May weather forecastNew Preston, CT
May
Weather in May
May, the last month of the spring in New Preston, is a pleasant month, with an average temperature fluctuating between 47.8°F (8.8°C) and 68°F (20°C).Temperature
With the transition into May, New Preston experiences an increase in average high-temperatures, moving up from a moderate 55.8°F (13.2°C) in April to an agreeable 68°F (20°C). An average low-temperature of 47.8°F (8.8°C) marks the nights throughout May.Humidity
In New Preston, the average relative humidity in May is 77%.Rainfall
In New Preston, Connecticut, in May, it is raining for 17.8 days, with typically 3.03" (77mm) of accumulated precipitation. In New Preston, during the entire year, the rain falls for 161.7 days and collects up to 34.41" (874mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, New Preston aggregates 0.28" (7mm) of snow. In New Preston, during the entire year, snow falls for 38.3 days and aggregates up to 19.84" (504mm) of snow.Daylight
The average length of the day in May is 14h and 33min.On the first day of May, sunrise is at 5:48 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:21 pm EDT.
Sunshine
In New Preston, the average sunshine in May is 8.1h.UV index
In New Preston, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In May, an average UV index of 5 transforms into the following instructions:
Take precautions - Protection against sunburn is recommended. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
New Preston, CT
- Average high temperature in May: 68°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 (31.5°F).
- Average low temperature in May: 47.8°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in May
New Preston, 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).
Average wind speed in May
New Preston, CT
- Average wind speed in May: 6.2mph
The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
New Preston, CT
- Average humidity in May: 77%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (73%).
Average rainfall in May
New Preston, CT
- Average rainfall in May: 3.03"
The wettest month (with the highest rainfall) is July (3.7").
The driest month (with the least rainfall) is January (2.13").
Average rainfall days in May
New Preston, CT
- Average rainfall days in May: 17.8 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in May
New Preston, CT
- Average snowfall in May: 0.28"
The month with the highest snowfall is February (5.16").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
New Preston, CT
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is February (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
New Preston, CT
- Average daylight in May: 14h and 36min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in May
New Preston, CT
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is January (17.5 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in May
New Preston, CT
- Average UV index in May: 5
The month with the highest UV index is June (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
New Preston, CT
- Average cloud cover in May: 49
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in May
New Preston, CT
- Average visibility in May: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).





