May weather forecast
Port Jervis, NY

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Weather in May

The last month of the spring, May, is an agreeable month in Port Jervis, New York, with temperature in the range of an average low of 48°F (8.9°C) and an average high of 68.2°F (20.1°C).

Temperature

The beginning of May signals a rise in the average high-temperature, moving from a refreshing 55.9°F (13.3°C) in April to an agreeable 68.2°F (20.1°C). During May nights, Port Jervis records an average temperature of 48°F (8.9°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

May is the month with the most rainfall in Port Jervis. Rain falls for 16.7 days and accumulates 2.36" (60mm) of precipitation.

Snowfall

Months with snowfall in Port Jervis are January through May, October through December. May is the last month it regularly snows in Port Jervis. During 0.2 snowfall days, in May, Port Jervis aggregates 0.16" (4mm) of snow. Throughout the year, there are 36.1 snowfall days, and 9.8" (249mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 32min.
On the first day of May in Port Jervis, sunrise is at 5:54 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:25 pm EDT.

Sunshine

The average sunshine in May in Port Jervis is 8.2h.

UV index

In May, the average daily maximum UV index in Port Jervis, New York, is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in May interprets into the following advice:
Stay alert. Light-skinned people could suffer burns 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. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What is the temperature in May in Port Jervis?

The high-temperature, in May, in Port Jervis, records 68.2°F (20.1°C), while the low-temperature is 48°F (8.9°C).

What is the average humidity in May in Port Jervis?

In Port Jervis, the average relative humidity in May is 79%.

What is the wettest month in Port Jervis?

The month with the most rainfall in Port Jervis, New York, is May, when the rain falls for 16.7 days and typically aggregates up to 2.36" (60mm) of precipitation.

How many days does it rain in May in Port Jervis?

In Port Jervis, New York, in May, during 16.7 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

What is the last month it snows in Port Jervis?

May is the last month it regularly snows in Port Jervis. During 0.2 snowfall days, in May, Port Jervis aggregates 0.16" (4mm) of snow.

What is the average length of the day in May in Port Jervis?

The average day length in May in Port Jervis, New York, is 14h and 32min.

When is the sunrise / sunset in May in Port Jervis?

On the first day of May, sunrise is at 5:54 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:25 pm EDT.

How long on average sun shines in May in Port Jervis?

In May, the average sunshine duration is 8.2h.

How high is the UV index in May in Port Jervis?

The average daily maximum UV index in May in Port Jervis, New York, is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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
Port Jervis, NY

Average temperature in May - Port Jervis, NY
  • Average high temperature in May: 68.2°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in May: 48°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in May
Port Jervis, NY

Average pressure in May - Port Jervis, NY
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Port Jervis, NY

Average wind speed in May - Port Jervis, NY
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in May
Port Jervis, NY

Average humidity in May - Port Jervis, NY
  • Average humidity in May: 79%

The months with the highest relative humidity are February and December (83%).
The months with the lowest relative humidity are April and July (77%).

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Average rainfall in May
Port Jervis, NY

Average rainfall in May - Port Jervis, NY
  • Average rainfall in May: 2.36"

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is January (1.02").

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Average rainfall days in May
Port Jervis, NY

Average rainfall days in May - Port Jervis, NY
  • Average rainfall days in May: 16.7 days

The month with the highest number of rainy days is May (16.7 days).
The months with the least rainy days are January and February (8.6 days).

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Average snowfall in May
Port Jervis, NY

Average snowfall in May - Port Jervis, NY
  • Average snowfall in May: 0.16"

The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Port Jervis, NY

Average snowfall days in May - Port Jervis, NY
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is February (10 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
Port Jervis, NY

Average daylight in May / Average sunshine in May - Port Jervis, NY
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in May
Port Jervis, NY

Average sunshine days in May - Port Jervis, NY
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is October (17.4 days).
The months with the least sunshine days are April and May (11.8 days).

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Average UV index in May
Port Jervis, NY

Average UV index in May - Port Jervis, NY
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in May
Port Jervis, NY

Average cloud cover in May - Port Jervis, NY
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in May
Port Jervis, NY

Average visibility in May - Port Jervis, NY
  • Average visibility in May: 5mi

The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).

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Port Jervis, New York, USA

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