May weather forecast
Lebanon, CT

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Weather in May

May, the last month of the spring in Lebanon, is a refreshing month, with an average temperature fluctuating between 48.9°F (9.4°C) and 67.1°F (19.5°C).

Temperature

An increase in the average high-temperature marks May, moving from April's moderate 55.9°F (13.3°C) to a still refreshing 67.1°F (19.5°C). In May, the temperature in Lebanon, Connecticut, drops to an average of 48.9°F (9.4°C) at night.

Humidity

In May, the average relative humidity in Lebanon is 76%.

Rainfall

In Lebanon, in May, during 17.1 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, there are 164.2 rainfall days, and 33.74" (857mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall in Lebanon. May is the last month it regularly snows in Lebanon. During 0.2 snowfall days, in May, Lebanon aggregates 0.28" (7mm) of snow. Throughout the year, there are 31.6 snowfall days, and 15.98" (406mm) of snow is accumulated.

Daylight

The average length of the day in May in Lebanon, Connecticut, is 14h and 33min.
On the first day of the month, sunrise is at 5:44 am and sunset at 7:47 pm. On the last day of May, in Lebanon, sunrise is at 5:16 am and sunset at 8:16 pm EDT.

Sunshine

In Lebanon, the average sunshine in May is 8.3h.

UV index

In Lebanon, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 5 during May translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. To protect against the Sun's most potent rays, avoid direct exposure around midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the temperatures in Lebanon in May?

In Lebanon, 67.1°F (19.5°C) is the average high-temperature and 48.9°F (9.4°C) is the average low-temperature during May.

What is the average humidity in May in Lebanon?

In May, the average relative humidity in Lebanon, Connecticut, is 76%.

How much does it rain in Lebanon in May?

In Lebanon, Connecticut, during May, the rain falls for 17.1 days and regularly aggregates up to 2.76" (70mm) of precipitation.

What is the last month it snows in Lebanon?

May is the last month it regularly snows in Lebanon, Connecticut. During 0.2 snowfall days, in May, Lebanon aggregates 0.28" (7mm) of snow.

How many hours of daylight does Lebanon have in May?

The average day length in May in Lebanon is 14h and 33min.

When are sunrise and sunset in May in Lebanon?

In May, on the first day of the month, sunrise is at 5:44 am and sunset at 7:47 pm. On the last day of the month, in Lebanon, Connecticut, sunrise is at 5:16 am and sunset at 8:16 pm EDT.

How long on average sun shines in May in Lebanon?

In Lebanon, Connecticut, the average sunshine duration in May is 8.3h.

What is the UV index intensity in May in Lebanon?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Lebanon, CT

Average temperature in May - Lebanon, CT
  • Average high temperature in May: 67.1°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in May: 48.9°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in May
Lebanon, CT

Average pressure in May - Lebanon, CT
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Lebanon, CT

Average wind speed in May - Lebanon, CT
  • Average wind speed in May: 7mph

The windiest months (with the highest average wind speed) are January and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in May
Lebanon, CT

Average humidity in May - Lebanon, CT
  • Average humidity in May: 76%

The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in May
Lebanon, CT

Average rainfall in May - Lebanon, CT
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in May
Lebanon, CT

Average rainfall days in May - Lebanon, CT
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in May
Lebanon, CT

Average snowfall in May - Lebanon, CT
  • Average snowfall in May: 0.28"

The month with the highest snowfall is March (4.41").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Lebanon, CT

Average snowfall days in May - Lebanon, CT
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Lebanon, CT

Average daylight in May / Average sunshine in May - Lebanon, CT
  • 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 12min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in May
Lebanon, CT

Average sunshine days in May - Lebanon, CT
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in May
Lebanon, CT

Average UV index in May - Lebanon, CT
  • 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).

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Average cloud cover in May
Lebanon, CT

Average cloud cover in May - Lebanon, CT
  • Average cloud cover in May: 48

The months with the most cloud cover are February, March, May and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in May
Lebanon, CT

Average visibility in May - Lebanon, CT
  • Average visibility in May: 5mi

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

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Lebanon, Connecticut, USA

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