Sayville
New York, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Sayville, NY

January, the same as December, is another cold winter month in Sayville, New York, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 30.2°F (-1°C). With an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 30.2°F (-1°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Sayville, is another cold month, with average temperature ranging between min 31.3°F (-0.4°C) and max 39.7°F (4.3°C). In February, the average high-temperature is essentially the same as in January - a still cold 39.7°F (4.3°C). Weather in February »

The first month of the spring, March, is a frosty month in Sayville, New York, with temperature in the range of an average high of 44.2°F (6.8°C) and an average low of 36.3°F (2.4°C). In Sayville, the average high-temperature is relatively the same as in February - a frosty 44.2°F (6.8°C). Weather in March »

April is a fresh spring month in Sayville, New York, with average temperature ranging between max 52.3°F (11.3°C) and min 45.1°F (7.3°C). In April, the average high-temperature slightly increases, from a frosty 44.2°F (6.8°C) in March, to a fresh 52.3°F (11.3°C). Weather in April »

May, the last month of the spring, in Sayville, is a comfortable month, with average temperature varying between 61.2°F (16.2°C) and 54.3°F (12.4°C). In May, the average high-temperature slightly increases, from a cool 52.3°F (11.3°C) in April, to an enjoyable 61.2°F (16.2°C). Weather in May »

June, the first month of the summer, in Sayville, is an agreeable month, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 70.7°F (21.5°C). In Sayville, the average high-temperature increases, from a comfortable 61.2°F (16.2°C) in May, to a pleasant 70.7°F (21.5°C). Weather in June »

July in Sayville, New York, is a warm summer month, with average temperature varying between 77.9°F (25.5°C) and 71.6°F (22°C). In Sayville, the average high-temperature marginally rises, from an agreeable 70.7°F (21.5°C) in June, to a moderately hot 77.9°F (25.5°C). Weather in July »

August, the last month of the summer, in Sayville, is also a moderately hot month, with average temperature varying between 78.1°F (25.6°C) and 71.8°F (22.1°C). August is the warmest month, with an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 71.8°F (22.1°C). Weather in August »

The first month of the autumn, September, is also an agreeable month in Sayville, New York, with average temperature ranging between min 65.3°F (18.5°C) and max 72.1°F (22.3°C). In Sayville, New York, the average high-temperature in September marginally drops, from a warm 78.1°F (25.6°C) in August, to a pleasant 72.1°F (22.3°C). Weather in September »

October, like September, in Sayville, New York, is another comfortable autumn month, with average temperature ranging between min 55.8°F (13.2°C) and max 62.4°F (16.9°C). In October, the average high-temperature drops, from an agreeable 72.1°F (22.3°C) in September, to an enjoyable 62.4°F (16.9°C). Weather in October »

November, the last month of the autumn, in Sayville, is also a fresh month, with temperature in the range of an average high of 52.3°F (11.3°C) and an average low of 45°F (7.2°C). In Sayville, the average high-temperature in November drops, from an enjoyable 62.4°F (16.9°C) in October, to a fresh 52.3°F (11.3°C). Weather in November »

The first month of the winter, December, is still a chilly month in Sayville, New York, with temperature in the range of an average low of 37.2°F (2.9°C) and an average high of 44.1°F (6.7°C). In Sayville, the average high-temperature slightly decreases, from a cool 52.3°F (11.3°C) in November, to a frosty 44.1°F (6.7°C). Weather in December »

What is the coldest month in Sayville?

With an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 30.2°F (-1°C), January is the coldest month in Sayville, New York.

How much does it rain in Sayville?

In Sayville, during the entire year, the rain falls for 155.3 days and collects up to 34.84" (885mm) of precipitation.

What is the driest month in Sayville?

January is the month with the least rainfall. Rain falls for 8.3 days and accumulates 2.17" (55mm) of precipitation.

When does it snow in Sayville?

January through March, May, October and December are months with snowfall in Sayville, New York.

How much does it snow in Sayville?

Throughout the year, in Sayville, New York, there are 14.7 snowfall days, and 6.14" (156mm) of snow is accumulated.

What are the months with the lowest UV index in Sayville?

Months with the lowest UV index in Sayville, New York, are January through March and December, with an average maximum UV index of 2.

What is the month with the least sunshine in Sayville?

With an average of 4.8h of sunshine, February has the least sunshine of the year.

When does it snow the most in Sayville?

March is the month with the most snowfall. Snow falls for 2.5 days and accumulates 2.13" (54mm) of snow.

When it does not snow in Sayville?

In Sayville, New York, snow does not fall in April, June through September and November.

What are the most humid months in Sayville?

Months with the highest humidity in Sayville are May and June, with an average relative humidity of 78%.

When are the longest days in Sayville?

The month with the longest days in Sayville, New York, is June, with an average of 15.1h of daylight.

What is the month with the highest UV index in Sayville?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Sayville, New York.

What month has the most sunshine in Sayville?

July has the most sunshine of the year in Sayville, New York, with an average of 10.8h of sunshine.

What is the warmest month in Sayville?

With an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 71.8°F (22.1°C), August is the warmest month.

What is the least humid month in Sayville?

The least humid month is November, with an average relative humidity of 71%.

What is the rainiest month in Sayville?

December is the month with the most rainfall in Sayville, New York. Rain falls for 12.3 days and accumulates 3.74" (95mm) of precipitation.

What is the month with the shortest days in Sayville?

December has the shortest days of the year, with an average of 9.3h of daylight.
Average temperature - Sayville, NY
Average humidity - Sayville, NY
Average rainfall - Sayville, NY

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 - Sayville, NY

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 - Sayville, NY

The month with the highest snowfall is March (2.13").
Months with the least snowfall are April, June, July, August, September and November (0").

Average snowfall days - Sayville, NY

The month with the highest number of snowfall days is February (4.6 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Sayville, NY

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average UV index - Sayville, NY