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

Monthly weather forecast and climate
Philadelphia, NY

January, the same as December, in Philadelphia, New York, is a freezing cold winter month, with average temperature ranging between max 25°F (-3.9°C) and min 13.1°F (-10.5°C). January is the coldest month, with an average high-temperature of 25°F (-3.9°C) and an average low-temperature of 13.1°F (-10.5°C). Weather in January »

February, the last month of the winter, in Philadelphia, is another freezing cold month, with average temperature ranging between min 15.3°F (-9.3°C) and max 27.3°F (-2.6°C). In Philadelphia, New York, the average high-temperature is almost the same as in January - a still freezing cold 27.3°F (-2.6°C). Weather in February »

March, the first month of the spring, in Philadelphia, is a cold month, with temperature in the range of an average low of 24.3°F (-4.3°C) and an average high of 36.9°F (2.7°C). In March, the average high-temperature rises, from a subzero cold 27.3°F (-2.6°C) in February, to a wintry 36.9°F (2.7°C). Weather in March »

April is a fresh spring month in Philadelphia, New York, with average temperature ranging between min 35.2°F (1.8°C) and max 50.7°F (10.4°C). In April, the average high-temperature rises, from a wintry 36.9°F (2.7°C) in March, to a fresh 50.7°F (10.4°C). Weather in April »

May, the last month of the spring, in Philadelphia, is a comfortable month, with average temperature ranging between min 46°F (7.8°C) and max 63.7°F (17.6°C). In Philadelphia, New York, the average high-temperature increases, from a cool 50.7°F (10.4°C) in April, to a comfortable 63.7°F (17.6°C). Weather in May »

The first month of the summer, June, is a pleasant month in Philadelphia, New York, with average temperature ranging between min 53.2°F (11.8°C) and max 70.2°F (21.2°C). In June, the average high-temperature marginally rises, from a comfortable 63.7°F (17.6°C) in May, to a pleasant 70.2°F (21.2°C). Weather in June »

July is a warm summer month in Philadelphia, New York, with average temperature fluctuating between 59.7°F (15.4°C) and 76.6°F (24.8°C). July is the warmest month, with an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 59.7°F (15.4°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Philadelphia, New York, with average temperature fluctuating between 75.6°F (24.2°C) and 58.6°F (14.8°C). In Philadelphia, the average high-temperature is essentially the same as in July - a still warm 75.6°F (24.2°C). Weather in August »

The first month of the autumn, September, is still a pleasant month in Philadelphia, New York, with average temperature ranging between max 69.1°F (20.6°C) and min 52.2°F (11.2°C). In Philadelphia, the average high-temperature marginally drops, from a warm 75.6°F (24.2°C) in August, to an agreeable 69.1°F (20.6°C). Weather in September »

October, like September, is a moderate autumn month in Philadelphia, New York, with average temperature varying between 43.3°F (6.3°C) and 55.9°F (13.3°C). In October, the average high-temperature drops, from a pleasant 69.1°F (20.6°C) in September, to a moderate 55.9°F (13.3°C). Weather in October »

November, the last month of the autumn, in Philadelphia, is also a frosty month, with average temperature ranging between min 31.1°F (-0.5°C) and max 42.8°F (6°C). In Philadelphia, the average high-temperature drops, from a mild 55.9°F (13.3°C) in October, to a chilly 42.8°F (6°C). Weather in November »

December, the first month of the winter, in Philadelphia, is also a subzero cold month, with temperature in the range of an average high of 31.6°F (-0.2°C) and an average low of 22.5°F (-5.3°C). In Philadelphia, New York, the average high-temperature in December decreases, from a chilly 42.8°F (6°C) in November, to a freezing cold 31.6°F (-0.2°C). Weather in December »

What is the coldest month in Philadelphia?

The coldest month is January, with an average high-temperature of 25°F (-3.9°C) and an average low-temperature of 13.1°F (-10.5°C).

What is the most humid month in Philadelphia?

Months with the highest humidity in Philadelphia, New York, are January and February, with an average relative humidity of 88%.

How much does it rain in Philadelphia?

In Philadelphia, New York, during the entire year, the rain falls for 166.4 days and collects up to 30.55" (776mm) of precipitation.

When does it snow in Philadelphia?

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

How many days does it snow in Philadelphia?

Throughout the year, there are 87.3 snowfall days, and 40.16" (1020mm) of snow is accumulated.

What is the month with the least sunshine in Philadelphia?

January and February, with an average of 2.9h of sunshine, are months with the least sunshine in Philadelphia.

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

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

What is the least humid month in Philadelphia?

The least humid month in Philadelphia, New York, is April, with an average relative humidity of 77%.

When it does not snow in Philadelphia?

June through September are months without snowfall in Philadelphia, New York.

When are the longest days in Philadelphia?

June has the longest days of the year in Philadelphia, with an average of 15.5h of daylight.

What is the warmest month in Philadelphia?

July is the warmest month in Philadelphia, with an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 59.7°F (15.4°C).

What are the months with the most sunshine in Philadelphia?

Months with the most sunshine in Philadelphia, New York, are July and August, with an average of 10.3h of sunshine.

When is the highest UV index in Philadelphia?

The month with the highest UV index is July, with an average maximum UV index of 6.

What is the driest month in Philadelphia?

September is the month with the least rainfall. Rain falls for 13.8 days and accumulates 1.77" (45mm) of precipitation.

What is the wettest month in Philadelphia?

The month with the most rainfall is October when the rain falls for 17.4 days and typically aggregates up to 3.39" (86mm) of precipitation.

When does it snow the most in Philadelphia?

December is the month with the most snowfall. Snow falls for 17.4 days and accumulates 9.13" (232mm) of snow.

What is the month with the shortest days in Philadelphia?

The month with the shortest days is December, with an average of 8.9h of daylight.
Average temperature - Philadelphia, NY
Average humidity - Philadelphia, NY
Average rainfall - Philadelphia, NY

The wettest month (with the highest rainfall) is October (3.39").
The driest month (with the lowest rainfall) is September (1.77").

Average rainfall days - Philadelphia, NY

The month with the highest number of rainy days is October (17.4 days).
The month with the lowest number of rainy days is February (8.1 days).

Average snowfall - Philadelphia, NY
Average snowfall days - Philadelphia, NY

The month with the highest number of snowfall days is January (20.6 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Philadelphia, NY

The month with the longest days is June (Average daylight: 15.5h).
The month with shortest days is December (Average daylight: 8.9h).

Months with most sunshine are July and August (Average sunshine: 10.3h).
Months with least sunshine are January and February (Average sunshine: 2.9).