Monthly weather forecast and climate
Southold, NY

January, the same as December, is a wintry winter month in Southold, New York, with average temperature varying between 38.8°F (3.8°C) and 31.3°F (-0.4°C). January is the coldest month, with an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 31.3°F (-0.4°C). Weather in January »

February, the last month of the winter, in Southold, is another cold month, with average temperature varying between 31.5°F (-0.3°C) and 39.6°F (4.2°C). In February, the average high-temperature is almost the same as in January - a still wintry 39.6°F (4.2°C). Weather in February »

March, the first month of the spring, in Southold, is a chilly month, with average temperature ranging between max 43°F (6.1°C) and min 36.1°F (2.3°C). In March, the average high-temperature is practically the same as in February - a frosty 43°F (6.1°C). Weather in March »

April in Southold, New York, is a fresh spring month, with temperature in the range of an average high of 50°F (10°C) and an average low of 44.2°F (6.8°C). In April, the average high-temperature marginally rises, from a chilly 43°F (6.1°C) in March, to a fresh 50°F (10°C). Weather in April »

The last month of the spring, May, is a mild month in Southold, New York, with average temperature fluctuating between 58.6°F (14.8°C) and 52.7°F (11.5°C). In Southold, the average high-temperature in May marginally rises, from a cool 50°F (10°C) in April, to a moderate 58.6°F (14.8°C). Weather in May »

The first month of the summer, June, is an enjoyable month in Southold, New York, with average temperature fluctuating between 67.6°F (19.8°C) and 62.6°F (17°C). In Southold, the average high-temperature in June increases, from a mild 58.6°F (14.8°C) in May, to an enjoyable 67.6°F (19.8°C). Weather in June »

July in Southold, New York, is a moderately hot summer month, with temperature in the range of an average low of 70.3°F (21.3°C) and an average high of 75.7°F (24.3°C). In July, the average high-temperature marginally rises, from a comfortable 67.6°F (19.8°C) in June, to a warm 75.7°F (24.3°C). Weather in July »

August, the last month of the summer, in Southold, is also a moderately hot month, with average temperature ranging between min 71.2°F (21.8°C) and max 75.9°F (24.4°C). With an average high-temperature of 75.9°F (24.4°C) and an average low-temperature of 71.2°F (21.8°C), August is the warmest month. Weather in August »

September, the first month of the autumn, in Southold, is still a pleasant month, with temperature in the range of an average low of 65.1°F (18.4°C) and an average high of 70.7°F (21.5°C). In September, the average high-temperature is almost the same as in August - an agreeable 70.7°F (21.5°C). Weather in September »

October, the same as September, is another comfortable autumn month in Southold, New York, with average temperature fluctuating between 56.3°F (13.5°C) and 62.4°F (16.9°C). In Southold, the average high-temperature marginally drops, from an agreeable 70.7°F (21.5°C) in September, to an enjoyable 62.4°F (16.9°C). Weather in October »

The last month of the autumn, November, is another cool month in Southold, New York, with average temperature fluctuating between 52.7°F (11.5°C) and 45.5°F (7.5°C). In November, the average high-temperature decreases, from a comfortable 62.4°F (16.9°C) in October, to a fresh 52.7°F (11.5°C). Weather in November »

The first month of the winter, December, is also a frosty month in Southold, New York, with average temperature varying between 37.9°F (3.3°C) and 45°F (7.2°C). In Southold, New York, the average high-temperature slightly decreases, from a fresh 52.7°F (11.5°C) in November, to a frosty 45°F (7.2°C). Weather in December »

What is the coldest month in Southold?

The coldest month is January, with an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 31.3°F (-0.4°C).

How many days does it rain in Southold?

Throughout the year, in Southold, there are 154.1 rainfall days, and 34.92" (887mm) of precipitation is accumulated.

When does it snow in Southold?

Months with snowfall in Southold are January through March, November and December.

How much does it snow in Southold?

Throughout the year, in Southold, New York, there are 13.9 snowfall days, and 6.61" (168mm) of snow is accumulated.

When is the lowest UV index in Southold?

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

What is the snowiest month in Southold?

The month with the most snowfall in Southold, New York, is March when snow falls for 3 days and typically aggregates up to 2.36" (60mm) of snow.

When it does not snow in Southold?

In Southold, New York, snow does not fall in April through October.

What is the most humid month in Southold?

Months with the highest humidity in Southold, New York, are May and June, with an average relative humidity of 81%.

When are the longest days in Southold?

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

When is the highest UV index in Southold?

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

What are the months with the most sunshine in Southold?

July and August, with an average of 10.6h of sunshine, are months with the most sunshine.

What is the warmest month in Southold?

The warmest month is August, with an average high-temperature of 75.9°F (24.4°C) and an average low-temperature of 71.2°F (21.8°C).

What is the driest month in Southold?

The month with the least rainfall in Southold, New York, is September when the rain falls for 12.6 days and typically collects 2.17" (55mm) of precipitation.

What is the least humid month in Southold?

With an average relative humidity of 72%, November is the least humid month in Southold, New York.

What is the rainiest month in Southold?

The month with the most rainfall is December when the rain falls for 12.8 days and typically aggregates up to 3.82" (97mm) of precipitation.

What is the month with the shortest days in Southold?

December has the shortest days of the year in Southold, New York, with an average of 9.3h of daylight.

What is the month with the least sunshine in Southold?

December has the least sunshine of the year, with an average of 4.6h of sunshine.
Average temperature - Southold, NY
Average pressure - Southold, NY

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.93").

Average wind speed - Southold, NY

The windiest month (with the highest average wind speed) is January (16mph).
The calmest month (with the lowest average wind speed) is July (10.4mph).

Average humidity - Southold, NY
Average rainfall - Southold, NY

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (2.17").

Average rainfall days - Southold, NY

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (9.1 days).

Average snowfall - Southold, NY

The month with the highest snowfall is March (2.36").
Months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days - Southold, NY

The month with the highest number of snowfall days is January (4.2 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Southold, 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).

Months with the most sunshine are July and August (Average sunshine: 10.6h).
The month with the least sunshine is December (Average sunshine: 4.6h).

Average sunshine days - Southold, NY

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (12.8 days).

Average UV index - Southold, NY
Average visibility - Southold, NY

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).