Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average sea temperature in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
In New London, the average high-temperature in May increases from a fresh 53.4°F (11.9°C) in April to an enjoyable 63.3°F (17.4°C). An average nighttime temperature of 50.9°F (10.5°C) is observed in New London during May.Humidity
The average relative humidity in May is 78%.Rainfall
In May, in New London, the rain falls for 15.6 days. Throughout May, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 159.8 rainfall days, and 33.07" (840mm) of precipitation is accumulated.Snowfall
In New London, snow does not fall in May through October.Ocean temperature
In New London, the average seawater temperature in May is 51.8°F (11°C).Note: Beware of 51.8°F (11°C) waters at 55.4°F (13°C), they're uninviting, and a dip below 50°F (10°C) has risks of breath loss and cold shock, contingent on health.
Daylight
The average length of the day in May in New London is 14h and 31min.On the first day of May, sunrise is at 5:44 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 8:14 pm EDT.
Sunshine
The average sunshine in May in New London is 8.6h.UV index
The average daily maximum UV index in May in New London is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index, 5 during May, leads to the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Enhance your sun protection with tightly woven, yet airy clothing. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for New London in May?
What is the average humidity in May in New London?
How many days does it rain in May in New London?
When it does not snow in New London?
Does it snow in New London in May?
What is the water temperature in May in New London?
What is the average length of the day in May in New London?
What time are sunrise and sunset in May in New London?
How long on average sun shines in May in New London?
What is the UV index reading in May in New London?
Average temperature in May
New London, CT
- Average high temperature in May: 63.3°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in May: 50.9°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in May
New London, 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).
Average wind speed in May
New London, CT
- Average wind speed in May: 9.1mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).
Average humidity in May
New London, CT
- Average humidity in May: 78%
The month with the highest relative humidity is June (80%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in May
New London, CT
- Average rainfall in May: 2.52"
The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in May
New London, CT
- Average rainfall days in May: 15.6 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in May
New London, CT
- Average snowfall in May: 0"
The month with the highest snowfall is March (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
New London, CT
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in May
New London, CT
- Average sea temperature in May: 51.9°F
The best month for swimming (with the highest average sea temperature) is August (72.1°F).
The coldest month (with the lowest average sea temperature) is February (38.8°F).
Average daylight in May /
Average sunshine in May
New London, 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 4min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in May
New London, CT
- Average sunshine days in May: 13.4 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (12.5 days).
Average UV index in May
New London, 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
New London, CT
- Average cloud cover in May: 44
The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
New London, CT
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).