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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Katonah, New York, is another cold 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). January, with its high-temperature average of 34.5°F (1.4°C) and a low-temperature average of 23.2°F (-4.9°C), is the coldest month. 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 ranging between min 24.8°F (-4°C) and max 37.8°F (3.2°C). The arrival of February denotes a barely perceptible change in the average high-temperatures to a still cold 37.8°F (3.2°C) from January's 34.5°F (1.4°C). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Katonah, New York, with an average temperature ranging between min 31.3°F (-0.4°C) and max 45°F (7.2°C). Katonah's March weather indicates a minor increase in high-temperatures, edging from February's cold 37.8°F (3.2°C) to a frosty 45°F (7.2°C). Weather in March »
Weather in April
April is a refreshing spring month in Katonah, New York, with an average temperature varying between 56.8°F (13.8°C) and 41.7°F (5.4°C). April's arrival is marked by an increase in the average high-temperature, moving from a frosty 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 a comfortable month in Katonah, New York, with an average temperature ranging between max 67.8°F (19.9°C) and min 51.1°F (10.6°C). Katonah in May sees a temperature change, with average high-temperatures moving from 56.8°F (13.8°C) in April to a still refreshing 67.8°F (19.9°C). Weather in May »
Weather in June
June, the first month of the summer in Katonah, is a moderately hot month, with an average temperature ranging between max 76.3°F (24.6°C) and min 58.8°F (14.9°C). The shift into June is marked by a modest rise in the average high-temperature, moving from May's refreshing 67.8°F (19.9°C) to a warm 76.3°F (24.6°C). Weather in June »
Weather in July
July, like June, in Katonah, New York, is a moderately hot summer month, with an average temperature fluctuating between 82.9°F (28.3°C) and 66°F (18.9°C). July is Katonah's warmest month, registering average high temperatures of 82.9°F (28.3°C) and lows of 66°F (18.9°C). The heat index value during July is estimated at a hot 89.6°F (32°C). Weather in July »
Weather in August
August, the last month of the summer in Katonah, is another warm month, with an average temperature fluctuating between 81.1°F (27.3°C) and 64.9°F (18.3°C). With August's arrival, Katonah notes an average high-temperature of a still warm 81.1°F (27.3°C), closely following the trend of the preceding month. 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). The onset of September brings a small shift in high-temperatures, falling from a moderately hot 81.1°F (27.3°C) in August to a still warm 73.9°F (23.3°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Katonah, New York, with an average temperature varying between 61.7°F (16.5°C) and 48.9°F (9.4°C). A shift in the average high-temperature occurs in October, reducing from a warm 73.9°F (23.3°C) in September to an enjoyable 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 38.1°F (3.4°C) and 50°F (10°C). During Katonah's transition into November, the average high-temperature lessens, moving from a refreshing 61.7°F (16.5°C) in October to a fresh 50°F (10°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Katonah, New York, with temperature in the range of an average low of 30.2°F (-1°C) and an average high of 40.1°F (4.5°C). December brings a decrease in the average high-temperature, falling from November's cool 50°F (10°C) to an icy 40.1°F (4.5°C). Weather in December »
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
January, having an average high-temperature of 34.5°F (1.4°C) and an average low-temperature of 23.2°F (-4.9°C), is the coldest month.
How much does it rain?
Throughout the year, there are 144.2 rainfall days, and 22.32" (567mm) of precipitation is accumulated.
When does it snow in Katonah?
January through May, October through December are months with snowfall.
How much does it snow?
Throughout the year, there are 23.1 snowfall days, and 9.02" (229mm) of snow is accumulated.
When is the lowest UV index?
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?
February is the most humid month in Katonah, with an average relative humidity of 78%.
What is the driest month?
February is the month with the least rainfall in Katonah. Rain falls for 7.8 days and accumulates 1.18" (30mm) of precipitation.
What is the month with the least sunshine?
February has the least sunshine of the year, with an average of 4.7h of sunshine.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 5 days and typically aggregates up to 2.95" (75mm) of snow.
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 least humid month is April, with an average relative humidity of 72%.
When it does not snow?
In Katonah, snow does not fall in June through September.
When are the longest days?
The month with the longest days is June, with an average of 15h and 6min of daylight.
When is the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What month is the hottest?
Katonah, New York, experiences its average highest temperatures in July, reaching a peak of 82.9°F (28.3°C) and a minimum of 66°F (18.9°C).
What is the wettest month?
The month with the most rainfall is July, when the rain falls for 16.5 days and typically aggregates up to 2.68" (68mm) of precipitation.
What month has the most sunshine?
With an average of 10.5h of sunshine, July has the most sunshine of the year.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 18min of daylight.
Average temperature
Katonah, NY
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34.5°F).
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure
Katonah, NY
- Average pressure in January:
30.05"Hg - Average pressure in February:
30.03"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Katonah, NY
- Average wind speed in January:
8.3mph - Average wind speed in February:
8.2mph - Average wind speed in March:
8.2mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.3mph - Average wind speed in June:
5.9mph
- Average wind speed in July:
5.4mph - Average wind speed in August:
5.3mph - Average wind speed in September:
6mph - Average wind speed in October:
7.1mph - Average wind speed in November:
7.6mph - Average wind speed in December:
7.8mph
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).
Average humidity
Katonah, NY
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall
Katonah, NY
- Average rainfall in January:
1.26" - Average rainfall in February:
1.18" - Average rainfall in March:
1.69" - Average rainfall in April:
1.81" - Average rainfall in May:
2.01" - Average rainfall in June:
1.97"
- Average rainfall in July:
2.68" - Average rainfall in August:
2.09" - Average rainfall in September:
1.5" - Average rainfall in October:
2.13" - Average rainfall in November:
1.73" - Average rainfall in December:
2.28"
The wettest month (with the highest rainfall) is July (2.68").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days
Katonah, NY
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
7.8 days - Average rainfall days in March:
11.7 days - Average rainfall days in April:
13 days - Average rainfall days in May:
15.6 days - Average rainfall days in June:
15.5 days
- Average rainfall days in July:
16.5 days - Average rainfall days in August:
15.1 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
11.9 days - Average rainfall days in November:
8.1 days - Average rainfall days in December:
10 days
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).
Average snowfall
Katonah, NY
- Average snowfall in January:
1.69" - Average snowfall in February:
2.24" - Average snowfall in March:
2.95" - Average snowfall in April:
0.12" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is March (2.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Katonah, NY
- Average snowfall days in January:
5.9 days - Average snowfall days in February:
6.3 days - Average snowfall days in March:
5 days - Average snowfall days in April:
0.7 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
0.7 days - Average snowfall days in December:
4.3 days
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).
Average daylight / Average sunshine
Katonah, NY
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 3min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
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).
Average sunshine days
Katonah, NY
- Average sunshine days in January:
19.8 days - Average sunshine days in February:
15.3 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
15 days - Average sunshine days in May:
13.3 days - Average sunshine days in June:
12.1 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
13.2 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
20.3 days - Average sunshine days in December:
17.7 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is June (12.1 days).
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).
Average cloud cover
Katonah, NY
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).
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).
Katonah, New York, USA
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