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
With the onset of May, the average high-temperature slightly shifts from April's fresh 52.3°F (11.3°C) to an enjoyable 66.2°F (19°C). An average low-temperature of 46°F (7.8°C) marks the nights throughout May.Humidity
The months with the lowest humidity are April and May, with an average relative humidity of 79%.Rainfall
In Grotto, in May, it is raining for 17.1 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, there are 143 rainfall days, and 21.3" (541mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Grotto, New York. May is the last month it regularly snows in Grotto. During 0.5 snowfall days, in May, Grotto aggregates 0.08" (2mm) of snow. In Grotto, during the entire year, snow falls for 68.6 days and aggregates up to 18.98" (482mm) of snow.Daylight
The average length of the day in May is 14h and 38min.On the first day of the month, sunrise is at 5:59 am and sunset at 8:06 pm. On the last day of May, in Grotto, sunrise is at 5:30 am and sunset at 8:36 pm EDT.
Sunshine
In Grotto, the average sunshine in May is 8.4h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In May, the maximum UV index of 5 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
What are May temperatures in Grotto?
What is the least humid month in Grotto?
What is the average humidity in May in Grotto?
How many days does it rain in May in Grotto?
What is the last month it snows in Grotto?
How many hours of daylight does Grotto have in May?
When is the sunrise / sunset in May in Grotto?
How many hours of sunshine does Grotto have in May?
What is the UV index intensity in May in Grotto?
Average temperature in May
Grotto, NY
- Average high temperature in May: 66.2°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.5°F).
- Average low temperature in May: 46°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in May
Grotto, NY
- Average pressure in May: 29.99"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
Grotto, NY
- Average wind speed in May: 7.6mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in May
Grotto, NY
- Average humidity in May: 79%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).
Average rainfall in May
Grotto, NY
- Average rainfall in May: 2.32"
The wettest month (with the highest rainfall) is June (2.44").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in May
Grotto, NY
- Average rainfall days in May: 17.1 days
The months with the highest number of rainy days are May and July (17.1 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in May
Grotto, NY
- Average snowfall in May: 0.08"
The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Grotto, NY
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is February (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Grotto, NY
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in May
Grotto, NY
- Average sunshine days in May: 11.4 days
The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in May
Grotto, NY
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in May
Grotto, NY
- Average cloud cover in May: 47
The months with the most cloud cover are January and February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in May
Grotto, NY
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Grotto, New York, USA
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