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
As April gives way to May, the average high-temperature displays an increase, moving from a refreshing 57.4°F (14.1°C) to an agreeable 69.3°F (20.7°C). Throughout the May nights, Harriman encounters a low-temperature of 49.3°F (9.6°C).Humidity
In May, the average relative humidity is 77%.Rainfall
In Harriman, during May, the rain falls for 16.4 days and regularly aggregates up to 2.64" (67mm) of precipitation. Throughout the year, there are 141.2 rainfall days, and 25" (635mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows in Harriman. During 0.2 snowfall days, in May, Harriman aggregates 0.43" (11mm) of snow. In Harriman, during the entire year, snow falls for 28.3 days and aggregates up to 17.68" (449mm) of snow.Daylight
In May, the average length of the day in Harriman, New York, is 14h and 31min.On the first day of the month, sunrise is at 5:52 am and sunset at 7:54 pm. On the last day of May, in Harriman, sunrise is at 5:25 am and sunset at 8:23 pm EDT.
Sunshine
In May, the average sunshine in Harriman, New York, is 8.5h.UV index
In Harriman, New York, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 5 in May leads to these guidelines:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
What are May temperatures in Harriman?
What is the average humidity in May in Harriman?
How much does it rain in Harriman in May?
What is the last month it snows in Harriman?
How many hours of daylight does Harriman have in May?
When are sunrise and sunset in May in Harriman?
How many hours of sunshine does Harriman have in May?
What is the UV index reading in May in Harriman?
Average temperature in May
Harriman, NY
- Average high temperature in May: 69.3°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.3°F).
- Average low temperature in May: 49.3°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in May
Harriman, NY
- Average pressure in May: 30.01"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
Harriman, NY
- Average wind speed in May: 5.7mph
The windiest months (with the highest average wind speed) are January, February and March (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in May
Harriman, NY
- Average humidity in May: 77%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Harriman, NY
- Average rainfall in May: 2.64"
The wettest month (with the highest rainfall) is July (2.68").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in May
Harriman, NY
- Average rainfall days in May: 16.4 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in May
Harriman, NY
- Average snowfall in May: 0.43"
The month with the highest snowfall is February (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Harriman, NY
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Harriman, NY
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in May
Harriman, NY
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in May
Harriman, NY
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Harriman, NY
- Average cloud cover in May: 47
The months with the most cloud cover are February and March (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in May
Harriman, NY
- Average visibility in May: 5mi
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).
Harriman, New York, USA
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