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

Monthly weather forecast and climate
Hartsdale, NY

January, like December, in Hartsdale, New York, is a wintry winter month, with temperature in the range of an average high of 35.2°F (1.8°C) and an average low of 23.9°F (-4.5°C). The coldest month is January, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 23.9°F (-4.5°C). Weather in January »

February, the last month of the winter, in Hartsdale, is also a wintry month, with temperature in the range of an average low of 25.5°F (-3.6°C) and an average high of 38.1°F (3.4°C). In February, the average high-temperature is practically the same as in January - a still cold 38.1°F (3.4°C). Weather in February »

The first month of the spring, March, is a chilly month in Hartsdale, New York, with average temperature varying between 32.5°F (0.3°C) and 45.9°F (7.7°C). In Hartsdale, the average high-temperature marginally rises, from a wintry 38.1°F (3.4°C) in February, to a chilly 45.9°F (7.7°C). Weather in March »

April in Hartsdale, New York, is a mild spring month, with average temperature fluctuating between 58.1°F (14.5°C) and 42.4°F (5.8°C). In April, the average high-temperature rises, from a frosty 45.9°F (7.7°C) in March, to a moderate 58.1°F (14.5°C). Weather in April »

May, the last month of the spring, in Hartsdale, is a pleasant month, with average temperature varying between 68.9°F (20.5°C) and 52.2°F (11.2°C). In Hartsdale, the average high-temperature in May rises, from a mild 58.1°F (14.5°C) in April, to an agreeable 68.9°F (20.5°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Hartsdale, New York, with average temperature ranging between max 77.5°F (25.3°C) and min 60.3°F (15.7°C). In June, the average high-temperature marginally rises, from a pleasant 68.9°F (20.5°C) in May, to a warm 77.5°F (25.3°C). Weather in June »

July, the same as June, is another warm summer month in Hartsdale, New York, with average temperature fluctuating between 84.4°F (29.1°C) and 67.5°F (19.7°C). The warmest month is July, with an average high-temperature of 84.4°F (29.1°C) and an average low-temperature of 67.5°F (19.7°C). The average heat index is appraised at a tropical 91.6°F (33.1°C). Weather in July »

August, the last month of the summer, in Hartsdale, is also a moderately hot month, with temperature in the range of an average high of 82.6°F (28.1°C) and an average low of 66.2°F (19°C). In Hartsdale, the average high-temperature is relatively the same as in July - a still warm 82.6°F (28.1°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Hartsdale, New York, with temperature in the range of an average high of 75.2°F (24°C) and an average low of 59.5°F (15.3°C). In September, the average high-temperature marginally drops, from 82.6°F (28.1°C) in August, to a still moderately hot 75.2°F (24°C). Weather in September »

October, like September, in Hartsdale, New York, is another enjoyable autumn month, with average temperature fluctuating between 62.6°F (17°C) and 49.5°F (9.7°C). In October, the average high-temperature decreases, from a warm 75.2°F (24°C) in September, to an enjoyable 62.6°F (17°C). Weather in October »

November, the last month of the autumn, in Hartsdale, is also a fresh month, with average temperature ranging between max 50.5°F (10.3°C) and min 38.3°F (3.5°C). In November, the average high-temperature drops, from a comfortable 62.6°F (17°C) in October, to a fresh 50.5°F (10.3°C). Weather in November »

The first month of the winter, December, is also a wintry month in Hartsdale, New York, with temperature in the range of an average high of 41°F (5°C) and an average low of 30.9°F (-0.6°C). In December, the average high-temperature drops, from a fresh 50.5°F (10.3°C) in November, to a cold 41°F (5°C). Weather in December »

What is the coldest month in Hartsdale?

January is the coldest month, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 23.9°F (-4.5°C).

How much does it rain in Hartsdale?

In Hartsdale, during the entire year, the rain falls for 132.4 days and collects up to 15.63" (397mm) of precipitation.

When does it snow in Hartsdale?

January through April, October through December are months with snowfall in Hartsdale, New York.

How many days does it snow in Hartsdale?

In Hartsdale, during the entire year, snow falls for 18.9 days, and aggregates up to 5.08" (129mm) of snow.

When is the lowest UV index in Hartsdale?

Months with the lowest UV index in Hartsdale, New York, are January through March, November and December, with an average maximum UV index of 2.

What are the most humid months in Hartsdale?

February and December, with an average relative humidity of 77%, are most humid months in Hartsdale.

What is the driest month in Hartsdale?

February is the month with the least rainfall. Rain falls for 7.3 days and accumulates 0.83" (21mm) of precipitation.

What is the month with the least sunshine in Hartsdale?

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

What is the snowiest month in Hartsdale?

March is the month with the most snowfall. Snow falls for 4.2 days and accumulates 1.65" (42mm) of snow.

When it does not snow in Hartsdale?

In Hartsdale snow does not fall in May through September.

When are the longest days in Hartsdale?

The month with the longest days is June, with an average of 15.1h of daylight.

When is the highest UV index in Hartsdale?

Months with the highest UV index in Hartsdale, New York, are June through August, with an average maximum UV index of 6.

What is the warmest month in Hartsdale?

With an average high-temperature of 84.4°F (29.1°C) and an average low-temperature of 67.5°F (19.7°C), July is the warmest month.

What is the wettest month in Hartsdale?

The month with the most rainfall in Hartsdale, New York, is July when the rain falls for 15.1 days and typically aggregates up to 2.01" (51mm) of precipitation.

What month has the most sunshine in Hartsdale?

With an average of 10.4h of sunshine, July has the most sunshine of the year in Hartsdale.

What is the least humid month in Hartsdale?

August is the least humid month in Hartsdale, New York, with an average relative humidity of 70%.

What is the month with the shortest days in Hartsdale?

With an average of 9.3h of daylight, December has the shortest days of the year.
Average temperature - Hartsdale, NY
Average humidity - Hartsdale, NY
Average rainfall - Hartsdale, NY
Average rainfall days - Hartsdale, NY

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (6.5 days).

Average snowfall - Hartsdale, NY
Average snowfall days - Hartsdale, NY

The month with the highest number of snowfall days is February (5.2 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine - Hartsdale, NY

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average UV index - Hartsdale, NY