May weather forecastGlenham, NY
May
Weather in May
May, the last month of the spring in Glenham, is a pleasant month, with an average temperature fluctuating between 48.6°F (9.2°C) and 69.4°F (20.8°C).Temperature
May brings a temperature change, with average high-temperatures moving from April's moderate 57.7°F (14.3°C) to a pleasant 69.4°F (20.8°C). During May, Glenham's temperature falls to a steady low-temperature average of 48.6°F (9.2°C).Humidity
In Glenham, the average relative humidity in May is 77%.Rainfall
In May, the rain falls for 16.3 days. Throughout May, 2.72" (69mm) of precipitation is accumulated. In Glenham, during the entire year, the rain falls for 152.9 days and collects up to 29.88" (759mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Glenham aggregates 0.39" (10mm) of snow. Throughout the year, there are 34.9 snowfall days, and 17.95" (456mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 32min.On the first day of the month, sunrise is at 5:51 am and sunset at 7:53 pm. On the last day of May, sunrise is at 5:24 am and sunset at 8:22 pm EDT.
Sunshine
The average sunshine in May is 8.3h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Take necessary precautions - Defending against sun damage is advocated. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Glenham, NY
- Average high temperature in May: 69.4°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in May: 48.6°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in May
Glenham, 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
Glenham, NY
- Average wind speed in May: 5.4mph
The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Glenham, NY
- Average humidity in May: 77%
The months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Glenham, NY
- Average rainfall in May: 2.72"
The wettest months (with the highest rainfall) are October and December (3.15").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in May
Glenham, NY
- Average rainfall days in May: 16.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (8 days).
Average snowfall in May
Glenham, NY
- Average snowfall in May: 0.39"
The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Glenham, NY
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Glenham, NY
- Average daylight in May: 14h and 30min
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 12min).
- Average sunshine in May: 8h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in May
Glenham, NY
- Average sunshine days in May: 12.4 days
The month with the most sunshine days is January (17.8 days).
The month with the least sunshine days is May (12.4 days).
Average UV index in May
Glenham, NY
- Average UV index in May: 5
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Glenham, NY
- Average cloud cover in May: 49
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in May
Glenham, 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).





