Climate and monthly weather forecast
Dexter, NY

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Weather in January

January, the same as December, in Dexter, New York, is another subzero cold winter month, with an average temperature fluctuating between 26.6°F (-3°C) and 15.1°F (-9.4°C). January brings the lowest temperatures, with an average high of 26.6°F (-3°C) and an average low of 15.1°F (-9.4°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Dexter, New York, with an average temperature fluctuating between 17.1°F (-8.3°C) and 28.6°F (-1.9°C). Dexter experiences a subtle adjustment in high-temperatures to a still subzero cold 28.6°F (-1.9°C) with the onset of February, maintaining near parity with January's 26.6°F (-3°C). Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Dexter, New York, with an average temperature fluctuating between 25.3°F (-3.7°C) and 37.4°F (3°C). As February transitions into March, a subtle temperature shift is observed, with average highs adjusting from a subzero cold 28.6°F (-1.9°C) to a cold 37.4°F (3°C). Weather in March »

Weather in April

April is a fresh spring month in Dexter, New York, with an average temperature varying between 36°F (2.2°C) and 50.5°F (10.3°C). April's arrival brings a temperature shift, moving from an icy 37.4°F (3°C) in March to a cool 50.5°F (10.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Dexter, New York, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 63.1°F (17.3°C). As Dexter enters May, the average high-temperature increases from the a fresh 50.5°F (10.3°C) of April to a refreshing 63.1°F (17.3°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Dexter, New York, with an average temperature ranging between max 69.4°F (20.8°C) and min 54.5°F (12.5°C). June's onset is marked by a subtle temperature increase, moving from a comfortable 63.1°F (17.3°C) in May to an agreeable 69.4°F (20.8°C). Weather in June »

Weather in July

July in Dexter, New York, is a moderately hot summer month, with an average temperature ranging between max 76.1°F (24.5°C) and min 61.3°F (16.3°C). In Dexter, July is the warmest month, with temperatures averaging a high of 76.1°F (24.5°C) and a low of 61.3°F (16.3°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Dexter, New York, with an average temperature ranging between max 75.6°F (24.2°C) and min 60.6°F (15.9°C). The shift into August records an average high-temperature of a still moderately hot 75.6°F (24.2°C), subtly varied from July's 76.1°F (24.5°C). Weather in August »

Weather in September

September, the first month of the autumn in Dexter, is still a pleasant month, with an average temperature varying between 54.1°F (12.3°C) and 69.1°F (20.6°C). The transition into September involves a small decrease in the average high-temperature, dipping slightly from a moderately hot 75.6°F (24.2°C) in August to a pleasant 69.1°F (20.6°C). Weather in September »

Weather in October

October, the same as September, in Dexter, New York, is another refreshing autumn month, with an average temperature varying between 56.1°F (13.4°C) and 45°F (7.2°C). October comes with a drop in the average high-temperature, falling from September's agreeable 69.1°F (20.6°C) to a refreshing 56.1°F (13.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Dexter, is also a frosty month, with an average temperature ranging between min 33.1°F (0.6°C) and max 43.7°F (6.5°C). Observing a mild shift, the average high-temperature during November reduces from October's moderate 56.1°F (13.4°C) to a chilly 43.7°F (6.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Dexter, New York, with an average temperature varying between 24.1°F (-4.4°C) and 33.1°F (0.6°C). December implies a gentle temperature shift, with average high-temperatures reducing from November's frosty 43.7°F (6.5°C) to a wintry 33.1°F (0.6°C). Weather in December »
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

During the coldest month in Dexter, January, temperatures average a high of 26.6°F (-3°C) and a low of 15.1°F (-9.4°C).

What are the most humid months?

The months with the highest humidity are January and February, with an average relative humidity of 87%.

How many days does it rain?

In Dexter, during the entire year, the rain falls for 126.1 days and collects up to 17.01" (432mm) of precipitation.

When does it snow?

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

How much does it snow?

Throughout the year, there are 53.5 snowfall days, and 15" (381mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 2.6h of sunshine, January has the least sunshine of the year.

When is the lowest UV index?

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

What is the month with the coldest ocean?

The month with the coldest seawater is March, with an average ocean temperature of 35.6°F (2°C).

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 are the least humid months?

April and September, with an average relative humidity of 77%, are the least humid months.

When it does not snow?

May through September are months without snowfall in Dexter.

When are the longest days?

With an average of 15h and 24min of daylight, June has the longest days of the year.

What time of the year is the hottest?

July, noted for its average high-temperature of 76.1°F (24.5°C) and an average low-temperature of 61.3°F (16.3°C), is considered the warmest month.

What month has the most sunshine?

With an average of 10.2h of sunshine, July has the most sunshine of the year.

When is the highest UV index?

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

What month is the ocean warmest?

August is the month with the warmest seawater, with an average ocean temperature of 70.2°F (21.2°C).

What is the driest month?

September is the month with the least rainfall. Rain falls for 9.7 days and accumulates 0.94" (24mm) of precipitation.

What is the wettest month?

The month with the most rainfall is October, when the rain falls for 15.5 days and typically aggregates up to 1.93" (49mm) of precipitation.

When does it snow the most?

December is the month with the most snowfall. Snow falls for 11 days and accumulates 4.17" (106mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 0min of daylight.

Average temperature
Dexter, NY

Average temperature - Dexter, NY

The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (26.6°F).

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

Average pressure
Dexter, NY

Average pressure - Dexter, NY

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
Dexter, NY

Average wind speed - Dexter, NY

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

Average humidity
Dexter, NY

Average humidity - Dexter, NY

The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and September (77%).

Average rainfall
Dexter, NY

Average rainfall - Dexter, NY

The wettest month (with the highest rainfall) is October (1.93").
The driest month (with the least rainfall) is September (0.94").

Average rainfall days
Dexter, NY

Average rainfall days - Dexter, NY

The month with the highest number of rainy days is October (15.5 days).
The month with the least rainy days is February (5.1 days).

Average snowfall
Dexter, NY

Average snowfall - Dexter, NY

The month with the highest snowfall is December (4.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Dexter, NY

Average snowfall days - Dexter, NY

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature
Dexter, NY

Average sea temperature - Dexter, NY

The best month for swimming (with the highest average sea temperature) is August (70.1°F).
The coldest month (with the lowest average sea temperature) is March (35.5°F).

Average daylight / Average sunshine
Dexter, NY

Average daylight / Average sunshine - Dexter, NY

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days
Dexter, NY

Average sunshine days - Dexter, NY

The month with the most sunshine days is September (18.7 days).
The month with the least sunshine days is January (11.1 days).

Average visibility
Dexter, NY

Average visibility - Dexter, NY

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Dexter, New York, USA

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