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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is an icy winter month in East Islip, New York, with an average temperature ranging between min 30°F (-1.1°C) and max 37.9°F (3.3°C). In East Islip, the month of January is known for its lowest average temperatures, reaching a high of 37.9°F (3.3°C) and a low of 30°F (-1.1°C). Weather in January »
Weather in February
February, the last month of the winter in East Islip, is also an icy month, with an average temperature fluctuating between 39.7°F (4.3°C) and 31.1°F (-0.5°C). February's advent notes a subtle adjustment in average high-temperature to a still cold 39.7°F (4.3°C) from January. Weather in February »
Weather in March
March, the first month of the spring in East Islip, is a frosty month, with temperature in the range of an average low of 36.1°F (2.3°C) and an average high of 44.2°F (6.8°C). East Islip starts March with an average high-temperature of a chilly 44.2°F (6.8°C), hinting at a minimal fluctuation from February. Weather in March »
Weather in April
April in East Islip, New York, is a fresh spring month, with an average temperature ranging between min 45.1°F (7.3°C) and max 52.9°F (11.6°C). East Islip's transition into April sees a mild rise in the average high-temperature, edging from a chilly 44.2°F (6.8°C) in March to a cool 52.9°F (11.6°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in East Islip, New York, with an average temperature fluctuating between 54.5°F (12.5°C) and 62.2°F (16.8°C). Entering May, East Islip sees a temperature rise, with the average high-temperature advancing from April's cool 52.9°F (11.6°C) to a refreshing 62.2°F (16.8°C). Weather in May »
Weather in June
June, the first month of the summer in East Islip, is an agreeable month, with temperature in the range of an average high of 71.4°F (21.9°C) and an average low of 63.9°F (17.7°C). Noticing a change, the average high-temperature during June moves from May's refreshing 62.2°F (16.8°C) to an agreeable 71.4°F (21.9°C). Weather in June »
Weather in July
July in East Islip, New York, is a warm summer month, with temperature in the range of an average high of 79°F (26.1°C) and an average low of 71.8°F (22.1°C). July, noted for its average high-temperature of 79°F (26.1°C) and an average low-temperature of 71.8°F (22.1°C), is considered the warmest month. Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in East Islip, New York, with temperature in the range of an average low of 72°F (22.2°C) and an average high of 78.4°F (25.8°C). The shift into August reveals an average high-temperature of a still moderately hot 78.4°F (25.8°C), closely mirroring July's climate. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in East Islip, New York, with temperature in the range of an average low of 65.3°F (18.5°C) and an average high of 72.1°F (22.3°C). The beginning of September brings a slight decrease in the average high-temperature, transitioning from a warm 78.4°F (25.8°C) in August to an agreeable 72.1°F (22.3°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in East Islip, New York, with an average temperature varying between 62.4°F (16.9°C) and 55.8°F (13.2°C). East Islip's weather changes with the onset of October, slightly falling from a pleasant 72.1°F (22.3°C) in September to a refreshing 62.4°F (16.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in East Islip, New York, with an average temperature fluctuating between 52°F (11.1°C) and 44.2°F (6.8°C). A shift in the average high-temperature occurs in November, reducing from an enjoyable 62.4°F (16.9°C) in October to a fresh 52°F (11.1°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in East Islip, New York, with an average temperature ranging between min 36.9°F (2.7°C) and max 43.9°F (6.6°C). During the shift to December, East Islip records a mild decrease in average high-temperature, moving from a fresh 52°F (11.1°C) in November to a chilly 43.9°F (6.6°C). Weather in December »
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
East Islip experiences its lowest temperatures in January, with an average peak of 37.9°F (3.3°C) and a low of 30°F (-1.1°C).
What is the driest month?
January is the month with the least rainfall in East Islip. Rain falls for 7.6 days and accumulates 2.05" (52mm) of precipitation.
How much does it rain?
In East Islip, during the entire year, the rain falls for 153.2 days and collects up to 34.45" (875mm) of precipitation.
