May weather forecast
Patchogue, NY

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Weather in May

The last month of the spring, May, is a comfortable month in Patchogue, New York, with an average temperature fluctuating between 54.3°F (12.4°C) and 61.2°F (16.2°C).

Temperature

With the beginning of May, Patchogue's average high-temperature sees a minor increase, transitioning from a fresh 52.3°F (11.3°C) in April to a comfortable 61.2°F (16.2°C). Patchogue encounters a negligible difference from daytime peaks throughout the May nights, with a low-temperature average of 54.3°F (12.4°C).

Humidity

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

Rainfall

In May, the rain falls for 16.1 days. Throughout May, 2.91" (74mm) of precipitation is accumulated. In Patchogue, during the entire year, the rain falls for 155.3 days and collects up to 34.84" (885mm) of precipitation.

Snowfall

January through March, May, October and December are months with snowfall in Patchogue. May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, in Patchogue, there are 14.7 snowfall days, and 6.14" (156mm) of snow is accumulated.

Daylight

In Patchogue, the average length of the day in May is 14h and 28min.
On the first day of the month, sunrise is at 5:49 am and sunset at 7:48 pm. On the last day of May, sunrise is at 5:22 am and sunset at 8:16 pm EDT.

Sunshine

The average sunshine in May in Patchogue, New York, is 8.9h.

UV index

In May, the average daily maximum UV index in Patchogue, New York, is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 5 in May translates into the following instructions:
Act with care - The need to guard against sun damage is communicated. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. 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 alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What are the temperatures in Patchogue in May?

May temperatures vary between a high-temperature of 61.2°F (16.2°C) and a low-temperature of 54.3°F (12.4°C).

What is the most humid month in Patchogue?

The months with the highest humidity in Patchogue are May and June, with an average relative humidity of 78%.

What is the average humidity in May in Patchogue?

In Patchogue, New York, the average relative humidity in May is 78%.

How much does it rain in Patchogue in May?

In May, in Patchogue, the rain falls for 16.1 days. Throughout May, 2.91" (74mm) of precipitation is accumulated.

When does it start snowing in Patchogue?

May is the first month it typically snows in Patchogue, New York. Throughout May, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow.

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

In Patchogue, New York, the average day length in May is 14h and 28min.

When is the sunrise / sunset in May in Patchogue?

On the first day of May in Patchogue, sunrise is at 5:49 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:16 pm EDT.

How long on average sun shines in May in Patchogue?

In Patchogue, New York, the average sunshine duration in May is 8.9h.

What is the UV index reading in May in Patchogue?

In May, the average daily maximum UV index in Patchogue, New York, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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
Patchogue, NY

Average temperature in May - Patchogue, NY
  • Average high temperature in May: 61.2°F

The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in May: 54.3°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure in May
Patchogue, NY

Average pressure in May - Patchogue, 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
Patchogue, NY

Average wind speed in May - Patchogue, NY
  • Average wind speed in May: 10.1mph

The windiest month (with the highest average wind speed) is January (13.8mph).
The calmest months (with the lowest average wind speed) are July and August (9mph).

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Average humidity in May
Patchogue, NY

Average humidity in May - Patchogue, 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
Patchogue, NY

Average rainfall in May - Patchogue, NY
  • Average rainfall in May: 2.91"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in May
Patchogue, NY

Average rainfall days in May - Patchogue, NY
  • Average rainfall days in May: 16.1 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in May
Patchogue, NY

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

The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, June, July, August, September and November (0").

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Average snowfall days in May
Patchogue, NY

Average snowfall days in May - Patchogue, 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 and September (0 days).

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Average daylight in May /
Average sunshine in May
Patchogue, NY

Average daylight in May / Average sunshine in May - Patchogue, 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 18min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in May
Patchogue, NY

Average sunshine days in May - Patchogue, NY
  • Average sunshine days in May: 13.5 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in May
Patchogue, NY

Average UV index in May - Patchogue, 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
Patchogue, NY

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

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in May
Patchogue, NY

Average visibility in May - Patchogue, 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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Patchogue, New York, USA

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