May weather forecast
Patapsco, MD

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Weather in May

May, the last month of the spring in Patapsco, is a pleasant month, with an average temperature ranging between max 71.2°F (21.8°C) and min 53.1°F (11.7°C).

Temperature

Patapsco's transition into May sees a rise in the average high-temperature, advancing from an enjoyable 61.5°F (16.4°C) in April to a pleasant 71.2°F (21.8°C). In the month of May, the average low-temperature usually rests at a cool 53.1°F (11.7°C).

Humidity

May is the most humid month, with an average relative humidity of 81%.

Rainfall

In Patapsco, Maryland, in May, it is raining for 17.5 days, with typically 3.35" (85mm) of accumulated precipitation. Throughout the year, there are 158.9 rainfall days, and 32.68" (830mm) of precipitation is accumulated.

Snowfall

In Patapsco, snow does not fall in May through September.

Daylight

In Patapsco, the average length of the day in May is 14h and 22min.
On the first day of the month, sunrise is at 6:07 am and sunset at 8:01 pm. On the last day of May, sunrise is at 5:42 am and sunset at 8:28 pm EDT.

Sunshine

In Patapsco, the average sunshine in May is 8.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Patapsco, Maryland. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the average May temperature in Patapsco?

An average high-temperature, in May, in Patapsco, is 71.2°F (21.8°C) and the average low-temperature is 53.1°F (11.7°C).

What is the most humid month in Patapsco?

The most humid month in Patapsco is May, with an average relative humidity of 81%.

What is the average humidity in May in Patapsco?

The average relative humidity in May in Patapsco, Maryland, is 81%.

How many days does it rain in May in Patapsco?

In Patapsco, Maryland, in May, it is raining for 17.5 days, with typically 3.35" (85mm) of accumulated precipitation.

When it does not snow in Patapsco?

May through September are months without snowfall in Patapsco.

Does it snow in Patapsco in May?

In May, in Patapsco, Maryland, it doesn't snow. April is the latest month when it typically snows.

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

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

What time are sunrise and sunset in May in Patapsco?

In May, on the first day of the month, sunrise is at 6:07 am and sunset at 8:01 pm. On the last day of the month, in Patapsco, sunrise is at 5:42 am and sunset at 8:28 pm EDT.

How many hours of sunshine does Patapsco have in May?

In May, the average sunshine duration is 8.1h.

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

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

What is the UV index intensity in May in Patapsco?

In May, the average daily maximum UV index in Patapsco, Maryland, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Patapsco, MD

Average temperature in May - Patapsco, MD
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in May: 53.1°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in May
Patapsco, MD

Average pressure in May - Patapsco, 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 (29.94"Hg).

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Average wind speed in May
Patapsco, MD

Average wind speed in May - Patapsco, MD
  • Average wind speed in May: 6.8mph

The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in May
Patapsco, MD

Average humidity in May - Patapsco, MD
  • Average humidity in May: 81%

The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January, April, July and November (76%).

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Average rainfall in May
Patapsco, MD

Average rainfall in May - Patapsco, MD
  • Average rainfall in May: 3.35"

The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (2.13").

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Average rainfall days in May
Patapsco, MD

Average rainfall days in May - Patapsco, MD
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in May
Patapsco, MD

Average snowfall in May - Patapsco, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is March (4.06").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Patapsco, MD

Average snowfall days in May - Patapsco, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Patapsco, MD

Average daylight in May / Average sunshine in May - Patapsco, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in May
Patapsco, MD

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

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is July (11.6 days).

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Average UV index in May
Patapsco, MD

Average UV index in May - Patapsco, 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
Patapsco, MD

Average cloud cover in May - Patapsco, MD
  • Average cloud cover in May: 48

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in May
Patapsco, MD

Average visibility in May - Patapsco, MD
  • Average visibility in May: 5mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

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Patapsco, Maryland, USA

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