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 Rockdale, New York, transitions into May, a rise in the average high-temperature is observed, moving from a cool 51.8°F (11°C) in April to a comfortable 65.5°F (18.6°C). Throughout May, Rockdale records an average temperature of 45°F (7.2°C) at night.Humidity
In May, the average relative humidity is 80%.Rainfall
In Rockdale, during May, the rain falls for 16.4 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, in Rockdale, New York, there are 142.2 rainfall days, and 18.58" (472mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows in Rockdale. During 0.8 snowfall days, in May, Rockdale aggregates 0.31" (8mm) of snow. In Rockdale, during the entire year, snow falls for 82.5 days and aggregates up to 23.31" (592mm) of snow.Daylight
The average length of the day in May is 14h and 37min.On the first day of the month, sunrise is at 5:55 am and sunset at 8:01 pm. On the last day of May, in Rockdale, sunrise is at 5:27 am and sunset at 8:31 pm EDT.
Sunshine
In Rockdale, the average sunshine in May is 8h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, a regular UV index of 5 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
What is the temperature in May in Rockdale?
What is the average humidity in May in Rockdale?
How many days does it rain in May in Rockdale?
What is the last month it snows in Rockdale?
How many hours of daylight does Rockdale have in May?
What time are sunrise and sunset in May in Rockdale?
How many hours of sunshine does Rockdale have in May?
What are the months with the highest UV index in Rockdale?
What is the UV index intensity in May in Rockdale?
Average temperature in May
Rockdale, NY
- Average high temperature in May: 65.5°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 (26.8°F).
- Average low temperature in May: 45°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in May
Rockdale, NY
- Average pressure in May: 30"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
Rockdale, NY
- Average wind speed in May: 7.3mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in May
Rockdale, NY
- Average humidity in May: 80%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is July (79%).
Average rainfall in May
Rockdale, NY
- Average rainfall in May: 1.89"
The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is September (1.1").
Average rainfall days in May
Rockdale, NY
- Average rainfall days in May: 16.4 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in May
Rockdale, NY
- Average snowfall in May: 0.31"
The month with the highest snowfall is January (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Rockdale, NY
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rockdale, NY
- 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 6min).
- Average sunshine in May: 8h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in May
Rockdale, NY
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in May
Rockdale, NY
- 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 February, November and December (UV index 1).
Average cloud cover in May
Rockdale, NY
- Average cloud cover in May: 51
The month with the most cloud cover is February (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in May
Rockdale, NY
- Average visibility in May: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Rockdale, New York, USA
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