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 sea temperature 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
May's arrival coincides with a temperature rise, moving from April's cool 51.4°F (10.8°C) to a moderate 60.4°F (15.8°C). The nighttime temperature demonstrates a marginal decline, averaging at a cool 54.1°F (12.3°C) during May.Humidity
With an average relative humidity of 80%, May is the most humid month in Moriches.Rainfall
In May, in Moriches, the rain falls for 15 days. Throughout May, 2.4" (61mm) of precipitation is accumulated. In Moriches, during the entire year, the rain falls for 156.2 days and collects up to 30.2" (767mm) of precipitation.Snowfall
May through October are months without snowfall.Ocean temperature
In Moriches, New York, in May, the average water temperature is 52.9°F (11.6°C).Note: While a brief time in 52.9°F (11.6°C) at 55.4°F (13°C) is already bracing, plunging below 50°F (10°C) can severely affect breathing and introduce a cold shock, relying on your physical state.
Daylight
In May, the average length of the day is 14h and 29min.On the first day of the month, sunrise is at 5:48 am and sunset at 7:48 pm. On the last day of May, sunrise is at 5:22 am and sunset at 8:16 pm EDT.
Sunshine
The average sunshine in May in Moriches is 8.9h.UV index
The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 5 in May leads to these guidelines:
Heed the precautions - It is counselled to guard against solar damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Moriches in May?
What is the most humid month in Moriches?
What is the average humidity in May in Moriches?
How many days does it rain in May in Moriches?
When it does not snow in Moriches?
Does it snow in Moriches in May?
What is the ocean temperature in May in Moriches?
How many hours of daylight does Moriches have in May?
When are sunrise and sunset in May in Moriches?
How many hours of sunshine does Moriches have in May?
What is the UV index intensity in May in Moriches?
Average temperature in May
Moriches, NY
- Average high temperature in May: 60.4°F
The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in May: 54.1°F
The months with the highest average low temperature are July and August (71.4°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in May
Moriches, 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
Moriches, NY
- Average wind speed in May: 10.7mph
The windiest month (with the highest average wind speed) is January (14.5mph).
The calmest months (with the lowest average wind speed) are July and August (9.6mph).
Average humidity in May
Moriches, NY
- Average humidity in May: 80%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is November (71%).
Average rainfall in May
Moriches, NY
- Average rainfall in May: 2.4"
The wettest month (with the highest rainfall) is December (3.31").
The driest months (with the least rainfall) are January, February and September (2.01").
Average rainfall days in May
Moriches, NY
- Average rainfall days in May: 15 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (9 days).
Average snowfall in May
Moriches, NY
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Moriches, NY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in May
Moriches, NY
- Average sea temperature in May: 52.8°F
The best month for swimming (with the highest average sea temperature) is August (73.7°F).
The coldest month (with the lowest average sea temperature) is February (38°F).
Average daylight in May /
Average sunshine in May
Moriches, 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 months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Moriches, NY
- Average sunshine days in May: 14.2 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in May
Moriches, 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
Moriches, NY
- Average cloud cover in May: 41
The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in May
Moriches, 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).
Moriches, New York, USA
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