Climate and monthly weather forecast
Great River, NY

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Weather in January

January, the same as December, is an icy winter month in Great River, New York, with an average temperature varying between 37.9°F (3.3°C) and 30.2°F (-1°C). January is the month when Great River sees the lowest average temperatures, with a high of 37.9°F (3.3°C) and a low of 30.2°F (-1°C). Weather in January »

Weather in February

February, the last month of the winter in Great River, is also a wintry month, with temperature in the range of an average high of 39.7°F (4.3°C) and an average low of 31.3°F (-0.4°C). The onset of February manifests an average high-temperature of a still wintry 39.7°F (4.3°C), demonstrating a minor variation from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Great River, New York, with an average temperature ranging between max 44.2°F (6.8°C) and min 36.3°F (2.4°C). As Great River steps into March, the average high-temperature is measured at a chilly 44.2°F (6.8°C), displaying minor differences from February's 39.7°F (4.3°C). Weather in March »

Weather in April

April in Great River, New York, is a fresh spring month, with temperature in the range of an average high of 52.3°F (11.3°C) and an average low of 45.1°F (7.3°C). As April arrives, a slight rise in the average high-temperature is observed, moving from a chilly 44.2°F (6.8°C) in March to a fresh 52.3°F (11.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Great River, New York, with temperature in the range of an average low of 54.3°F (12.4°C) and an average high of 61.2°F (16.2°C). A minor escalation in the average high-temperature is seen with the onset of May, moving from a cool 52.3°F (11.3°C) in April to a comfortable 61.2°F (16.2°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Great River, New York, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 70.7°F (21.5°C). June's arrival coincides with a rise in the average high-temperature, moving from May's comfortable 61.2°F (16.2°C) to a pleasant 70.7°F (21.5°C). Weather in June »

Weather in July

July in Great River, New York, is a moderately hot summer month, with an average temperature varying between 71.6°F (22°C) and 77.9°F (25.5°C). Great River's transition into July brings a slight rise in the average high-temperature, moving from an agreeable 70.7°F (21.5°C) in June to a moderately hot 77.9°F (25.5°C). Weather in July »

Weather in August

August, the last month of the summer in Great River, is another warm month, with temperature in the range of an average low of 71.8°F (22.1°C) and an average high of 78.1°F (25.6°C). Great River's temperatures tend to reach their peak averages in August, with a high of 78.1°F (25.6°C) and a low of 71.8°F (22.1°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Great River, New York, with an average temperature ranging between min 65.3°F (18.5°C) and max 72.1°F (22.3°C). The transition into September involves a small decrease in the average high-temperature, dipping slightly from a warm 78.1°F (25.6°C) in August to an agreeable 72.1°F (22.3°C). Weather in September »

Weather in October

October, like September, in Great River, New York, is another refreshing autumn month, with temperature in the range of an average high of 62.4°F (16.9°C) and an average low of 55.8°F (13.2°C). In October, the average high-temperature goes from an agreeable 72.1°F (22.3°C) in September to a comfortable 62.4°F (16.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Great River, is another cool month, with an average temperature varying between 52.3°F (11.3°C) and 45°F (7.2°C). With November's arrival, Great River's weather changes as the average high-temperature falls from a comfortable 62.4°F (16.9°C) in October to a cool 52.3°F (11.3°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Great River, New York, with an average temperature varying between 37.2°F (2.9°C) and 44.1°F (6.7°C). As December arrives, Great River's weather displays a minor decrease in high-temperatures, transitioning from November's fresh 52.3°F (11.3°C) to a frosty 44.1°F (6.7°C). Weather in December »
Updated: Feb 13, 2024 | Published by: Weather U.S. | Resources

Frequently asked questions

What is the coldest time of year in Great River?

January, with average temperatures reaching a high of 37.9°F (3.3°C) and a low of 30.2°F (-1°C), is the coldest month.

What is the driest month in Great River?

January is the month with the least rainfall. Rain falls for 8.3 days and accumulates 2.17" (55mm) of precipitation.

How many days does it rain in Great River?

In Great River, New York, during the entire year, the rain falls for 155.3 days and collects up to 34.84" (885mm) of precipitation.

When does it snow in Great River?

January through March, May, October and December are months with snowfall in Great River, New York.

How much does it snow in Great River?

Throughout the year, in Great River, there are 14.7 snowfall days, and 6.14" (156mm) of snow is accumulated.

What are the months with the lowest UV index in Great River?

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

When is the ocean coldest in Great River?

With an average ocean temperature of 39.7°F (4.3°C), February is the month with the coldest seawater.

What is the month with the least sunshine in Great River?

With an average of 4.8h of sunshine, February has the least sunshine of the year.

What is the snowiest month in Great River?

The month with the most snowfall in Great River, New York, is March, when snow falls for 2.5 days and typically aggregates up to 2.13" (54mm) of snow.

When is Daylight Saving Time (DST) in Great River?

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.

When it does not snow in Great River?

April, June through September and November are months without snowfall in Great River.

What are the most humid months in Great River?

The months with the highest humidity are May and June, with an average relative humidity of 78%.

When are the longest days in Great River?

With an average of 15h and 0min of daylight, June has the longest days of the year.

What is the month with the highest UV index in Great River?

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

What month has the most sunshine in Great River?

The month with the most sunshine in Great River, New York, is July, with an average of 10.8h of sunshine.

What time of the year is the hottest in Great River?

Great River's temperatures peak on average in August, reaching 78.1°F (25.6°C) at their highest and 71.8°F (22.1°C) at their lowest.

What is the month with the warmest ocean in Great River?

With an average ocean temperature of 73.9°F (23.3°C), August is the month with the warmest seawater in Great River.

What is the least humid month in Great River?

The least humid month is November, with an average relative humidity of 71%.

What is the wettest month in Great River?

December is the month with the most rainfall. Rain falls for 12.3 days and accumulates 3.74" (95mm) of precipitation.

What is the month with the shortest days in Great River?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

Average temperature
Great River, NY

Average temperature - Great River, NY

The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is January (37.9°F).

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure
Great River, NY

Average pressure - Great River, NY

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Great River, NY

Average wind speed - Great River, NY

The windiest month (with the highest average wind speed) is January (13.8mph).
The calmest months (with the lowest average wind speed) are July and August (9mph).

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Average humidity
Great River, NY

Average humidity - Great River, NY

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

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Average rainfall
Great River, NY

Average rainfall - Great River, NY

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days
Great River, NY

Average rainfall days - Great River, NY

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall
Great River, NY

Average snowfall - Great River, NY

The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, June, July, August, September and November (0").

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Average snowfall days
Great River, NY

Average snowfall days - Great River, NY

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature
Great River, NY

Average sea temperature - Great River, NY

The best month for swimming (with the highest average sea temperature) is August (74°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

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Average daylight / Average sunshine
Great River, NY

Average daylight / Average sunshine - Great River, NY

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days
Great River, NY

Average sunshine days - Great River, NY

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index
Great River, NY

Average UV index - Great River, 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 and December (UV index 2).

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Average visibility
Great River, NY

Average visibility - Great River, 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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Great River, New York, USA

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