May weather forecast
DeRuyter, NY

Share

Weather in May

The last month of the spring, May, is an enjoyable month in DeRuyter, New York, with temperature in the range of an average high of 65.5°F (18.6°C) and an average low of 46.2°F (7.9°C).

Temperature

May's onset is marked by a temperature increase, moving from a cool 52°F (11.1°C) in April to an enjoyable 65.5°F (18.6°C). During the May nights, an average temperature of 46.2°F (7.9°C) is observed.

Humidity

The months with the lowest humidity are April and May, with an average relative humidity of 79%.

Rainfall

The month with the most rainfall is May, when the rain falls for 13.8 days and typically aggregates up to 1.18" (30mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.5 snowfall days, in May, DeRuyter aggregates 0.12" (3mm) of snow. Throughout the year, there are 67.3 snowfall days, and 12.32" (313mm) of snow is accumulated.

Daylight

In DeRuyter, New York, the average length of the day in May is 14h and 39min.
On the first day of May, sunrise is at 5:56 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:34 pm EDT.

Sunshine

The average sunshine in May is 8.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: During May, 5 as the daily maximum UV index converts into the following advice:
Take precautions - Protection against sun damage is advised. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

In DeRuyter, 65.5°F (18.6°C) is the average high-temperature and 46.2°F (7.9°C) is the average low-temperature during May.

What is the least humid month?

The months with the lowest humidity are April and May, with an average relative humidity of 79%.

What is the average humidity in May?

The average relative humidity in May in DeRuyter is 79%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 13.8 days and typically aggregates up to 1.18" (30mm) of precipitation.

How many days does it rain in May?

In DeRuyter, in May, it is raining for 13.8 days, with typically 1.18" (30mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.5 snowfall days, in May, DeRuyter aggregates 0.12" (3mm) of snow.

What is the average length of the day in May?

In May, the average day length is 14h and 39min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:56 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:34 pm EDT.

How many hours of sunshine does DeRuyter have in May?

In May, the average sunshine duration is 8.4h.

When is the highest UV index?

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

How high is the UV index in May?

In DeRuyter, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
DeRuyter, NY

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

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in May: 46.2°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in May
DeRuyter, NY

Average pressure in May - DeRuyter, NY
  • Average pressure in May: 29.99"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).

Average wind speed in May
DeRuyter, NY

Average wind speed in May - DeRuyter, NY
  • Average wind speed in May: 7.7mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in May
DeRuyter, NY

Average humidity in May - DeRuyter, NY
  • Average humidity in May: 79%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).

Average rainfall in May
DeRuyter, NY

Average rainfall in May - DeRuyter, NY
  • Average rainfall in May: 1.18"

The wettest month (with the highest rainfall) is May (1.18").
The driest month (with the least rainfall) is September (0.63").

Average rainfall days in May
DeRuyter, NY

Average rainfall days in May - DeRuyter, NY
  • Average rainfall days in May: 13.8 days

The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in May
DeRuyter, NY

Average snowfall in May - DeRuyter, NY
  • Average snowfall in May: 0.12"

The month with the highest snowfall is November (2.44").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
DeRuyter, NY

Average snowfall days in May - DeRuyter, NY
  • Average snowfall days in May: 0.5 days

The month with the highest number of snowfall days is February (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - DeRuyter, NY
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).

Average sunshine days in May
DeRuyter, NY

Average sunshine days in May - DeRuyter, NY
  • Average sunshine days in May: 13.8 days

The month with the most sunshine days is October (18.2 days).
The months with the least sunshine days are February and July (12.9 days).

Average UV index in May
DeRuyter, NY

Average UV index in May - DeRuyter, 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).

Average cloud cover in May
DeRuyter, NY

Average cloud cover in May - DeRuyter, NY
  • Average cloud cover in May: 46

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

Average visibility in May
DeRuyter, NY

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

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

DeRuyter, New York, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location