January 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).

Temperature

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).

Humidity

In Great River, New York, the average relative humidity in January is 72%.

Rainfall

The month with the least rainfall is January, when the rain falls for 8.3 days and typically collects 2.17" (55mm) of precipitation.

Snowfall

Months with snowfall in Great River are January through March, May, October and December. In January, in Great River, it is snowing for 4.3 days. Throughout January, 1.38" (35mm) of snow is accumulated. Throughout the year, there are 14.7 snowfall days, and 6.14" (156mm) of snow is accumulated.

Ocean temperature

In January, the average ocean temperature is 42.3°F (5.7°C).
Note: While a brief time in 42.3°F (5.7°C) at 55.4°F (13°C) is already bracing, plunging below 50°F (10°C) can severely affect breathing and introduce a cold shock, relying on your physical state.

Daylight

The average length of the day in January in Great River is 9h and 39min.
On the first day of the month, sunrise is at 7:16 am and sunset at 4:35 pm. On the last day of January, sunrise is at 7:03 am and sunset at 5:08 pm EST.

Sunshine

The average sunshine in January is 5.2h.

UV index

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: An average UV index of 2 in January transforms into this advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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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 in Great River, New York.

Is January cold in Great River?

During January, Great River experiences an average high-temperature of 37.9°F (3.3°C) and a low-temperature of 30.2°F (-1°C).

What is the average humidity in January in Great River?

In Great River, New York, the average relative humidity in January is 72%.

What is the driest month in Great River?

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

How many days does it rain in January in Great River?

In Great River, in January, it is raining for 8.3 days, with typically 2.17" (55mm) of accumulated precipitation.

How much does it snow in Great River in January?

In Great River, New York, in January, during 4.3 snowfall days, 1.38" (35mm) of snow is typically accumulated.

How cold is the water in January in Great River?

In January, the average ocean temperature in Great River, New York, is 42.3°F (5.7°C). Swimming in 42.3°F (5.7°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in January in Great River?

In Great River, the average day length in January is 9h and 39min.

What time are sunrise and sunset in January in Great River?

In January, on the first day of the month, sunrise is at 7:16 am and sunset at 4:35 pm. On the last day of the month, in Great River, sunrise is at 7:03 am and sunset at 5:08 pm EST.

How long on average sun shines in January in Great River?

In January, the average sunshine duration is 5.2h.

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 in Great River, New York.

How high is the UV index in January in Great River?

In Great River, New York, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Great River, NY

Average temperature in January - Great River, NY
  • Average high temperature in January: 37.9°F

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).

  • Average low temperature in January: 30.2°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 in January
Great River, NY

Average pressure in January - Great River, NY
  • Average pressure in January: 30.04"Hg

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 in January
Great River, NY

Average wind speed in January - Great River, NY
  • Average wind speed in January: 13.8mph

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 in January
Great River, NY

Average humidity in January - Great River, NY
  • Average humidity in January: 72%

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 in January
Great River, NY

Average rainfall in January - Great River, NY
  • Average rainfall in January: 2.17"

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 in January
Great River, NY

Average rainfall days in January - Great River, NY
  • Average rainfall days in January: 8.3 days

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 in January
Great River, NY

Average snowfall in January - Great River, NY
  • Average snowfall in January: 1.38"

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 in January
Great River, NY

Average snowfall days in January - Great River, NY
  • Average snowfall days in January: 4.3 days

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 in January
Great River, NY

Average sea temperature in January - Great River, NY
  • Average sea temperature in January: 42.3°F

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 in January /
Average sunshine in January
Great River, NY

Average daylight in January / Average sunshine in January - Great River, NY
  • Average daylight in January: 9h and 4min

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).

  • Average sunshine in January: 5h and 1min

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 in January
Great River, NY

Average sunshine days in January - Great River, NY
  • Average sunshine days in January: 18.4 days

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 in January
Great River, NY

Average UV index in January - Great River, NY
  • Average UV index in January: 2

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 cloud cover in January
Great River, NY

Average cloud cover in January - Great River, NY
  • Average cloud cover in January: 44

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in January
Great River, NY

Average visibility in January - Great River, NY
  • Average visibility in January: 6mi

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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