Climate and monthly weather forecast
South Plymouth, NY

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Weather in January

January, the same as December, in South Plymouth, New York, is a freezing cold winter month, with an average temperature varying between 15.3°F (-9.3°C) and 27°F (-2.8°C). In South Plymouth, the lowest average temperatures are observed in January, with a high of 27°F (-2.8°C) and a low of 15.3°F (-9.3°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in South Plymouth, New York, with an average temperature ranging between max 29.7°F (-1.3°C) and min 16.7°F (-8.5°C). During February, the average high-temperature is a still subzero cold 29.7°F (-1.3°C), maintaining a close resemblance to that of the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in South Plymouth, New York, with temperature in the range of an average low of 23.5°F (-4.7°C) and an average high of 38.3°F (3.5°C). The start of March brings a subtle shift in the average high-temperature, edging up from February's freezing cold 29.7°F (-1.3°C) to a wintry 38.3°F (3.5°C). Weather in March »

Weather in April

April is a cool spring month in South Plymouth, New York, with an average temperature ranging between min 34.3°F (1.3°C) and max 51.8°F (11°C). April brings a rise in South Plymouth's average high-temperature, moving from an icy 38.3°F (3.5°C) in March to a fresh 51.8°F (11°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in South Plymouth, New York, with an average temperature ranging between min 44.8°F (7.1°C) and max 65.5°F (18.6°C). May brings a rise in the average high-temperature, transitioning from April's fresh 51.8°F (11°C) to an enjoyable 65.5°F (18.6°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in South Plymouth, New York, with temperature in the range of an average low of 50.9°F (10.5°C) and an average high of 72°F (22.2°C). In June, the meteorological conditions subtly change with the average high-temperature edging from an enjoyable 65.5°F (18.6°C) in May to an agreeable 72°F (22.2°C). Weather in June »

Weather in July

July in South Plymouth, New York, is a moderately hot summer month, with an average temperature fluctuating between 78.1°F (25.6°C) and 56.7°F (13.7°C). South Plymouth notes the warmest temperatures in July, with a high average of 78.1°F (25.6°C) and a low of 56.7°F (13.7°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in South Plymouth, New York, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 54.7°F (12.6°C). Upon the beginning of August, South Plymouth's high-temperatures register at a still warm 75.7°F (24.3°C), closely mirroring the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in South Plymouth, is still a pleasant month, with temperature in the range of an average high of 69.1°F (20.6°C) and an average low of 49.3°F (9.6°C). September's onset brings a negligible change in high-temperatures, falling from a moderately hot 75.7°F (24.3°C) in August to a pleasant 69.1°F (20.6°C). Weather in September »

Weather in October

October, the same as September, in South Plymouth, New York, is another refreshing autumn month, with temperature in the range of an average low of 40.5°F (4.7°C) and an average high of 55.9°F (13.3°C). With October's arrival, South Plymouth's weather changes as the average high-temperature falls from a pleasant 69.1°F (20.6°C) in September to a refreshing 55.9°F (13.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in South Plymouth, New York, with temperature in the range of an average high of 42.8°F (6°C) and an average low of 30.2°F (-1°C). As November commences, the average high-temperature shows a reduction, transitioning from a mild 55.9°F (13.3°C) in October to a chilly 42.8°F (6°C). Weather in November »

Weather in December

December, the first month of the winter in South Plymouth, is also a wintry month, with an average temperature fluctuating between 33.1°F (0.6°C) and 23.2°F (-4.9°C). With December's onset, the weather shows a temperature decrease, transitioning from a chilly 42.8°F (6°C) in November to an icy 33.1°F (0.6°C). Weather in December »

Frequently asked questions

What is the coldest time of year?

South Plymouth's January weather, with an average high temperature of 27°F (-2.8°C) and an average low temperature of 15.3°F (-9.3°C), tends to be the coldest of the year.

How many days does it rain in South Plymouth?

Throughout the year, there are 144.3 rainfall days, and 23.07" (586mm) of precipitation is accumulated.

When does it snow?

January through May, October through December are months with snowfall.

How many days does it snow?

Throughout the year, there are 70.5 snowfall days, and 26.26" (667mm) of snow is accumulated.

What is the month with the lowest UV index in South Plymouth?

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the most humid month?

February is the most humid month, with an average relative humidity of 88%.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 15.9 days and accumulates 6.46" (164mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 2.4h of sunshine.

When is Daylight Saving Time (DST) in South Plymouth?

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.

What is the least humid month?

April, May and July, with an average relative humidity of 80%, are the least humid months.

What is the rainiest month?

The wettest months are May and June, with an average 2.44" (62mm) of rainfall.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

When it does not snow?

In South Plymouth, snow does not fall in June through September.

When are the longest days?

June has the longest days of the year, with an average of 15h and 18min of daylight.

What is the hottest time of year?

The warmest month is July, with an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 56.7°F (13.7°C).

What month has the most sunshine?

With an average of 9.8h of sunshine, July has the most sunshine of the year.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.8 days and typically collects 1.46" (37mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

Average temperature
South Plymouth, NY

Average temperature - South Plymouth, NY

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (27°F).

The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure
South Plymouth, NY

Average pressure - South Plymouth, NY

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
South Plymouth, NY

Average wind speed - South Plymouth, NY

The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity
South Plymouth, NY

Average humidity - South Plymouth, NY

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May and July (80%).

Average rainfall
South Plymouth, NY

Average rainfall - South Plymouth, NY

The wettest months (with the highest rainfall) are May and June (2.44").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days
South Plymouth, NY

Average rainfall days - South Plymouth, NY

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (5.3 days).

Average snowfall
South Plymouth, NY

Average snowfall - South Plymouth, NY

The month with the highest snowfall is February (6.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
South Plymouth, NY

Average snowfall days - South Plymouth, NY

The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
South Plymouth, NY

Average daylight / Average sunshine - South Plymouth, NY

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

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).

Average sunshine days
South Plymouth, NY

Average sunshine days - South Plymouth, NY

The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is February (8.7 days).

Average UV index
South Plymouth, NY

Average UV index - South Plymouth, NY

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average visibility
South Plymouth, NY

Average visibility - South Plymouth, NY

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).

South Plymouth, New York, USA

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