May weather forecast
Middle Island, NY

Weather in May

May, the last month of the spring in Middle Island, is an enjoyable month, with an average temperature ranging between min 53.6°F (12°C) and max 61.5°F (16.4°C).

Temperature

In May, the average high-temperature rises from a cool 52.3°F (11.3°C) in April to a comfortable 61.5°F (16.4°C). In May, the average low-temperature is 53.6°F (12°C).

Humidity

May and June, with an average relative humidity of 78%, are the most humid months.

Rainfall

In May, in Middle Island, the rain falls for 15.8 days. Throughout May, 2.87" (73mm) of precipitation is accumulated. In Middle Island, during the entire year, the rain falls for 153 days and collects up to 35.04" (890mm) of precipitation.

Snowfall

January through March, May and December are months with snowfall in Middle Island. May is the first month it typically snows in Middle Island, New York. Throughout May, in the average 0.1 snowfall days, it receives 0.2" (5mm) of snow. In Middle Island, during the entire year, snow falls for 14.9 days and aggregates up to 5.71" (145mm) of snow.

Daylight

The average length of the day in May in Middle Island is 14h and 29min.
On the first day of the month, sunrise is at 5:49 am and sunset at 7:47 pm. On the last day of May, in Middle Island, sunrise is at 5:22 am and sunset at 8:16 pm EDT.

Sunshine

In May, the average sunshine in Middle Island is 8.7h.

UV index

In May, the average daily maximum UV index in Middle Island is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 5 in May transform into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in May in Middle Island?

In Middle Island, in May, the average high-temperature is 61.5°F (16.4°C), and the average low-temperature is 53.6°F (12°C).

What is the most humid month in Middle Island?

The months with the highest humidity in Middle Island, New York, are May and June, with an average relative humidity of 78%.

What is the average humidity in May in Middle Island?

In May, the average relative humidity in Middle Island is 78%.

How much does it rain in Middle Island in May?

In May, in Middle Island, New York, the rain falls for 15.8 days. Throughout May, 2.87" (73mm) of precipitation is accumulated.

When does it start snowing in Middle Island?

May is the first month it typically snows in Middle Island, New York. Throughout May, in the average 0.1 snowfall days, it receives 0.2" (5mm) of snow.

What is the average length of the day in May in Middle Island?

The average day length in May in Middle Island is 14h and 29min.

What time are sunrise and sunset in May in Middle Island?

On the first day of May in Middle Island, New York, sunrise is at 5:49 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:16 pm EDT.

How many hours of sunshine does Middle Island have in May?

The average sunshine duration in May is 8.7h.

What is the UV index intensity in May in Middle Island?

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Middle Island, NY

Average temperature in May - Middle Island, NY
  • Average high temperature in May: 61.5°F

The warmest months (with the highest average high temperature) are July and August (78.3°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in May: 53.6°F

The months with the highest average low temperature are July and August (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

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Average pressure in May
Middle Island, NY

Average pressure in May - Middle Island, NY
  • Average pressure in May: 30.01"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
Middle Island, NY

Average wind speed in May - Middle Island, NY
  • Average wind speed in May: 9.9mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).

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Average humidity in May
Middle Island, NY

Average humidity in May - Middle Island, NY
  • Average humidity in May: 78%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in May
Middle Island, NY

Average rainfall in May - Middle Island, NY
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is January (2.24").

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Average rainfall days in May
Middle Island, NY

Average rainfall days in May - Middle Island, NY
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (8 days).

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Average snowfall in May
Middle Island, NY

Average snowfall in May - Middle Island, NY
  • Average snowfall in May: 0.2"

The month with the highest snowfall is March (2.17").
The months with the least snowfall are April, June, July, August, September, October and November (0").

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Average snowfall days in May
Middle Island, NY

Average snowfall days in May - Middle Island, NY
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Middle Island, NY

Average daylight in May / Average sunshine in May - Middle Island, NY
  • Average daylight in May: 14h and 29min

The month with the longest days is June (Average daylight: 15h and 4min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 42min

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 42min).

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Average sunshine days in May
Middle Island, NY

Average sunshine days in May - Middle Island, NY
  • Average sunshine days in May: 13.9 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is August (12.5 days).

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Average UV index in May
Middle Island, NY

Average UV index in May - Middle Island, NY
  • Average UV index in May: 5

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

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Average cloud cover in May
Middle Island, NY

Average cloud cover in May - Middle Island, NY
  • Average cloud cover in May: 43

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in May
Middle Island, NY

Average visibility in May - Middle Island, NY
  • Average visibility in May: 6mi

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

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