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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 sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in West Sayville, New York, is an icy winter month, with an average temperature varying between 37.9°F (3.3°C) and 30.2°F (-1°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 37.9°F (3.3°C) and a low of 30.2°F (-1°C). Weather in January »
Weather in February
February, the last month of the winter in West Sayville, is also an icy month, with an average temperature varying between 39.7°F (4.3°C) and 31.3°F (-0.4°C). The arrival of February sees an average high-temperature of a still wintry 39.7°F (4.3°C), hardly diverging from January's 37.9°F (3.3°C). Weather in February »
Weather in March
March, the first month of the spring in West Sayville, is a chilly month, with an average temperature fluctuating between 36.3°F (2.4°C) and 44.2°F (6.8°C). Upon the onset of March, West Sayville witnesses an average high-temperature of a frosty 44.2°F (6.8°C), showing a close resemblance to the prior month. Weather in March »
Weather in April
April is a cool spring month in West Sayville, New York, with an average temperature varying between 52.3°F (11.3°C) and 45.1°F (7.3°C). West Sayville's weather shows a minor temperature rise with the arrival of April, moving from a chilly 44.2°F (6.8°C) in March to a cool 52.3°F (11.3°C). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in West Sayville, New York, with temperature in the range of an average low of 54.3°F (12.4°C) and an average high of 61.2°F (16.2°C). The start of May brings a subtle shift in the average high-temperature, edging up from April's fresh 52.3°F (11.3°C) to an enjoyable 61.2°F (16.2°C). Weather in May »
Weather in June
June, the first month of the summer in West Sayville, is a pleasant month, with an average temperature ranging between min 63.5°F (17.5°C) and max 70.7°F (21.5°C). The arrival of June signals an increase in the average high-temperature, moving from an enjoyable 61.2°F (16.2°C) in May to a pleasant 70.7°F (21.5°C). Weather in June »
Weather in July
July in West Sayville, New York, is a moderately hot summer month, with an average temperature fluctuating between 77.9°F (25.5°C) and 71.6°F (22°C). In West Sayville, the average high-temperature in July slightly increases from an agreeable 70.7°F (21.5°C) in June to a warm 77.9°F (25.5°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in West Sayville, New York, with an average temperature ranging between min 71.8°F (22.1°C) and max 78.1°F (25.6°C). West Sayville's temperatures tend to reach their peak averages in August, with a high of 78.1°F (25.6°C) and a low of 71.8°F (22.1°C). Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in West Sayville, New York, with an average temperature fluctuating between 65.3°F (18.5°C) and 72.1°F (22.3°C). With the onset of September, the average high-temperature subtly recedes from August's warm 78.1°F (25.6°C) to a pleasant 72.1°F (22.3°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in West Sayville, New York, with an average temperature ranging between min 55.8°F (13.2°C) and max 62.4°F (16.9°C). The onset of October introduces a moderate change in West Sayville's weather, with average high-temperatures falling from September's pleasant 72.1°F (22.3°C) 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 West Sayville, New York, with temperature in the range of an average low of 45°F (7.2°C) and an average high of 52.3°F (11.3°C). November's arrival corresponds with a decrease in average high-temperatures, from October's refreshing 62.4°F (16.9°C) to a fresh 52.3°F (11.3°C). Weather in November »
Weather in December
December, the first month of the winter in West Sayville, is still a chilly month, with an average temperature varying between 37.2°F (2.9°C) and 44.1°F (6.7°C). The transition to December results in a modest reduction in average high-temperature, moving from a fresh 52.3°F (11.3°C) in November to a frosty 44.1°F (6.7°C). Weather in December »
Updated: Jun 11, 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 part of the year is the coldest?
January, marked by an average high-temperature of 37.9°F (3.3°C) and a low-temperature of 30.2°F (-1°C), is the coldest month.
What is the driest month?
January is the month with the least rainfall in West Sayville. Rain falls for 8.3 days and accumulates 2.17" (55mm) of precipitation.
How many days does it rain?
In West Sayville, during the entire year, the rain falls for 155.3 days and collects up to 34.84" (885mm) of precipitation.
