May weather forecastSandy Hook, CT
May
Weather in May
May, the last month of the spring in Sandy Hook, is a comfortable month, with an average temperature ranging between min 50.2°F (10.1°C) and max 67.3°F (19.6°C).Temperature
In Sandy Hook, the average high-temperature in May increases from a mild 56.1°F (13.4°C) in April to a comfortable 67.3°F (19.6°C). Nighttime temperatures consistently average a cool 50.2°F (10.1°C) during May.Humidity
In May, the average relative humidity in Sandy Hook is 76%.Rainfall
In Sandy Hook, during May, the rain falls for 17.8 days and regularly aggregates up to 3.07" (78mm) of precipitation. Throughout the year, there are 169.7 rainfall days, and 36.93" (938mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Sandy Hook. May is the last month it regularly snows. During 0.1 snowfall days, in May, Sandy Hook aggregates 0.2" (5mm) of snow. Throughout the year, there are 34.5 snowfall days, and 17.01" (432mm) of snow is accumulated.Daylight
In Sandy Hook, the average length of the day in May is 14h and 32min.On the first day of the month, sunrise is at 5:49 am and sunset at 7:51 pm. On the last day of May, sunrise is at 5:21 am and sunset at 8:19 pm EDT.
Sunshine
The average sunshine in May is 8.5h.UV index
The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In May, the maximum UV index of 5 suggests these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Sandy Hook, CT
- Average high temperature in May: 67.3°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in May: 50.2°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in May
Sandy Hook, 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
Sandy Hook, CT
- Average wind speed in May: 6.5mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in May
Sandy Hook, CT
- Average humidity in May: 76%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall in May
Sandy Hook, CT
- Average rainfall in May: 3.07"
The wettest month (with the highest rainfall) is December (4.02").
The driest months (with the least rainfall) are January and September (2.4").
Average rainfall days in May
Sandy Hook, CT
- Average rainfall days in May: 17.8 days
The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in May
Sandy Hook, CT
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (4.37").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Sandy Hook, CT
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Sandy Hook, CT
- Average daylight in May: 14h and 30min
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 30min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
Sandy Hook, CT
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in May
Sandy Hook, 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).
Average cloud cover in May
Sandy Hook, CT
- Average cloud cover in May: 46
The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in May
Sandy Hook, CT
- Average visibility in May: 5mi
The months with the highest visibility are January, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are February and May (5mi).





