May weather forecast
Prospect, CT

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Weather in May

May, the last month of the spring in Prospect, is an agreeable month, with an average temperature ranging between min 49.6°F (9.8°C) and max 68.4°F (20.2°C).

Temperature

Prospect's transition into May brings a rise in the average high-temperature, moving from a refreshing 56.8°F (13.8°C) in April to a pleasant 68.4°F (20.2°C). Prospect, in May, experiences an average temperature of 49.6°F (9.8°C) at night.

Humidity

The average relative humidity in May is 75%.

Rainfall

In Prospect, in May, it is raining for 17.9 days, with typically 2.83" (72mm) of accumulated precipitation. In Prospect, during the entire year, the rain falls for 163.7 days and collects up to 35.79" (909mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Prospect. May is the last month it regularly snows. During 0.2 snowfall days, in May, Prospect aggregates 0.2" (5mm) of snow. Throughout the year, in Prospect, Connecticut, there are 32.2 snowfall days, and 17.2" (437mm) of snow is accumulated.

Daylight

The average length of the day in May in Prospect is 14h and 32min.
On the first day of May, sunrise is at 5:47 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.

Sunshine

In May, the average sunshine is 8.1h.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk 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:
Undertake precautions - It is suggested to shield oneself from sunburn. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. During bright days, sunglasses that offer UVA and UVB defense are recommended. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What are the temperatures in Prospect in May?

The high-temperature, in May, in Prospect, records 68.4°F (20.2°C), while the low-temperature is 49.6°F (9.8°C).

What is the average humidity in May in Prospect?

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

How many days does it rain in May in Prospect?

In Prospect, Connecticut, in May, during 17.9 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

What is the last month it snows in Prospect?

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

What is the average length of the day in May in Prospect?

The average day length in May in Prospect, Connecticut, is 14h and 32min.

When is the sunrise / sunset in May in Prospect?

On the first day of May, sunrise is at 5:47 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 Prospect?

In May, the average sunshine duration is 8.1h.

How high is the UV index in May in Prospect?

In May, the average daily maximum UV index in Prospect is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Prospect, CT

Average temperature in May - Prospect, CT
  • Average high temperature in May: 68.4°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in May
Prospect, CT

Average pressure in May - Prospect, 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
Prospect, CT

Average wind speed in May - Prospect, CT
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in May
Prospect, CT

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

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in May
Prospect, CT

Average rainfall in May - Prospect, CT
  • Average rainfall in May: 2.83"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is September (2.13").

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Average rainfall days in May
Prospect, CT

Average rainfall days in May - Prospect, CT
  • Average rainfall days in May: 17.9 days

The months with the highest number of rainy days are May and July (17.9 days).
The month with the least rainy days is January (8.5 days).

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Average snowfall in May
Prospect, CT

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

The month with the highest snowfall is February (4.8").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Prospect, CT

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

The month with the highest number of snowfall days is February (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Prospect, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in May
Prospect, CT

Average sunshine days in May - Prospect, CT
  • Average sunshine days in May: 11.6 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in May
Prospect, CT

Average UV index in May - Prospect, 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
Prospect, CT

Average cloud cover in May - Prospect, CT
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in May
Prospect, CT

Average visibility in May - Prospect, 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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Prospect, Connecticut, USA

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