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 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
Weather in May
Temperature
The transition to May introduces an increase in the average high-temperature, shifting from a cool 51.4°F (10.8°C) in April to an enjoyable 64.9°F (18.3°C). The low-temperature averages to a frosty 44.2°F (6.8°C) during the nights of May.Humidity
In Merrickville, the average relative humidity in May is 80%.Rainfall
May is the month with the most rainfall. Rain falls for 19.3 days and accumulates 3.19" (81mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.8 snowfall days, in May, Merrickville aggregates 0.51" (13mm) of snow. In Merrickville, during the entire year, snow falls for 89.3 days and aggregates up to 43.94" (1116mm) of snow.Daylight
In May, the average length of the day is 14h and 37min.On the first day of May, sunrise is at 5:54 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:30 pm EDT.
Sunshine
In Merrickville, the average sunshine in May is 8h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In May, the maximum UV index of 5 suggests these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. To guard against the harmful effects of the Sun, minimize exposure during midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May in Merrickville?
What is the wettest month?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Merrickville have in May?
When is the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Merrickville, NY
- Average high temperature in May: 64.9°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in May: 44.2°F
The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in May
Merrickville, NY
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Merrickville, NY
- Average wind speed in May: 7mph
The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in May
Merrickville, NY
- Average humidity in May: 80%
The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is July (79%).
Average rainfall in May
Merrickville, NY
- Average rainfall in May: 3.19"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in May
Merrickville, NY
- Average rainfall days in May: 19.3 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in May
Merrickville, NY
- Average snowfall in May: 0.51"
The month with the highest snowfall is January (9.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Merrickville, NY
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (20.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Merrickville, NY
- Average daylight in May: 14h and 4min
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 0min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in May
Merrickville, NY
- Average sunshine days in May: 9.8 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is February (5.7 days).
Average UV index in May
Merrickville, NY
- 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, November and December (UV index 1).
Average cloud cover in May
Merrickville, NY
- Average cloud cover in May: 52
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in May
Merrickville, NY
- Average visibility in May: 5mi
The months with the highest visibility are April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, March, August, September and December (4mi).
Merrickville, New York, USA
Weather forecast for your location
2. Allow the app to use your location