When does it snow?
Months with snowfall are January through March, October through December.
How many days does it snow?
In East Islip, during the entire year, snow falls for 13 days and aggregates up to 5.87" (149mm) of snow.
When is the lowest UV index?
January through March and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.8h of sunshine.
When does it snow the most?
The month with the most snowfall is March, when snow falls for 2.6 days and typically aggregates up to 1.97" (50mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
When it does not snow in East Islip?
In East Islip, snow does not fall in April through September.
What is the most humid month?
The months with the highest humidity are May and June, with an average relative humidity of 77%.
When are the longest days in East Islip?
With an average of 15h and 0min of daylight, June has the longest days of the year in East Islip.
What is the month with the highest UV index in East Islip?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What part of the year is the hottest?
July, with average temperatures reaching a high of 79°F (26.1°C) and a low of 71.8°F (22.1°C), is the warmest month.
What is the wettest month?
The month with the most rainfall is July, when the rain falls for 17.9 days and typically aggregates up to 3.86" (98mm) of precipitation.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.8h of sunshine.
What is the least humid month?
With an average relative humidity of 71%, November is the least humid month in East Islip.
What is the month with the shortest days?
December has the shortest days of the year in East Islip, with an average of 9h and 18min of daylight.
Average temperature
East Islip, NY
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).
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
East Islip, NY
- Average pressure in January:
30.05"Hg - Average pressure in February:
30.02"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.06"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
East Islip, NY
- Average wind speed in January:
13.4mph - Average wind speed in February:
12.9mph - Average wind speed in March:
12.5mph - Average wind speed in April:
11.5mph - Average wind speed in May:
9.8mph - Average wind speed in June:
8.9mph
- Average wind speed in July:
8.6mph - Average wind speed in August:
8.8mph - Average wind speed in September:
10.1mph - Average wind speed in October:
11.9mph - Average wind speed in November:
12.6mph - Average wind speed in December:
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
East Islip, NY
The months with the highest relative humidity are May and June (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall
East Islip, NY
- Average rainfall in January:
2.05" - Average rainfall in February:
2.17" - Average rainfall in March:
2.56" - Average rainfall in April:
2.83" - Average rainfall in May:
2.95" - Average rainfall in June:
2.91"
- Average rainfall in July:
3.86" - Average rainfall in August:
3.35" - Average rainfall in September:
2.56" - Average rainfall in October:
3.23" - Average rainfall in November:
2.4" - Average rainfall in December:
3.58"
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
East Islip, NY
- Average rainfall days in January:
7.6 days - Average rainfall days in February:
8.5 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
13.7 days - Average rainfall days in May:
15.8 days - Average rainfall days in June:
15.9 days
- Average rainfall days in July:
17.9 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
13.1 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
11.6 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
East Islip, NY
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
East Islip, NY
- Average snowfall days in January:
3.8 days - Average snowfall days in February:
4.2 days - Average snowfall days in March:
2.6 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
1.7 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 daylight / Average sunshine
East Islip, NY
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 3min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
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 January:
5h and 1min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 4min - Average sunshine in May:
9h and 0min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 4min - Average sunshine in September:
9h and 1min - Average sunshine in October:
6h and 0min - Average sunshine in November:
5h and 3min - Average sunshine in December:
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
East Islip, NY
- Average sunshine days in January:
19.4 days - Average sunshine days in February:
15.5 days - Average sunshine days in March:
17.3 days - Average sunshine days in April:
14.9 days - Average sunshine days in May:
13.9 days - Average sunshine days in June:
12.7 days
- Average sunshine days in July:
11.2 days - Average sunshine days in August:
12.5 days - Average sunshine days in September:
14.7 days - Average sunshine days in October:
16.8 days - Average sunshine days in November:
19.7 days - Average sunshine days in December:
17.4 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
East Islip, NY
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
East Islip, NY
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
East Islip, NY
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).
East Islip, New York, USA
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