Contents
- Weather in February
- Frequently asked questions
- Average temperature in February
- Average pressure in February
- Average wind speed in February
- Average humidity in February
- Average rainfall in February
- Average rainfall days in February
- Average snowfall in February
- Average snowfall days in February
- Average sea temperature in February
- Average daylight in February
- Average sunshine in February
- Average sunshine days in February
- Average UV index in February
- Average cloud cover in February
- Average visibility in February
Weather in February
Temperature
As Islip welcomes February, the average high-temperature is noted at a still icy 39.7°F (4.3°C), closely aligning with the preceding month. In Islip, the nocturnal temperatures throughout February show a marginal dip from the daytime averages, settling at a freezing cold 31.1°F (-0.5°C).Humidity
The average relative humidity in February is 73%.Rainfall
In Islip, in February, during 8.5 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. In Islip, New York, during the entire year, the rain falls for 153.2 days and collects up to 34.45" (875mm) of precipitation.Snowfall
Months with snowfall in Islip are January through March, October through December. In Islip, in February, during 4.2 snowfall days, 0.83" (21mm) of snow is typically accumulated. Throughout the year, in Islip, there are 13 snowfall days, and 5.87" (149mm) of snow is accumulated.Ocean temperature
With an average ocean temperature of 39.7°F (4.3°C), February is the month with the coldest seawater.Note: In swimming situations, the extreme cold and danger can lead to fatality. Without the protection of insulated waterproof gear, hypothermia takes effect quickly.
Daylight
The average length of the day in February is 10h and 41min.On the first day of February, sunrise is at 7:02 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 5:43 pm EST.
Sunshine
The month with the least sunshine in Islip is February, with an average of 4.8h of sunshine.UV index
The months with the lowest UV index are January through March and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In February, a daily UV index of 2 turns into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Islip during February?
What is the average humidity in February in Islip?
How much does it rain in Islip in February?
How much does it snow in Islip in February?
What is the month with the coldest ocean in Islip?
How cold is the water in February in Islip?
What is the average length of the day in February in Islip?
What time are sunrise and sunset in February in Islip?
What is the month with the least sunshine in Islip?
How many hours of sunshine does Islip have in February?
What are the months with the lowest UV index in Islip?
What is the UV index intensity in February in Islip?
Average temperature in February
Islip, NY
- Average high temperature in February: 39.7°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in February: 31.1°F
The month with the highest average low temperature is August (72°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in February
Islip, NY
- Average pressure in February: 30.02"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 February
Islip, NY
- Average wind speed in February: 12.9mph
The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).
Average humidity in February
Islip, NY
- Average humidity in February: 73%
The months with the highest relative humidity are May and June (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall in February
Islip, NY
- Average rainfall in February: 2.17"
The wettest month (with the highest rainfall) is July (3.86").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in February
Islip, NY
- Average rainfall days in February: 8.5 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in February
Islip, NY
- Average snowfall in February: 0.83"
The month with the highest snowfall is March (1.97").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in February
Islip, NY
- Average snowfall days in February: 4.2 days
The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in February
Islip, NY
- Average sea temperature in February: 39.7°F
The best month for swimming (with the highest average sea temperature) is August (74°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).
Average daylight in February /
Average sunshine in February
Islip, NY
- Average daylight in February: 10h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in February: 4h 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 February
Islip, NY
- Average sunshine days in February: 15.5 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in February
Islip, NY
- Average UV index in February: 2
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 February
Islip, NY
- Average cloud cover in February: 47
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in February
Islip, NY
- Average visibility in February: 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).
Islip, New York, USA
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