When does it snow?
January through March, May, October and December are months with snowfall.
How much does it snow?
In West Sayville, during the entire year, snow falls for 14.7 days and aggregates up to 6.14" (156mm) of snow.
What is the month with the lowest UV index?
The months with the lowest UV index are January through March and December, with an average maximum UV index of 2.
What month is the ocean coldest in West Sayville?
February is the month with the coldest seawater, with an average ocean temperature of 39.7°F (4.3°C).
What is the month with the least sunshine?
With an average of 4.8h of sunshine, February has the least sunshine of the year.
When does it snow the most?
March is the month with the most snowfall. Snow falls for 2.5 days and accumulates 2.13" (54mm) 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?
April, June through September and November are months without snowfall.
What are the most humid months?
May and June, with an average relative humidity of 78%, are most humid months.
When are the longest days?
With an average of 15h and 0min of daylight, June has the longest days of the year.
What is the month with the highest UV index?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What month has the most sunshine?
With an average of 10.8h of sunshine, July has the most sunshine of the year.
What is the hottest time of year?
August is the month when West Sayville experiences its warmest temperatures, averaging a high of 78.1°F (25.6°C) and a low of 71.8°F (22.1°C).
When is the ocean warmest?
The month with the warmest seawater in West Sayville is August, with an average ocean temperature of 73.9°F (23.3°C).
What is the least humid month?
November is the least humid month, with an average relative humidity of 71%.
What is the rainiest month?
The month with the most rainfall is December, when the rain falls for 12.3 days and typically aggregates up to 3.74" (95mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
Average temperature
West Sayville, NY
The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is January (37.9°F).
The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure
West Sayville, NY
- Average pressure in January:
30.04"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
West Sayville, NY
- Average wind speed in January:
13.8mph - Average wind speed in February:
13.3mph - Average wind speed in March:
12.9mph - Average wind speed in April:
11.9mph - Average wind speed in May:
10.1mph - Average wind speed in June:
9.3mph
- Average wind speed in July:
9mph - Average wind speed in August:
9mph - Average wind speed in September:
10.4mph - Average wind speed in October:
12.4mph - Average wind speed in November:
13mph - Average wind speed in December:
13.4mph
The windiest month (with the highest average wind speed) is January (13.8mph).
The calmest months (with the lowest average wind speed) are July and August (9mph).
Average humidity
West Sayville, NY
The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).
Average rainfall
West Sayville, NY
- Average rainfall in January:
2.17" - Average rainfall in February:
2.32" - Average rainfall in March:
2.76" - Average rainfall in April:
2.95" - Average rainfall in May:
2.91" - Average rainfall in June:
2.8"
- Average rainfall in July:
3.62" - Average rainfall in August:
3.27" - Average rainfall in September:
2.48" - Average rainfall in October:
3.39" - Average rainfall in November:
2.44" - Average rainfall in December:
3.74"
The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days
West Sayville, NY
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
9.2 days - Average rainfall days in March:
10.9 days - Average rainfall days in April:
14.1 days - Average rainfall days in May:
16.1 days - Average rainfall days in June:
14.8 days
- Average rainfall days in July:
17.7 days - Average rainfall days in August:
15.7 days - Average rainfall days in September:
12.8 days - Average rainfall days in October:
14 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
12.3 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).
Average snowfall
West Sayville, NY
The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, June, July, August, September and November (0").
Average snowfall days
West Sayville, NY
- Average snowfall days in January:
4.3 days - Average snowfall days in February:
4.6 days - Average snowfall days in March:
2.5 days - Average snowfall days in April:
0.2 days - Average snowfall days in May:
0.1 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:
2.4 days
The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature
West Sayville, NY
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 / Average sunshine
West Sayville, 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:
8h and 5min - 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
West Sayville, NY
- Average sunshine days in January:
18.4 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
14.5 days - Average sunshine days in May:
13.5 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
15.8 days - Average sunshine days in November:
18.8 days - Average sunshine days in December:
16.9 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (11.3 days).
Average UV index
West Sayville, 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
West Sayville, 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
West Sayville, 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).
West Sayville, New York, USA
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