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 53.6°F (12°C) to a comfortable 66.7°F (19.3°C). Manhattan observes an average nighttime temperature of 45.9°F (7.7°C) during May.Humidity
The average relative humidity in May in Manhattan is 79%.Rainfall
In Manhattan, during May, the rain falls for 15.3 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 125.8 rainfall days, and 15.71" (399mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.5 snowfall days, in May, Manhattan aggregates 0.28" (7mm) of snow. Throughout the year, there are 43.8 snowfall days, and 13.39" (340mm) of snow is accumulated.Daylight
In Manhattan, the average length of the day in May is 14h and 34min.On the first day of May in Manhattan, sunrise is at 6:05 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:38 pm EDT.
Sunshine
The average sunshine in May is 8.2h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index in Manhattan. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 5 during May translates into the following directions:
Put precautions into practice - Protective measures against sun-induced damage are advised. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What are the temperatures in Manhattan in May?
What is the average humidity in May in Manhattan?
How much does it rain in Manhattan in May?
What is the last month it snows in Manhattan?
What is the average length of the day in May in Manhattan?
When are sunrise and sunset in May in Manhattan?
How many hours of sunshine does Manhattan have in May?
What are the months with the highest UV index in Manhattan?
What is the UV index reading in May in Manhattan?
Average temperature in May
Manhattan, PA
- Average high temperature in May: 66.7°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 (28.4°F).
- Average low temperature in May: 45.9°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in May
Manhattan, PA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Manhattan, PA
- Average wind speed in May: 7.1mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in May
Manhattan, PA
- Average humidity in May: 79%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are June and July (78%).
Average rainfall in May
Manhattan, PA
- Average rainfall in May: 1.61"
The wettest month (with the highest rainfall) is April (1.69").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in May
Manhattan, PA
- Average rainfall days in May: 15.3 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in May
Manhattan, PA
- Average snowfall in May: 0.28"
The month with the highest snowfall is February (3.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Manhattan, PA
- Average snowfall days in May: 0.5 days
The month with the highest number of snowfall days is February (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Manhattan, PA
- 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 1min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 6min).
Average sunshine days in May
Manhattan, PA
- Average sunshine days in May: 12.5 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in May
Manhattan, PA
- 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 January and December (UV index 1).
Average cloud cover in May
Manhattan, PA
- Average cloud cover in May: 50
The months with the most cloud cover are January, February and December (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in May
Manhattan, PA
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The month with the lowest visibility is September (4mi).
Manhattan, Pennsylvania, USA
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