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
May's arrival coincides with a rise in the average high-temperature, moving from April's fresh 53.4°F (11.9°C) to a comfortable 67.1°F (19.5°C). During the nights in May, the temperature averages to a frosty 46.9°F (8.3°C).Humidity
In May, the average relative humidity in Penn Yan is 78%.Rainfall
In Penn Yan, in May, during 18.1 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. In Penn Yan, during the entire year, the rain falls for 171.3 days and collects up to 28.7" (729mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Penn Yan. During 0.5 snowfall days, in May, Penn Yan aggregates 0.16" (4mm) of snow. In Penn Yan, during the entire year, snow falls for 81.1 days and aggregates up to 31.61" (803mm) of snow.Daylight
In Penn Yan, New York, the average length of the day in May is 14h and 38min.On the first day of May in Penn Yan, sunrise is at 6:01 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:39 pm EDT.
Sunshine
The average sunshine in May in Penn Yan is 9h.UV index
The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: An average UV index of 5 in May transforms into this advice:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Penn Yan?
What is the average humidity in May in Penn Yan?
How many days does it rain in May in Penn Yan?
What is the last month it snows in Penn Yan?
How many hours of daylight does Penn Yan have in May?
When is the sunrise / sunset in May in Penn Yan?
How many hours of sunshine does Penn Yan have in May?
How high is the UV index in May in Penn Yan?
Average temperature in May
Penn Yan, NY
- Average high temperature in May: 67.1°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in May: 46.9°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in May
Penn Yan, 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
Penn Yan, NY
- Average wind speed in May: 7.6mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6mph).
Average humidity in May
Penn Yan, NY
- Average humidity in May: 78%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is April (77%).
Average rainfall in May
Penn Yan, NY
- Average rainfall in May: 2.95"
The wettest month (with the highest rainfall) is October (3.03").
The driest month (with the least rainfall) is January (1.73").
Average rainfall days in May
Penn Yan, NY
- Average rainfall days in May: 18.1 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in May
Penn Yan, NY
- Average snowfall in May: 0.16"
The month with the highest snowfall is February (7.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Penn Yan, NY
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Penn Yan, 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: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in May
Penn Yan, NY
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (5.5 days).
Average UV index in May
Penn Yan, 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 and December (UV index 1).
Average cloud cover in May
Penn Yan, NY
- Average cloud cover in May: 43
The months with the most cloud cover are January and February (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in May
Penn Yan, NY
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August and October (6mi).
The months with the lowest visibility are January, February, March, September, November and December (5mi).
Penn Yan, New York, USA
Weather forecast for your location
2. Allow the app to use your location