May weather forecast
Swanton, MD

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Weather in May

The last month of the spring, May, is an enjoyable month in Swanton, Maryland, with an average temperature varying between 48.7°F (9.3°C) and 67.8°F (19.9°C).

Temperature

Swanton in May sees a temperature change, with average high-temperatures moving from a moderate 57.9°F (14.4°C) in April to a comfortable 67.8°F (19.9°C). An average nighttime temperature of 48.7°F (9.3°C) is noted during the month of May.

Humidity

The average relative humidity in May is 81%.

Rainfall

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

Snowfall

January through May, October through December are months with snowfall in Swanton. May is the last month it regularly snows. During 0.6 snowfall days, in May, Swanton aggregates 0.94" (24mm) of snow. Throughout the year, there are 64.2 snowfall days, and 35.24" (895mm) of snow is accumulated.

Daylight

In May, the average length of the day in Swanton is 14h and 22min.
On the first day of the month, sunrise is at 6:16 am and sunset at 8:10 pm. On the last day of May, in Swanton, sunrise is at 5:51 am and sunset at 8:37 pm EDT.

Sunshine

The average sunshine in May in Swanton is 8.4h.

UV index

The months with the highest UV index in Swanton, Maryland, are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What is the average May temperature in Swanton?

May temperatures vary between a high-temperature of 67.8°F (19.9°C) and a low-temperature of 48.7°F (9.3°C).

What is the average humidity in May in Swanton?

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

What is the wettest month in Swanton?

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

How much does it rain in Swanton in May?

In May, in Swanton, Maryland, the rain falls for 22.3 days. Throughout May, 3.9" (99mm) of precipitation is accumulated.

What is the last month it snows in Swanton?

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

How many hours of daylight does Swanton have in May?

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

When are sunrise and sunset in May in Swanton?

On the first day of May in Swanton, Maryland, sunrise is at 6:16 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:37 pm EDT.

How long on average sun shines in May in Swanton?

In Swanton, the average sunshine duration in May is 8.4h.

What are the months with the highest UV index in Swanton?

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

What is the UV index reading in May in Swanton?

The average daily maximum UV index in May in Swanton is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Swanton, MD

Average temperature in May - Swanton, 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
Swanton, MD

Average pressure in May - Swanton, 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
Swanton, MD

Average wind speed in May - Swanton, 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
Swanton, MD

Average humidity in May - Swanton, 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
Swanton, MD

Average rainfall in May - Swanton, 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
Swanton, MD

Average rainfall days in May - Swanton, 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
Swanton, MD

Average snowfall in May - Swanton, 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
Swanton, MD

Average snowfall days in May - Swanton, 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
Swanton, MD

Average daylight in May / Average sunshine in May - Swanton, 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
Swanton, MD

Average sunshine days in May - Swanton, 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
Swanton, MD

Average UV index in May - Swanton, 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
Swanton, MD

Average cloud cover in May - Swanton, 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
Swanton, MD

Average visibility in May - Swanton, 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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Swanton, Maryland, USA

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