).

What is the average humidity in May?

The average relative humidity in May is 79%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 19.7 days and accumulates 3.23" (82mm) of precipitation.

How much does it rain in May?

In Millboro, in May, during 19.7 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Millboro aggregates 0.04" (1mm) of snow.

How many hours of daylight does Millboro have in May?

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

What time are sunrise and sunset in May in Millboro?

In May, on the first day of the month, sunrise is at 6:21 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 8:34 pm EDT.

How many hours of sunshine does Millboro have in May?

In May, the average sunshine duration is 8.9h.

What is the month with the highest UV index?

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

How high is the UV index in May?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
Millboro, VA

Average temperature in May - Millboro, VA
  • Average high temperature in May: 70.5°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in May: 48.9°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in May
Millboro, VA

Average pressure in May - Millboro, VA
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in May
Millboro, VA

Average wind speed in May - Millboro, VA
  • Average wind speed in May: 5.3mph

The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in May
Millboro, VA

Average humidity in May - Millboro, VA
  • Average humidity in May: 79%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June and July (76%).

Average rainfall in May
Millboro, VA

Average rainfall in May - Millboro, VA
  • Average rainfall in May: 3.23"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in May
Millboro, VA

Average rainfall days in May - Millboro, VA
  • Average rainfall days in May: 19.7 days

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is November (8.1 days).

Average snowfall in May
Millboro, VA

Average snowfall in May - Millboro, VA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (9.02").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Millboro, VA

Average snowfall days in May - Millboro, VA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Millboro, VA

Average daylight in May / Average sunshine in May - Millboro, VA
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in May
Millboro, VA

Average sunshine days in May - Millboro, VA
  • Average sunshine days in May: 9.2 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (9.2 days).

Average UV index in May
Millboro, VA

Average UV index in May - Millboro, VA
  • Average UV index in May: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Millboro, VA

Average cloud cover in May - Millboro, VA
  • Average cloud cover in May: 45

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June, July and November (Cloud cover 36).

Average visibility in May
Millboro, VA

Average visibility in May - Millboro, VA
  • Average visibility in May: 4mi

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

Millboro, Virginia, USA

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