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

Monthly weather forecast and climate
Oswego, NY

January, like December, is another subzero cold winter month in Oswego, New York, with average temperature ranging between max 29.8°F (-1.2°C) and min 21.7°F (-5.7°C). With an average high-temperature of 29.8°F (-1.2°C) and an average low-temperature of 21.7°F (-5.7°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Oswego, is another freezing cold month, with temperature in the range of an average high of 31.3°F (-0.4°C) and an average low of 22.6°F (-5.2°C). In February, the average high-temperature is essentially the same as in January - a still subzero cold 31.3°F (-0.4°C). Weather in February »

March, the first month of the spring, in Oswego, is a cold month, with average temperature varying between 28.8°F (-1.8°C) and 37.2°F (2.9°C). In Oswego, the average high-temperature in March slightly increases, from a subzero cold 31.3°F (-0.4°C) in February, to a wintry 37.2°F (2.9°C). Weather in March »

April is a chilly spring month in Oswego, New York, with average temperature varying between 38.3°F (3.5°C) and 47.1°F (8.4°C). In Oswego, the average high-temperature in April rises, from a cold 37.2°F (2.9°C) in March, to a frosty 47.1°F (8.4°C). Weather in April »

The last month of the spring, May, is a moderate month in Oswego, New York, with temperature in the range of an average high of 56.8°F (13.8°C) and an average low of 48°F (8.9°C). In Oswego, the average high-temperature in May increases, from a frosty 47.1°F (8.4°C) in April, to a mild 56.8°F (13.8°C). Weather in May »

June, the first month of the summer, in Oswego, is a comfortable month, with average temperature ranging between min 57.4°F (14.1°C) and max 65.1°F (18.4°C). In Oswego, the average high-temperature marginally rises, from a moderate 56.8°F (13.8°C) in May, to an enjoyable 65.1°F (18.4°C). Weather in June »

July is a warm summer month in Oswego, New York, with temperature in the range of an average high of 73.8°F (23.2°C) and an average low of 65.8°F (18.8°C). In July, the average high-temperature marginally rises, from a comfortable 65.1°F (18.4°C) in June, to a warm 73.8°F (23.2°C). Weather in July »

The last month of the summer, August, is another warm month in Oswego, New York, with average temperature varying between 74.1°F (23.4°C) and 65.8°F (18.8°C). The warmest month is August, with an average high-temperature of 74.1°F (23.4°C) and an average low-temperature of 65.8°F (18.8°C). Weather in August »

The first month of the autumn, September, is still a pleasant month in Oswego, New York, with average temperature varying between 68.9°F (20.5°C) and 59.9°F (15.5°C). In September, the average high-temperature is relatively the same as in August - a pleasant 68.9°F (20.5°C). Weather in September »

October, like September, is another mild autumn month in Oswego, New York, with average temperature ranging between min 49.6°F (9.8°C) and max 57.6°F (14.2°C). In Oswego, the average high-temperature drops, from a pleasant 68.9°F (20.5°C) in September, to a mild 57.6°F (14.2°C). Weather in October »

November, the last month of the autumn, in Oswego, is also a frosty month, with temperature in the range of an average high of 45.9°F (7.7°C) and an average low of 38.3°F (3.5°C). In November, the average high-temperature decreases, from a moderate 57.6°F (14.2°C) in October, to a frosty 45.9°F (7.7°C). Weather in November »

The first month of the winter, December, is also a wintry month in Oswego, New York, with temperature in the range of an average high of 36.5°F (2.5°C) and an average low of 29.5°F (-1.4°C). In December, the average high-temperature decreases, from a frosty 45.9°F (7.7°C) in November, to a wintry 36.5°F (2.5°C). Weather in December »

What is the coldest month in Oswego?

With an average high-temperature of 29.8°F (-1.2°C) and an average low-temperature of 21.7°F (-5.7°C), January is the coldest month.

How many days does it rain in Oswego?

In Oswego, New York, during the entire year, the rain falls for 163 days and collects up to 37.83" (961mm) of precipitation.

What is the driest month in Oswego?

The month with the least rainfall in Oswego, New York, is January when the rain falls for 6.1 days and typically collects 2.2" (56mm) of precipitation.

When does it snow in Oswego?

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

How many days does it snow in Oswego?

In Oswego, New York, during the entire year, snow falls for 46.3 days, and aggregates up to 14.8" (376mm) of snow.

What is the month with the least sunshine in Oswego?

The month with the least sunshine in Oswego is January, with an average of 2.3h of sunshine.

What is the month with the lowest UV index in Oswego?

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

What is the snowiest month in Oswego?

February is the month with the most snowfall in Oswego. Snow falls for 11.8 days and accumulates 3.94" (100mm) of snow.

When is the ocean coldest in Oswego?

With an average ocean temperature of 35.4°F (1.9°C), March is the month with the coldest seawater.

What is the rainiest month in Oswego?

The month with the most rainfall is May when the rain falls for 16.6 days and typically aggregates up to 4.37" (111mm) of precipitation.

When it does not snow in Oswego?

May through September are months without snowfall in Oswego, New York.

What is the most humid month in Oswego?

June is the most humid month in Oswego, with an average relative humidity of 83%.

When are the longest days in Oswego?

June has the longest days of the year in Oswego, New York, with an average of 15.4h of daylight.

What month has the most sunshine in Oswego?

With an average of 10.5h of sunshine, July has the most sunshine of the year in Oswego, New York.

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

With an average maximum UV index of 6, July is the month with the highest UV index in Oswego, New York.

What is the warmest month in Oswego?

August is the warmest month, with an average high-temperature of 74.1°F (23.4°C) and an average low-temperature of 65.8°F (18.8°C).

What is the month with the warmest ocean in Oswego?

August is the month with the warmest seawater in Oswego, with an average ocean temperature of 73.2°F (22.9°C).

What are the least humid months in Oswego?

September and November, with an average relative humidity of 75%, are the least humid months in Oswego, New York.

What is the month with the shortest days in Oswego?

The month with the shortest days is December, with an average of 9h of daylight.
Average temperature - Oswego, NY
Average humidity - Oswego, NY
Average rainfall - Oswego, NY
Average rainfall days - Oswego, NY

The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is February (6 days).

Average snowfall - Oswego, NY
Average snowfall days - Oswego, NY

The month with the highest number of snowfall days is February (11.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature - Oswego, NY

The best month for swimming (with the highest average sea temperature) is August (22.9°C).
The coldest month (with the lowest average sea temperature) is March (1.9°C).

Average daylight / Average sunshine - Oswego, NY

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 2.3h).