May weather forecastNorwich, VT
May
Weather in May
May's arrival signals the onset of late spring, characterized by further rising temperatures, creating a comfortable environment for residents and visitors alike. Sunshine dominates most of the days, with the average daily sunshine duration being 8.2 hours. Nature thrives during this period, thereby attracting tourists for cycling trips, bird watching, and nature walks. Melodious bird songs and floral bloom become encore features, painting the city scenery in vibrant hues. Rain showers are fairly common, delicately balancing the warm daytime temperatures.Temperature
The onset of May in Norwich brings a temperature shift, with the average high-temperature moving from a cool 50.4°F (10.2°C) in April to a refreshing 64.6°F (18.1°C). In Norwich, May's nights observe an average temperature dip to a chilly 44.2°F (6.8°C).Humidity
With an average relative humidity of 75%, May is the least humid month.Rainfall
In Norwich, during May, the rain falls for 16.4 days and regularly aggregates up to 2.32" (59mm) of precipitation. In Norwich, Vermont, during the entire year, the rain falls for 156.9 days and collects up to 28.23" (717mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.5 snowfall days, in May, Norwich aggregates 0.43" (11mm) of snow. Throughout the year, there are 75.5 snowfall days, and 40.83" (1037mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 44min.On the first day of May, sunrise is at 5:40 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:10 am and sunset at 8:23 pm EDT.
Sunshine
In May, the average sunshine is 8.2h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Act with care - The need to guard against sun damage is communicated. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Norwich, VT
- Average high temperature in May: 64.6°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in May: 44.2°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in May
Norwich, VT
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Norwich, VT
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Norwich, VT
- Average humidity in May: 75%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is May (75%).
Average rainfall in May
Norwich, VT
- Average rainfall in May: 2.32"
The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in May
Norwich, VT
- Average rainfall days in May: 16.4 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in May
Norwich, VT
- Average snowfall in May: 0.43"
The month with the highest snowfall is February (11.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Norwich, VT
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Norwich, VT
- Average daylight in May: 14h and 42min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in May: 8h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in May
Norwich, VT
- Average sunshine days in May: 11.9 days
The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (9.8 days).
Average UV index in May
Norwich, VT
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in May
Norwich, VT
- Average cloud cover in May: 49
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in May
Norwich, VT
- Average visibility in May: 5mi
The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).





