May weather forecast
De Kalb Junction, NY

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Weather in May

The last month of the spring, May, is a comfortable month in De Kalb Junction, New York, with temperature in the range of an average low of 45.7°F (7.6°C) and an average high of 64.2°F (17.9°C).

Temperature

With the onset of May, De Kalb Junction experiences a temperature shift, with the average high-temperature moving from a cool 50.5°F (10.3°C) in April to an enjoyable 64.2°F (17.9°C). De Kalb Junction records a consistent low-temperature of 45.7°F (7.6°C) during May nights.

Humidity

The average relative humidity in May is 79%.

Rainfall

In May, the rain falls for 9.1 days. Throughout May, 0.63" (16mm) of precipitation is accumulated. In De Kalb Junction, during the entire year, the rain falls for 85.8 days and collects up to 6.46" (164mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, De Kalb Junction aggregates 0.08" (2mm) of snow. In De Kalb Junction, during the entire year, snow falls for 42.4 days and aggregates up to 5.24" (133mm) of snow.

Daylight

The average length of the day in May is 14h and 49min.
On the first day of May, sunrise is at 5:50 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:38 pm EDT.

Sunshine

In De Kalb Junction, the average sunshine in May is 8.4h.

UV index

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 maximum UV index of 4 in May interprets into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

In De Kalb Junction, in May, the average high-temperature is 64.2°F (17.9°C), and the average low-temperature is 45.7°F (7.6°C).

What is the average humidity in May?

The average relative humidity in May is 79%.

How many days does it rain in May?

In De Kalb Junction, during May, the rain falls for 9.1 days and regularly aggregates up to 0.63" (16mm) of precipitation.

What is the last month it snows in De Kalb Junction?

May is the last month it regularly snows. During 0.3 snowfall days, in May, De Kalb Junction aggregates 0.08" (2mm) of snow.

How many hours of daylight does De Kalb Junction have in May?

The average day length in May is 14h and 49min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:50 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:38 pm EDT.

How many hours of sunshine does De Kalb Junction have in May?

In May, the average sunshine duration in De Kalb Junction is 8.4h.

What is the UV index reading in May?

The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium hazard to health 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
De Kalb Junction, NY

Average temperature in May - De Kalb Junction, NY
  • Average high temperature in May: 64.2°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (24.1°F).

  • Average low temperature in May: 45.7°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in May
De Kalb Junction, NY

Average pressure in May - De Kalb Junction, 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).

Average wind speed in May
De Kalb Junction, NY

Average wind speed in May - De Kalb Junction, NY
  • Average wind speed in May: 7.5mph

The windiest months (with the highest average wind speed) are February and April (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in May
De Kalb Junction, NY

Average humidity in May - De Kalb Junction, NY
  • Average humidity in May: 79%

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

Average rainfall in May
De Kalb Junction, NY

Average rainfall in May - De Kalb Junction, NY
  • Average rainfall in May: 0.63"

The wettest month (with the highest rainfall) is October (0.79").
The driest month (with the least rainfall) is September (0.28").

Average rainfall days in May
De Kalb Junction, NY

Average rainfall days in May - De Kalb Junction, NY
  • Average rainfall days in May: 9.1 days

The month with the highest number of rainy days is July (10.5 days).
The month with the least rainy days is February (2.8 days).

Average snowfall in May
De Kalb Junction, NY

Average snowfall in May - De Kalb Junction, NY
  • Average snowfall in May: 0.08"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
De Kalb Junction, NY

Average snowfall days in May - De Kalb Junction, NY
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
De Kalb Junction, NY

Average daylight in May / Average sunshine in May - De Kalb Junction, 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 42min).

Average sunshine days in May
De Kalb Junction, NY

Average sunshine days in May - De Kalb Junction, NY
  • Average sunshine days in May: 17.8 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (16.5 days).

Average UV index in May
De Kalb Junction, NY

Average UV index in May - De Kalb Junction, 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).

Average cloud cover in May
De Kalb Junction, NY

Average cloud cover in May - De Kalb Junction, NY
  • Average cloud cover in May: 45

The months with the most cloud cover are January and February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in May
De Kalb Junction, NY

Average visibility in May - De Kalb Junction, NY
  • Average visibility in May: 6mi

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

De Kalb Junction, New York, USA

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