Climate and monthly weather forecast
Southampton, NY

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Weather in January

January, the same as December, is another cold winter month in Southampton, New York, with an average temperature ranging between min 31.5°F (-0.3°C) and max 39°F (3.9°C). January, with an average high of 39°F (3.9°C) and a low of 31.5°F (-0.3°C), signifies the coldest month of the year. Weather in January »

Weather in February

February, the last month of the winter in Southampton, is also an icy month, with an average temperature ranging between max 39.7°F (4.3°C) and min 32°F (0°C). Southampton's transition from January to February introduces an average high-temperature of a still cold 39.7°F (4.3°C), marking an insignificant variation from the 39°F (3.9°C). Weather in February »

Weather in March

March, the first month of the spring in Southampton, is a frosty month, with temperature in the range of an average high of 42.8°F (6°C) and an average low of 36.7°F (2.6°C). Southampton, New York, experiences a recorded average high-temperature of a chilly 42.8°F (6°C) in March, closely aligned with February's 39.7°F (4.3°C). Weather in March »

Weather in April

April is a fresh spring month in Southampton, New York, with an average temperature ranging between max 50.2°F (10.1°C) and min 44.6°F (7°C). As March transitions into April, Southampton notices a gentle rise in the average high-temperature, transitioning from a chilly 42.8°F (6°C) to a fresh 50.2°F (10.1°C). Weather in April »

Weather in May

May, the last month of the spring in Southampton, is a refreshing month, with an average temperature ranging between min 53.2°F (11.8°C) and max 58.3°F (14.6°C). May's arrival coincides with a marginal rise in the average high-temperature, moving from April's fresh 50.2°F (10.1°C) to a mild 58.3°F (14.6°C). Weather in May »

Weather in June

June, the first month of the summer in Southampton, is a comfortable month, with an average temperature ranging between max 67.5°F (19.7°C) and min 63°F (17.2°C). The shift into June is accompanied by a temperature increase, with the average high-temperature rising from a mild 58.3°F (14.6°C) in May to a still refreshing 67.5°F (19.7°C). Weather in June »

Weather in July

July in Southampton, New York, is a moderately hot summer month, with an average temperature ranging between min 71.1°F (21.7°C) and max 75.4°F (24.1°C). The embrace of July brings a minor uplift in the average high-temperature, shifting from a refreshing 67.5°F (19.7°C) in June to a moderately hot 75.4°F (24.1°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Southampton, New York, with an average temperature fluctuating between 75.7°F (24.3°C) and 71.2°F (21.8°C). Southampton's warmest month, August, generally records average temperatures ranging from a high of 75.7°F (24.3°C) to a low of 71.2°F (21.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Southampton, New York, with an average temperature varying between 66°F (18.9°C) and 70.5°F (21.4°C). Upon the beginning of September, Southampton's high-temperatures register at an agreeable 70.5°F (21.4°C), closely mirroring the preceding month. Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Southampton, New York, with temperature in the range of an average low of 56.7°F (13.7°C) and an average high of 62.6°F (17°C). October's onset introduces a mild reduction in the average high-temperature, from a pleasant 70.5°F (21.4°C) in September to a refreshing 62.6°F (17°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Southampton, New York, with an average temperature varying between 52.9°F (11.6°C) and 45.9°F (7.7°C). The arrival of November corresponds with a reduction in the average high-temperature, down from October's refreshing 62.6°F (17°C) to a cool 52.9°F (11.6°C). Weather in November »

Weather in December

December, the first month of the winter in Southampton, is still a chilly month, with an average temperature varying between 45.3°F (7.4°C) and 38.3°F (3.5°C). December signals a slight drop in average high-temperature, sliding from November's cool 52.9°F (11.6°C) to a frosty 45.3°F (7.4°C). Weather in December »
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

In Southampton, the average lowest temperatures are observed in January, with a high of 39°F (3.9°C) and a low of 31.5°F (-0.3°C).

How many days does it rain?

Throughout the year, there are 145 rainfall days, and 24.69" (627mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

In Southampton, during the entire year, snow falls for 15.6 days and aggregates up to 5.16" (131mm) of snow.

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

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

What is the snowiest month?

The month with the most snowfall in Southampton is March, when snow falls for 3 days and typically aggregates up to 1.57" (40mm) 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 Southampton, snow does not fall in April, June through October.

What is the most humid month?

The most humid month is May, with an average relative humidity of 82%.

When are the longest days in Southampton?

With an average of 15h and 6min 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 is the hottest?

August temperatures tend to peak at an average high of 75.7°F (24.3°C) and dip to a low of 71.2°F (21.8°C).

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.7h of sunshine.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.6 days and accumulates 1.5" (38mm) of precipitation.

What is the rainiest month?

The wettest months in Southampton are October and December, with an average 2.6" (66mm) of rainfall.

What is the least humid month?

The least humid month is November, with an average relative humidity of 72%.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 4.7h of sunshine.

Average temperature
Southampton, NY

Average temperature - Southampton, NY

The warmest month (with the highest average high temperature) is August (75.7°F).
The month with the lowest average high temperature is January (39°F).

The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

Average pressure
Southampton, NY

Average pressure - Southampton, NY

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

Average wind speed
Southampton, NY

Average wind speed - Southampton, NY

The windiest month (with the highest average wind speed) is January (16.3mph).
The calmest month (with the lowest average wind speed) is July (10.7mph).

Average humidity
Southampton, NY

Average humidity - Southampton, NY

The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is November (72%).

Average rainfall
Southampton, NY

Average rainfall - Southampton, NY

The wettest months (with the highest rainfall) are October and December (2.6").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days
Southampton, NY

Average rainfall days - Southampton, NY

The months with the highest number of rainy days are May and July (14.8 days).
The months with the least rainy days are January and February (8.8 days).

Average snowfall
Southampton, NY

Average snowfall - Southampton, NY

The month with the highest snowfall is March (1.57").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days
Southampton, NY

Average snowfall days - Southampton, NY

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine
Southampton, NY

Average daylight / Average sunshine - Southampton, NY

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days
Southampton, NY

Average sunshine days - Southampton, NY

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (13.9 days).

Average UV index
Southampton, NY

Average UV index - Southampton, 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 visibility
Southampton, NY

Average visibility - Southampton, 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).

Southampton, New York, USA

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