May weather forecast
Berwyn, NY

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Weather in May

The last month of the spring, May, is a refreshing month in Berwyn, New York, with an average temperature fluctuating between 65.5°F (18.6°C) and 46.2°F (7.9°C).

Temperature

As Berwyn, New York, transitions into May, a rise in the average high-temperature is observed, moving from a cool 52°F (11.1°C) in April to a refreshing 65.5°F (18.6°C). Berwyn's nights in May experience an average temperature drop to a chilly 46.2°F (7.9°C).

Humidity

April and May, with an average relative humidity of 79%, are the least humid months in Berwyn, New York.

Rainfall

The month with the most rainfall in Berwyn is May, when the rain falls for 13.8 days and typically aggregates up to 1.18" (30mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Berwyn, New York. During 0.5 snowfall days, in May, Berwyn aggregates 0.12" (3mm) of snow. Throughout the year, in Berwyn, there are 67.3 snowfall days, and 12.32" (313mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 40min.
On the first day of the month, sunrise is at 5:57 am and sunset at 8:05 pm. On the last day of May, in Berwyn, New York, sunrise is at 5:28 am and sunset at 8:35 pm EDT.

Sunshine

In May, the average sunshine in Berwyn is 8.4h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Enhance your sun protection with tightly woven, yet airy clothing. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What is the usual temperature for Berwyn in May?

The high-temperature in Berwyn, New York, during May is 65.5°F (18.6°C) and the low-temperature is 46.2°F (7.9°C).

What is the least humid month in Berwyn?

April and May, with an average relative humidity of 79%, are the least humid months in Berwyn, New York.

What is the average humidity in May in Berwyn?

The average relative humidity in May in Berwyn is 79%.

What is the rainiest month in Berwyn?

May is the month with the most rainfall in Berwyn. Rain falls for 13.8 days and accumulates 1.18" (30mm) of precipitation.

How many days does it rain in May in Berwyn?

In May, the rain falls for 13.8 days. Throughout May, 1.18" (30mm) of precipitation is accumulated.

What is the last month it snows in Berwyn?

May is the last month it regularly snows in Berwyn. During 0.5 snowfall days, in May, Berwyn aggregates 0.12" (3mm) of snow.

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

The average day length in May is 14h and 40min.

What time are sunrise and sunset in May in Berwyn?

On the first day of May in Berwyn, New York, sunrise is at 5:57 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:35 pm EDT.

How many hours of sunshine does Berwyn have in May?

The average sunshine duration in May in Berwyn is 8.4h.

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

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

What is the UV index intensity in May in Berwyn?

In May, the average daily maximum UV index in Berwyn is 5. A UV Index estimate of 3 to 5 represents 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
Berwyn, NY

Average temperature in May - Berwyn, NY
  • Average high temperature in May: 65.5°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in May: 46.2°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in May
Berwyn, NY

Average pressure in May - Berwyn, NY
  • Average pressure in May: 29.99"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Berwyn, NY

Average wind speed in May - Berwyn, NY
  • Average wind speed in May: 7.7mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in May
Berwyn, NY

Average humidity in May - Berwyn, NY
  • Average humidity in May: 79%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).

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Average rainfall in May
Berwyn, NY

Average rainfall in May - Berwyn, NY
  • Average rainfall in May: 1.18"

The wettest month (with the highest rainfall) is May (1.18").
The driest month (with the least rainfall) is September (0.63").

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Average rainfall days in May
Berwyn, NY

Average rainfall days in May - Berwyn, NY
  • Average rainfall days in May: 13.8 days

The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (4.5 days).

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Average snowfall in May
Berwyn, NY

Average snowfall in May - Berwyn, NY
  • Average snowfall in May: 0.12"

The month with the highest snowfall is November (2.44").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Berwyn, NY

Average snowfall days in May - Berwyn, NY
  • Average snowfall days in May: 0.5 days

The month with the highest number of snowfall days is February (14.3 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
Berwyn, NY

Average daylight in May / Average sunshine in May - Berwyn, NY
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).

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Average sunshine days in May
Berwyn, NY

Average sunshine days in May - Berwyn, NY
  • Average sunshine days in May: 13.8 days

The month with the most sunshine days is October (18.2 days).
The months with the least sunshine days are February and July (12.9 days).

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Average UV index in May
Berwyn, NY

Average UV index in May - Berwyn, NY
  • 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 and December (UV index 1).

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Average cloud cover in May
Berwyn, NY

Average cloud cover in May - Berwyn, NY
  • Average cloud cover in May: 46

The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 35).

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Average visibility in May
Berwyn, NY

Average visibility in May - Berwyn, NY
  • Average visibility in May: 6mi

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

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Berwyn, New York, USA

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