May weather forecast
Plattsburgh, NY

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A sunny and dry day in the townscape of Plattsburgh, New York, with a view of the iconic tower next to the river, dry trees, and a hilly landscape view
A sunny and dry day in the townscape of Plattsburgh, New York, with a view of the iconic tower next to the river, dry trees, and a hilly landscape view

Weather in May

The transition into summer begins with May, which brings more temperate weather conditions. From April to May, there's an observable overhaul as comfortably warm temperatures devour the lingering spring chills. Maximum daylight hours reach 14.8 hours, bathing Plattsburgh in significant sunlight. As one can anticipate, June follows this trajectory, revamping the moderate ambience of May into grand summer heat.

Temperature

A notable increase in the average high-temperature is observed in Plattsburgh during May, soaring from a cool 50.7°F (10.4°C) in April to an enjoyable 65.5°F (18.6°C). An average low-temperature of 46°F (7.8°C) is observed in Plattsburgh during the May nights.

Humidity

The months with the lowest humidity in Plattsburgh are April and May, with an average relative humidity of 75%.

Rainfall

In Plattsburgh, New York, in May, it is raining for 15.9 days, with typically 2.64" (67mm) of accumulated precipitation. In Plattsburgh, during the entire year, the rain falls for 162.6 days and collects up to 27.6" (701mm) of precipitation.

Snowfall

Months with snowfall in Plattsburgh are January through May, October through December. May is the last month it regularly snows. During 0.7 snowfall days, in May, Plattsburgh aggregates 0.16" (4mm) of snow. Throughout the year, in Plattsburgh, there are 78.2 snowfall days, and 37.13" (943mm) of snow is accumulated.

Daylight

In May, the average length of the day in Plattsburgh is 14h and 50min.
On the first day of the month, sunrise is at 5:42 am and sunset at 7:59 pm. On the last day of May, sunrise is at 5:11 am and sunset at 8:31 pm EDT.

Sunshine

In Plattsburgh, the average sunshine in May is 8.9h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Plattsburgh, New York. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: During May, 5 as the daily maximum UV index converts into the following advice:
Ensure safety - Sun damage prevention is strongly urged. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

What is the average May temperature in Plattsburgh?

The high-temperature, in May, in Plattsburgh, is 65.5°F (18.6°C), while the low-temperature averages to 46°F (7.8°C).

What is the least humid month in Plattsburgh?

April and May, with an average relative humidity of 75%, are the least humid months.

What is the average humidity in May in Plattsburgh?

In Plattsburgh, New York, the average relative humidity in May is 75%.

How many days does it rain in May in Plattsburgh?

In May, in Plattsburgh, New York, the rain falls for 15.9 days. Throughout May, 2.64" (67mm) of precipitation is accumulated.

What is the last month it snows in Plattsburgh?

May is the last month it regularly snows. During 0.7 snowfall days, in May, Plattsburgh aggregates 0.16" (4mm) of snow.

How many hours of daylight does Plattsburgh have in May?

In Plattsburgh, New York, the average day length in May is 14h and 50min.

What time are sunrise and sunset in May in Plattsburgh?

In May, on the first day of the month, sunrise is at 5:42 am and sunset at 7:59 pm. On the last day of the month, in Plattsburgh, sunrise is at 5:11 am and sunset at 8:31 pm EDT.

How long on average sun shines in May in Plattsburgh?

In May, the average sunshine duration in Plattsburgh is 8.9h.

What is the month with the highest UV index in Plattsburgh?

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

What is the UV index intensity in May in Plattsburgh?

In Plattsburgh, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Plattsburgh, NY

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

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (24.8°F).

  • Average low temperature in May: 46°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

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Average pressure in May
Plattsburgh, NY

Average pressure in May - Plattsburgh, NY
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in May
Plattsburgh, NY

Average wind speed in May - Plattsburgh, NY
  • Average wind speed in May: 6.8mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in May
Plattsburgh, NY

Average humidity in May - Plattsburgh, NY
  • Average humidity in May: 75%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and May (75%).

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Average rainfall in May
Plattsburgh, NY

Average rainfall in May - Plattsburgh, NY
  • Average rainfall in May: 2.64"

The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is February (1.73").

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Average rainfall days in May
Plattsburgh, NY

Average rainfall days in May - Plattsburgh, NY
  • Average rainfall days in May: 15.9 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (6.8 days).

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Average snowfall in May
Plattsburgh, NY

Average snowfall in May - Plattsburgh, NY
  • Average snowfall in May: 0.16"

The month with the highest snowfall is February (10").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Plattsburgh, NY

Average snowfall days in May - Plattsburgh, NY
  • Average snowfall days in May: 0.7 days

The month with the highest number of snowfall days is January (19.3 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
Plattsburgh, NY

Average daylight in May / Average sunshine in May - Plattsburgh, NY
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

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Average sunshine days in May
Plattsburgh, NY

Average sunshine days in May - Plattsburgh, NY
  • Average sunshine days in May: 12.7 days

The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (8.6 days).

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Average UV index in May
Plattsburgh, NY

Average UV index in May - Plattsburgh, 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
Plattsburgh, NY

Average cloud cover in May - Plattsburgh, NY
  • Average cloud cover in May: 42

The month with the most cloud cover is February (Cloud cover 64).
The months with the least cloud cover are July, August and September (Cloud cover 31).

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Average visibility in May
Plattsburgh, NY

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

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

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Plattsburgh, New York, USA

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