May weather forecast
Bethany, CT

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Weather in May

The last month of the spring, May, is an enjoyable month in Bethany, Connecticut, with temperature in the range of an average low of 50.5°F (10.3°C) and an average high of 66.9°F (19.4°C).

Temperature

Bethany's transition into May is marked by a temperature shift, moving from a moderate 55.9°F (13.3°C) in April to a still refreshing 66.9°F (19.4°C). The average nighttime temperature in Bethany lowers to a cool 50.5°F (10.3°C) throughout May.

Humidity

In May, the average relative humidity in Bethany is 75%.

Rainfall

In Bethany, during May, the rain falls for 14.3 days and regularly aggregates up to 1.22" (31mm) of precipitation. In Bethany, during the entire year, the rain falls for 134.2 days and collects up to 15.12" (384mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. May is the last month it regularly snows in Bethany. During 0.1 snowfall days, in May, Bethany aggregates 0.2" (5mm) of snow. In Bethany, Connecticut, during the entire year, snow falls for 20.5 days and aggregates up to 4.02" (102mm) of snow.

Daylight

In Bethany, Connecticut, the average length of the day in May is 14h and 32min.
On the first day of the month, sunrise is at 5:48 am and sunset at 7:50 pm. On the last day of May, in Bethany, sunrise is at 5:20 am and sunset at 8:18 pm EDT.

Sunshine

The average sunshine in May in Bethany is 8.5h.

UV index

In Bethany, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 5 in May transforms into the following instructions:
Guard yourself - Avoiding sunburn is suggested. Around midday, solar radiation is most harmful; hence, exposure should be limited. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What are the temperatures in Bethany in May?

Bethany in May has an average high-temperature of 66.9°F (19.4°C) and an average low-temperature of 50.5°F (10.3°C).

What is the average humidity in May in Bethany?

The average relative humidity in May in Bethany, Connecticut, is 75%.

How many days does it rain in May in Bethany?

In Bethany, in May, it is raining for 14.3 days, with typically 1.22" (31mm) of accumulated precipitation.

What is the last month it snows in Bethany?

May is the last month it regularly snows in Bethany. During 0.1 snowfall days, in May, Bethany aggregates 0.2" (5mm) of snow.

How many hours of daylight does Bethany have in May?

In Bethany, the average day length in May is 14h and 32min.

When is the sunrise / sunset in May in Bethany?

In May, on the first day of the month, sunrise is at 5:48 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 8:18 pm EDT.

How long on average sun shines in May in Bethany?

In May, the average sunshine duration in Bethany is 8.5h.

What is the UV index reading in May in Bethany?

In Bethany, Connecticut, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes 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
Bethany, CT

Average temperature in May - Bethany, CT
  • Average high temperature in May: 66.9°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in May: 50.5°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in May
Bethany, CT

Average pressure in May - Bethany, CT
  • Average pressure in May: 30.01"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).

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Average wind speed in May
Bethany, CT

Average wind speed in May - Bethany, CT
  • Average wind speed in May: 7.1mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in May
Bethany, CT

Average humidity in May - Bethany, CT
  • Average humidity in May: 75%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in May
Bethany, CT

Average rainfall in May - Bethany, CT
  • Average rainfall in May: 1.22"

The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is February (0.79").

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Average rainfall days in May
Bethany, CT

Average rainfall days in May - Bethany, CT
  • Average rainfall days in May: 14.3 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (7.2 days).

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Average snowfall in May
Bethany, CT

Average snowfall in May - Bethany, CT
  • Average snowfall in May: 0.2"

The month with the highest snowfall is February (1.14").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Bethany, CT

Average snowfall days in May - Bethany, CT
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (6.7 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
Bethany, CT

Average daylight in May / Average sunshine in May - Bethany, 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 3min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Bethany, CT

Average sunshine days in May - Bethany, CT
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is June (13.2 days).

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Average UV index in May
Bethany, CT

Average UV index in May - Bethany, 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
Bethany, CT

Average cloud cover in May - Bethany, CT
  • Average cloud cover in May: 46

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in May
Bethany, CT

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

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

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Bethany, Connecticut, USA

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