May weather forecast
Fallston, MD

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Weather in May

May, the last month of the spring in Fallston, is a pleasant month, with an average temperature ranging between min 54.5°F (12.5°C) and max 71.4°F (21.9°C).

Temperature

The start of May is characterized by an increase in the average high-temperature, transitioning from an enjoyable 61.9°F (16.6°C) in April to an agreeable 71.4°F (21.9°C). Fallston records an average low of 54.5°F (12.5°C) throughout the nights in May.

Humidity

With an average relative humidity of 80%, May is the most humid month.

Rainfall

In Fallston, in May, during 17.1 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. In Fallston, Maryland, during the entire year, the rain falls for 155.7 days and collects up to 32.64" (829mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Fallston, Maryland. May is the last month it regularly snows. During 0.2 snowfall days, in May, Fallston aggregates 0.2" (5mm) of snow. In Fallston, during the entire year, snow falls for 19.9 days and aggregates up to 9.72" (247mm) of snow.

Daylight

In Fallston, Maryland, the average length of the day in May is 14h and 22min.
On the first day of May, sunrise is at 6:05 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:26 pm EDT.

Sunshine

In May, the average sunshine is 8.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 6 during May leads to these instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the temperature in May in Fallston?

Fallston in May has an average high-temperature of 71.4°F (21.9°C) and an average low-temperature of 54.5°F (12.5°C).

What is the most humid month in Fallston?

With an average relative humidity of 80%, May is the most humid month.

What is the average humidity in May in Fallston?

In May, the average relative humidity is 80%.

How much does it rain in Fallston in May?

In Fallston, in May, during 17.1 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

What is the last month it snows in Fallston?

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

What is the average length of the day in May in Fallston?

In Fallston, the average day length in May is 14h and 22min.

What time are sunrise and sunset in May in Fallston?

In May, on the first day of the month, sunrise is at 6:05 am and sunset at 7:59 pm. On the last day of the month, in Fallston, sunrise is at 5:40 am and sunset at 8:26 pm EDT.

How many hours of sunshine does Fallston have in May?

In May, the average sunshine duration is 8.4h.

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

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

What is the UV index intensity in May in Fallston?

The average daily maximum UV index in May in Fallston is 6. A UV Index estimate of 6 to 7 represents a high health threat from 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
Fallston, MD

Average temperature in May - Fallston, MD
  • Average high temperature in May: 71.4°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (37.6°F).

  • Average low temperature in May: 54.5°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

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Average pressure in May
Fallston, MD

Average pressure in May - Fallston, MD
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Fallston, MD

Average wind speed in May - Fallston, MD
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in May
Fallston, MD

Average humidity in May - Fallston, MD
  • Average humidity in May: 80%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in May
Fallston, MD

Average rainfall in May - Fallston, MD
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is February (2.09").

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Average rainfall days in May
Fallston, MD

Average rainfall days in May - Fallston, MD
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in May
Fallston, MD

Average snowfall in May - Fallston, MD
  • Average snowfall in May: 0.2"

The month with the highest snowfall is March (2.87").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Fallston, MD

Average snowfall days in May - Fallston, MD
  • Average snowfall days in May: 0.2 days

The months with the highest number of snowfall days are January and February (5.6 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
Fallston, MD

Average daylight in May / Average sunshine in May - Fallston, 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 July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in May
Fallston, MD

Average sunshine days in May - Fallston, MD
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in May
Fallston, MD

Average UV index in May - Fallston, 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).

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Average cloud cover in May
Fallston, MD

Average cloud cover in May - Fallston, MD
  • Average cloud cover in May: 47

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in May
Fallston, MD

Average visibility in May - Fallston, 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).

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Fallston, Maryland, USA

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