Climate and monthly weather forecast
South Plattsburgh, NY

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Weather in January

January, like December, is another subzero cold winter month in South Plattsburgh, New York, with an average temperature fluctuating between 12.4°F (-10.9°C) and 24.8°F (-4°C). January stands out as South Plattsburgh's coldest month, with an average high-temperature of 24.8°F (-4°C) and a low-temperature of 12.4°F (-10.9°C). Weather in January »

Weather in February

February, the last month of the winter in South Plattsburgh, is also a subzero cold month, with temperature in the range of an average low of 14°F (-10°C) and an average high of 27.5°F (-2.5°C). South Plattsburgh's average high-temperature in February sits at a still subzero cold 27.5°F (-2.5°C), showing little difference from the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a cold month in South Plattsburgh, New York, with temperature in the range of an average high of 36.3°F (2.4°C) and an average low of 22.5°F (-5.3°C). March's arrival is noted with a slight increase in the average high-temperature, moving from a subzero cold 27.5°F (-2.5°C) in February to an icy 36.3°F (2.4°C). Weather in March »

Weather in April

April is a fresh spring month in South Plattsburgh, New York, with an average temperature fluctuating between 50.7°F (10.4°C) and 34°F (1.1°C). April signals a clear increase in the average high-temperature, soaring from March's icy 36.3°F (2.4°C) to a fresh 50.7°F (10.4°C). Weather in April »

Weather in May

May, the last month of the spring in South Plattsburgh, is a comfortable month, with an average temperature fluctuating between 46°F (7.8°C) and 65.5°F (18.6°C). May's arrival signals a significant increase in average high-temperatures, soaring from April's fresh 50.7°F (10.4°C) to a comfortable 65.5°F (18.6°C). Weather in May »

Weather in June

June, the first month of the summer in South Plattsburgh, is an agreeable month, with an average temperature ranging between max 72.1°F (22.3°C) and min 52.7°F (11.5°C). South Plattsburgh's transition into June brings a slight rise in the average high-temperature, moving from a comfortable 65.5°F (18.6°C) in May to an agreeable 72.1°F (22.3°C). Weather in June »

Weather in July

July in South Plattsburgh, New York, is a moderately hot summer month, with an average temperature varying between 59.4°F (15.2°C) and 79°F (26.1°C). South Plattsburgh's July weather, with an average high temperature of 79°F (26.1°C) and an average low temperature of 59.4°F (15.2°C), tends to be the warmest of the year. Weather in July »

Weather in August

August, the last month of the summer in South Plattsburgh, is also a moderately hot month, with temperature in the range of an average low of 57.2°F (14°C) and an average high of 76.8°F (24.9°C). During August, South Plattsburgh observes a subtle ascent to a still warm 76.8°F (24.9°C) from July's 79°F (26.1°C) in the average high-temperature. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in South Plattsburgh, New York, with temperature in the range of an average low of 50.5°F (10.3°C) and an average high of 69.6°F (20.9°C). South Plattsburgh experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a warm 76.8°F (24.9°C) in August to a pleasant 69.6°F (20.9°C). Weather in September »

Weather in October

October, the same as September, in South Plattsburgh, New York, is another mild autumn month, with an average temperature fluctuating between 41°F (5°C) and 55.4°F (13°C). Observing a mild shift, the average high-temperature during October reduces from September's pleasant 69.6°F (20.9°C) to a moderate 55.4°F (13°C). Weather in October »

Weather in November

November, the last month of the autumn in South Plattsburgh, is also a wintry month, with an average temperature ranging between max 42.3°F (5.7°C) and min 29.7°F (-1.3°C). November's arrival coincides with a drop in the average high-temperature, decreasing from October's mild 55.4°F (13°C) to an icy 42.3°F (5.7°C). Weather in November »

Weather in December

December, the first month of the winter in South Plattsburgh, is also a subzero cold month, with an average temperature fluctuating between 30.9°F (-0.6°C) and 20.7°F (-6.3°C). In South Plattsburgh, the beginning of December is marked by a lowered average high-temperature, shifting from November's cold 42.3°F (5.7°C) to a freezing cold 30.9°F (-0.6°C). Weather in December »
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

The coldest time of the year is January, with temperatures averaging a high of 24.8°F (-4°C) and a low of 12.4°F (-10.9°C).

What are the most humid months in South Plattsburgh?

The months with the highest humidity are January and February, with an average relative humidity of 86%.

How many days does it rain?

Throughout the year, there are 162.6 rainfall days, and 27.6" (701mm) of precipitation is accumulated.

When does it snow?

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

How much does it snow?

Throughout the year, in South Plattsburgh, there are 78.2 snowfall days, and 37.13" (943mm) of snow is accumulated.

When is the lowest UV index?

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

What is the driest month?

The month with the least rainfall is February, when the rain falls for 6.8 days and typically collects 1.73" (44mm) of precipitation.

When does it snow the most?

The month with the most snowfall is February, when snow falls for 18.3 days and typically aggregates up to 10" (254mm) of snow.

What is the month with the least sunshine?

With an average of 3.6h of sunshine, February has the least sunshine of the year.

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.

What is the least humid month?

The months with the lowest humidity are April and May, with an average relative humidity of 75%.

What is the month with the highest UV index?

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

What is the wettest month in South Plattsburgh?

The month with the most rainfall is June, when the rain falls for 17.4 days and typically aggregates up to 3.15" (80mm) of precipitation.

When it does not snow?

June through September are months without snowfall in South Plattsburgh.

When are the longest days?

With an average of 15h and 30min of daylight, June has the longest days of the year.

What is the hottest time of year?

South Plattsburgh records the warmest temperatures in July, averaging a high of 79°F (26.1°C) and a low of 59.4°F (15.2°C).

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.6h of sunshine.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 8h and 54min of daylight.

Average temperature
South Plattsburgh, NY

Average temperature - South Plattsburgh, NY

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (24.8°F).

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

Average pressure
South Plattsburgh, NY

Average pressure - South Plattsburgh, NY

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
South Plattsburgh, NY

Average wind speed - South Plattsburgh, NY

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity
South Plattsburgh, NY

Average humidity - South Plattsburgh, NY

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and May (75%).

Average rainfall
South Plattsburgh, NY

Average rainfall - South Plattsburgh, NY

The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is February (1.73").

Average rainfall days
South Plattsburgh, NY

Average rainfall days - South Plattsburgh, NY

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (6.8 days).

Average snowfall
South Plattsburgh, NY

Average snowfall - South Plattsburgh, NY

The month with the highest snowfall is February (10").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
South Plattsburgh, NY

Average snowfall days - South Plattsburgh, NY

The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
South Plattsburgh, NY

Average daylight / Average sunshine - South Plattsburgh, NY

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days
South Plattsburgh, NY

Average sunshine days - South Plattsburgh, NY

The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (8.6 days).

Average UV index
South Plattsburgh, NY

Average UV index - South Plattsburgh, 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 and December (UV index 1).

Average cloud cover
South Plattsburgh, NY

Average cloud cover - South Plattsburgh, NY

The month with the most cloud cover is February (Cloud cover 64).
The months with the least cloud cover are July, August and September (Cloud cover 31).

Average visibility
South Plattsburgh, NY

Average visibility - South Plattsburgh, NY

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

South Plattsburgh, New York, USA

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