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 transitions into May, a change in temperatures is observed, with average highs moving from a refreshing 57.9°F (14.4°C) to a pleasant 68.9°F (20.5°C). During May, the temperature tends to dip to an average of 50.7°F (10.4°C) at night.Humidity
In Wyckoff, New Jersey, the average relative humidity in May is 77%.Rainfall
In Wyckoff, in May, it is raining for 17.2 days, with typically 2.56" (65mm) of accumulated precipitation. Throughout the year, there are 148.6 rainfall days, and 26.18" (665mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Wyckoff aggregates 0.39" (10mm) of snow. In Wyckoff, during the entire year, snow falls for 25.5 days and aggregates up to 15.83" (402mm) of snow.Daylight
In May, the average length of the day is 14h and 29min.On the first day of the month, sunrise is at 5:53 am and sunset at 7:53 pm. On the last day of May, sunrise is at 5:26 am and sunset at 8:22 pm EDT.
Sunshine
In Wyckoff, the average sunshine in May is 8.2h.UV index
In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 during May translates into the following directions:
Ensure safety - Sun damage prevention is strongly urged. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May in Wyckoff?
How many days does it rain in May?
What is the last month it snows in Wyckoff?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Wyckoff have in May?
How high is the UV index in May?
Average temperature in May
Wyckoff, NJ
- Average high temperature in May: 68.9°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 (34.5°F).
- Average low temperature in May: 50.7°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in May
Wyckoff, NJ
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Wyckoff, NJ
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in May
Wyckoff, NJ
- Average humidity in May: 77%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are April, July and August (74%).
Average rainfall in May
Wyckoff, NJ
- Average rainfall in May: 2.56"
The wettest month (with the highest rainfall) is July (2.91").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in May
Wyckoff, NJ
- Average rainfall days in May: 17.2 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in May
Wyckoff, NJ
- Average snowfall in May: 0.39"
The month with the highest snowfall is March (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Wyckoff, NJ
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Wyckoff, NJ
- 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 1min
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
Wyckoff, NJ
- Average sunshine days in May: 12.1 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.9 days).
Average UV index in May
Wyckoff, NJ
- 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
Wyckoff, NJ
- Average cloud cover in May: 49
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in May
Wyckoff, NJ
- Average visibility in May: 5mi
The months with the highest visibility are January, March, April, July, August, October, November and December (6mi).
The months with the lowest visibility are February, May, June and September (5mi).
Wyckoff, New Jersey, USA
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