May weather forecast
Norfolk, NY

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Weather in May

The last month of the spring, May, is an enjoyable month in Norfolk, New York, with an average temperature ranging between max 64.4°F (18°C) and min 45.7°F (7.6°C).

Temperature

The shift from April to May sees an increase in the average high-temperature, transitioning from a cool 50.2°F (10.1°C) to a comfortable 64.4°F (18°C). Norfolk's nighttime temperature in May falls to an average of 45.7°F (7.6°C).

Humidity

The average relative humidity in May is 78%.

Rainfall

In Norfolk, in May, during 16.4 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Norfolk, during the entire year, the rain falls for 156 days and collects up to 29.72" (755mm) of precipitation.

Snowfall

Months with snowfall in Norfolk are January through May, October through December. May is the last month it regularly snows in Norfolk. During 0.6 snowfall days, in May, Norfolk aggregates 0.35" (9mm) of snow. In Norfolk, during the entire year, snow falls for 74.7 days and aggregates up to 37.99" (965mm) of snow.

Daylight

In Norfolk, the average length of the day in May is 14h and 51min.
On the first day of May in Norfolk, sunrise is at 5:48 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 8:38 pm EDT.

Sunshine

The average sunshine in May is 8.3h.

UV index

In Norfolk, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 4 in May translates into this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What are May temperatures in Norfolk?

The average high-temperature and low-temperature in Norfolk, New York, during May are 64.4°F (18°C) and 45.7°F (7.6°C) respectively.

What is the average humidity in May in Norfolk?

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

How many days does it rain in May in Norfolk?

In Norfolk, New York, in May, it is raining for 16.4 days, with typically 2.72" (69mm) of accumulated precipitation.

What is the last month it snows in Norfolk?

May is the last month it regularly snows in Norfolk, New York. During 0.6 snowfall days, in May, Norfolk aggregates 0.35" (9mm) of snow.

How many hours of daylight does Norfolk have in May?

In Norfolk, New York, the average day length in May is 14h and 51min.

When is the sunrise / sunset in May in Norfolk?

In May, on the first day of the month, sunrise is at 5:48 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 8:38 pm EDT.

How many hours of sunshine does Norfolk have in May?

In May, the average sunshine duration is 8.3h.

What is the UV index intensity in May in Norfolk?

In Norfolk, New York, the average daily maximum UV index in May is 4. 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
Norfolk, NY

Average temperature in May - Norfolk, NY
  • Average high temperature in May: 64.4°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in May: 45.7°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in May
Norfolk, NY

Average pressure in May - Norfolk, 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
Norfolk, NY

Average wind speed in May - Norfolk, NY
  • Average wind speed in May: 7.3mph

The windiest months (with the highest average wind speed) are February and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in May
Norfolk, NY

Average humidity in May - Norfolk, NY
  • Average humidity in May: 78%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in May
Norfolk, NY

Average rainfall in May - Norfolk, NY
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is August (3.03").
The driest months (with the least rainfall) are March and September (2.01").

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Average rainfall days in May
Norfolk, NY

Average rainfall days in May - Norfolk, NY
  • Average rainfall days in May: 16.4 days

The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is February (6 days).

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Average snowfall in May
Norfolk, NY

Average snowfall in May - Norfolk, NY
  • Average snowfall in May: 0.35"

The month with the highest snowfall is January (8.39").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Norfolk, NY

Average snowfall days in May - Norfolk, NY
  • Average snowfall days in May: 0.6 days

The month with the highest number of snowfall days is February (17.3 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
Norfolk, NY

Average daylight in May / Average sunshine in May - Norfolk, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 2h and 36min).

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Average sunshine days in May
Norfolk, NY

Average sunshine days in May - Norfolk, NY
  • Average sunshine days in May: 12 days

The month with the most sunshine days is November (15 days).
The month with the least sunshine days is July (9.3 days).

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Average UV index in May
Norfolk, NY

Average UV index in May - Norfolk, NY
  • Average UV index in May: 4

The months with the highest UV index are 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
Norfolk, NY

Average cloud cover in May - Norfolk, NY
  • Average cloud cover in May: 45

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

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Average visibility in May
Norfolk, NY

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

The months with the highest visibility are April, May, June, July, September and October (6mi).
The months with the lowest visibility are January and February (4mi).

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Norfolk, New York, USA

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