May weather forecast
Charleston Springs, NJ

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Weather in May

May, the last month of the spring in Charleston Springs, is an agreeable month, with temperature in the range of an average high of 69.1°F (20.6°C) and an average low of 54°F (12.2°C).

Temperature

May shows a rise in the average high-temperature, moving from April's moderate 59.5°F (15.3°C) to an agreeable 69.1°F (20.6°C). Charleston Springs experiences a consistent average temperature of 54°F (12.2°C) throughout the nights in May.

Humidity

The average relative humidity in May is 78%.

Rainfall

In May, the rain falls for 16.1 days. Throughout May, 2.76" (70mm) of precipitation is accumulated. In Charleston Springs, during the entire year, the rain falls for 154.3 days and collects up to 29.25" (743mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. May is the last month it regularly snows in Charleston Springs. During 0.1 snowfall days, in May, Charleston Springs aggregates 0.12" (3mm) of snow. In Charleston Springs, during the entire year, snow falls for 18.9 days and aggregates up to 8.39" (213mm) of snow.

Daylight

In Charleston Springs, the average length of the day in May is 14h and 25min.
On the first day of May, sunrise is at 5:56 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:20 pm EDT.

Sunshine

In Charleston Springs, the average sunshine in May is 8.7h.

UV index

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 5 in May transforms into the following instructions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

During May, Charleston Springs experiences an average high-temperature of 69.1°F (20.6°C) and a low-temperature of 54°F (12.2°C).

What is the average humidity in May?

In May, the average relative humidity is 78%.

How much does it rain in May?

In Charleston Springs, in May, it is raining for 16.1 days, with typically 2.76" (70mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Charleston Springs aggregates 0.12" (3mm) of snow.

What is the average length of the day in May?

In Charleston Springs, the average day length in May is 14h and 25min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:56 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:20 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.7h.

How high is the UV index in May?

The average daily maximum UV index in May in Charleston Springs is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
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
Charleston Springs, NJ

Average temperature in May - Charleston Springs, NJ
  • Average high temperature in May: 69.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in May: 54°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

Average pressure in May
Charleston Springs, NJ

Average pressure in May - Charleston Springs, NJ
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in May
Charleston Springs, NJ

Average wind speed in May - Charleston Springs, NJ
  • Average wind speed in May: 7.5mph

The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in May
Charleston Springs, NJ

Average humidity in May - Charleston Springs, NJ
  • Average humidity in May: 78%

The months with the highest relative humidity are June and October (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in May
Charleston Springs, NJ

Average rainfall in May - Charleston Springs, NJ
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is July (3.5").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in May
Charleston Springs, NJ

Average rainfall days in May - Charleston Springs, NJ
  • Average rainfall days in May: 16.1 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in May
Charleston Springs, NJ

Average snowfall in May - Charleston Springs, NJ
  • Average snowfall in May: 0.12"

The month with the highest snowfall is March (3.23").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
Charleston Springs, NJ

Average snowfall days in May - Charleston Springs, NJ
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Charleston Springs, NJ

Average daylight in May / Average sunshine in May - Charleston Springs, NJ
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in May: 8h and 4min

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 48min).

Average sunshine days in May
Charleston Springs, NJ

Average sunshine days in May - Charleston Springs, NJ
  • Average sunshine days in May: 12.1 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in May
Charleston Springs, NJ

Average UV index in May - Charleston Springs, NJ
  • 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, November and December (UV index 2).

Average cloud cover in May
Charleston Springs, NJ

Average cloud cover in May - Charleston Springs, NJ
  • Average cloud cover in May: 45

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 31).

Average visibility in May
Charleston Springs, NJ

Average visibility in May - Charleston Springs, NJ
  • 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).

Charleston Springs, New Jersey, USA

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