Climate and monthly weather forecast
Katonah, NY

Weather in January

January, like December, in Katonah, New York, is a wintry winter month, with temperature in the range of an average high of 34.5°F (1.4°C) and an average low of 23.2°F (-4.9°C). The coldest month is January, with an average high-temperature of 34.5°F (1.4°C) and an average low-temperature of 23.2°F (-4.9°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Katonah, New York, with an average temperature varying between 24.8°F (-4°C) and 37.8°F (3.2°C). In February, the average high-temperature is practically the same as in January - a still wintry 37.8°F (3.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Katonah, New York, with an average temperature ranging between max 45°F (7.2°C) and min 31.3°F (-0.4°C). In March, the average high-temperature slightly increases from a wintry 37.8°F (3.2°C) in February to a frosty 45°F (7.2°C). Weather in March »

Weather in April

April is a moderate spring month in Katonah, New York, with temperature in the range of an average low of 41.7°F (5.4°C) and an average high of 56.8°F (13.8°C). In Katonah, the average high-temperature in April rises from a chilly 45°F (7.2°C) in March to a mild 56.8°F (13.8°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Katonah, New York, with an average temperature fluctuating between 51.1°F (10.6°C) and 67.8°F (19.9°C). In May, the average high-temperature rises from a mild 56.8°F (13.8°C) in April to an enjoyable 67.8°F (19.9°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Katonah, New York, with an average temperature varying between 58.8°F (14.9°C) and 76.3°F (24.6°C). In Katonah, New York, the average high-temperature in June slightly increases from an enjoyable 67.8°F (19.9°C) in May to a warm 76.3°F (24.6°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Katonah, New York, with an average temperature fluctuating between 66°F (18.9°C) and 82.9°F (28.3°C). With an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 66°F (18.9°C), July is the warmest month. In July, the average heat index is estimated at a tropical 89.6°F (32°C). Weather in July »

Weather in August

August, the last month of the summer in Katonah, is also a moderately hot month, with an average temperature ranging between min 64.9°F (18.3°C) and max 81.1°F (27.3°C). In August, the average high-temperature is practically the same as in July - a still moderately hot 81.1°F (27.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Katonah, New York, with an average temperature fluctuating between 58.1°F (14.5°C) and 73.9°F (23.3°C). In Katonah, the average high-temperature in September marginally drops from a warm 81.1°F (27.3°C) in August to a still moderately hot 73.9°F (23.3°C). Weather in September »

Weather in October

October, like September, in Katonah, New York, is another enjoyable autumn month, with an average temperature varying between 48.9°F (9.4°C) and 61.7°F (16.5°C). In October, the average high-temperature drops from a warm 73.9°F (23.3°C) in September to a comfortable 61.7°F (16.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Katonah, is also a fresh month, with an average temperature fluctuating between 50°F (10°C) and 38.1°F (3.4°C). In Katonah, the average high-temperature in November decreases from an enjoyable 61.7°F (16.5°C) in October to a fresh 50°F (10°C). Weather in November »

Weather in December

December, the first month of the winter in Katonah, is still a cold month, with an average temperature fluctuating between 30.2°F (-1°C) and 40.1°F (4.5°C). In December, the average high-temperature drops from a cool 50°F (10°C) in November to a cold 40.1°F (4.5°C). Weather in December »
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FAQ

What is the coldest month in Katonah?

The coldest month is January, with an average high-temperature of 34.5°F (1.4°C) and an average low-temperature of 23.2°F (-4.9°C).

How much does it rain in Katonah?

In Katonah, during the entire year, the rain falls for 144.2 days and collects up to 22.32" (567mm) of precipitation.

When does it snow in Katonah?

Months with snowfall in Katonah are January through May, October through December.

How much does it snow in Katonah?

In Katonah, during the entire year, snow falls for 23.1 days and aggregates up to 9.02" (229mm) of snow.

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

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the most humid month in Katonah?

February is the most humid month in Katonah, New York, with an average relative humidity of 78%.

What is the driest month in Katonah?

The month with the least rainfall in Katonah is February, when the rain falls for 7.8 days and typically collects 1.18" (30mm) of precipitation.

What is the month with the least sunshine in Katonah?

With an average of 4.7h of sunshine, February has the least sunshine of the year.

What is the snowiest month in Katonah?

March is the month with the most snowfall in Katonah. Snow falls for 5 days and accumulates 2.95" (75mm) of snow.

When is Daylight Saving Time (DST) in Katonah?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Katonah, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Katonah?

April is the least humid month, with an average relative humidity of 72%.

When it does not snow in Katonah?

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

When are the longest days in Katonah?

The month with the longest days in Katonah, New York, is June, with an average of 15h and 7min of daylight.

What are the months with the highest UV index in Katonah?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the warmest month in Katonah?

The warmest month in Katonah is July, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 66°F (18.9°C).

What is the wettest month in Katonah?

July is the month with the most rainfall. Rain falls for 16.5 days and accumulates 2.68" (68mm) of precipitation.

What month has the most sunshine in Katonah?

With an average of 10.5h of sunshine, July has the most sunshine of the year.

What is the month with the shortest days in Katonah?

With an average of 9h and 16min of daylight, December has the shortest days of the year.

Average pressure
Katonah, NY

Average pressure - Katonah, 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).

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Average wind speed
Katonah, NY

Average wind speed - Katonah, NY

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average rainfall
Katonah, NY

Average rainfall - Katonah, NY

The wettest month (with the highest rainfall) is July (2.68").
The driest month (with the least rainfall) is February (1.18").

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Average rainfall days
Katonah, NY

Average rainfall days - Katonah, NY

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (6.8 days).

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Average snowfall
Katonah, NY

Average snowfall - Katonah, NY

The month with the highest snowfall is March (2.95").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Katonah, NY

Average snowfall days - Katonah, NY

The month with the highest number of snowfall days is February (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Katonah, NY

Average daylight / Average sunshine - Katonah, NY

The month with the longest days is June (Average daylight: 15h and 7min).
The month with the shortest days is December (Average daylight: 9h and 16min).

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days
Katonah, NY

Average sunshine days - Katonah, NY

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is June (12.1 days).

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Average UV index
Katonah, NY

Average UV index - Katonah, NY

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
Katonah, NY

Average visibility - Katonah, NY

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

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