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 fresh 53.1°F (11.7°C) to a refreshing 62.6°F (17°C). In Commack, a slight decrease from the daytime peak is noted during the month of May, with an average low-temperature of 54°F (12.2°C).Humidity
The most humid month is May, with an average relative humidity of 77%.Rainfall
In Commack, during May, the rain falls for 16.4 days and regularly aggregates up to 2.99" (76mm) of precipitation. In Commack, during the entire year, the rain falls for 155.9 days and collects up to 35.94" (913mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Commack, the average length of the day in May is 14h and 29min.On the first day of the month, sunrise is at 5:50 am and sunset at 7:50 pm. On the last day of May, sunrise is at 5:23 am and sunset at 8:18 pm EDT.
Sunshine
In May, the average sunshine in Commack is 8.9h.UV index
In Commack, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum daily UV index of 5 during May morphs into the following directions:
Adopt protective measures - It is advised to guard against sun damage. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What are May temperatures in Commack?
What is the most humid month in Commack?
What is the average humidity in May in Commack?
How much does it rain in Commack in May?
When it does not snow in Commack?
What is the average length of the day in May in Commack?
When is the sunrise / sunset in May in Commack?
How long on average sun shines in May in Commack?
What is the UV index reading in May in Commack?
Average temperature in May
Commack, NY
- Average high temperature in May: 62.6°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 (37.6°F).
- Average low temperature in May: 54°F
The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).
Average pressure in May
Commack, NY
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Commack, NY
- Average wind speed in May: 9.3mph
The windiest month (with the highest average wind speed) is January (12.8mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).
Average humidity in May
Commack, NY
- Average humidity in May: 77%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall in May
Commack, NY
- Average rainfall in May: 2.99"
The wettest month (with the highest rainfall) is July (3.94").
The driest month (with the least rainfall) is January (2.2").
Average rainfall days in May
Commack, NY
- Average rainfall days in May: 16.4 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in May
Commack, NY
- Average snowfall in May: 0"
The month with the highest snowfall is March (1.85").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Commack, NY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Commack, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Commack, NY
- Average sunshine days in May: 12.9 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in May
Commack, 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 and December (UV index 2).
Average cloud cover in May
Commack, NY
- Average cloud cover in May: 42
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Commack, NY
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Commack, New York, USA
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