January weather forecast
Jamesville, NY

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Weather in January

January, like December, is another subzero cold winter month in Jamesville, New York, with an average temperature fluctuating between 16.7°F (-8.5°C) and 28°F (-2.2°C).

Temperature

In Jamesville, the month of January registers the lowest temperatures, averaging 28°F (-2.2°C) at the peak and 16.7°F (-8.5°C) at the lowest.

Humidity

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

Rainfall

The month with the least rainfall is January, when the rain falls for 6.4 days and typically collects 1.42" (36mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In January, it is snowing for 16.8 days. Throughout January, 4.17" (106mm) of snow is accumulated. In Jamesville, New York, during the entire year, snow falls for 66.5 days and aggregates up to 22.87" (581mm) of snow.

Daylight

In Jamesville, the average length of the day in January is 9h and 26min.
On the first day of January in Jamesville, sunrise is at 7:35 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:14 pm EST.

Sunshine

The average sunshine in January in Jamesville, New York, is 2.6h.

UV index

The months with the lowest UV index in Jamesville are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 1 in January leads to these guidelines:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What month is the coldest in Jamesville?

With average high temperatures of 28°F (-2.2°C) and lows of 16.7°F (-8.5°C), January is the coldest month in Jamesville.

How cold is January in Jamesville?

During January, Jamesville experiences an average high-temperature of 28°F (-2.2°C) and a low-temperature of 16.7°F (-8.5°C).

What is the most humid month in Jamesville?

January and February, with an average relative humidity of 87%, are most humid months in Jamesville.

What is the average humidity in January in Jamesville?

In Jamesville, New York, the average relative humidity in January is 87%.

What is the driest month in Jamesville?

January is the month with the least rainfall in Jamesville, New York. Rain falls for 6.4 days and accumulates 1.42" (36mm) of precipitation.

How much does it rain in Jamesville in January?

In Jamesville, New York, in January, during 6.4 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

How much does it snow in Jamesville in January?

In January, in Jamesville, it is snowing for 16.8 days. Throughout January, 4.17" (106mm) of snow is accumulated.

What is the average length of the day in January in Jamesville?

In January, the average day length in Jamesville, New York, is 9h and 26min.

When are sunrise and sunset in January in Jamesville?

In January, on the first day of the month, sunrise is at 7:35 am and sunset at 4:39 pm. On the last day of the month, in Jamesville, New York, sunrise is at 7:20 am and sunset at 5:14 pm EST.

How many hours of sunshine does Jamesville have in January?

In Jamesville, New York, the average sunshine duration in January is 2.6h.

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

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

How high is the UV index in January in Jamesville?

The average daily maximum UV index in January in Jamesville is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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
Jamesville, NY

Average temperature in January - Jamesville, NY
  • Average high temperature in January: 28°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in January: 16.7°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in January
Jamesville, NY

Average pressure in January - Jamesville, NY
  • Average pressure in January: 30.05"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in January
Jamesville, NY

Average wind speed in January - Jamesville, NY
  • Average wind speed in January: 10.3mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.1mph).

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Average humidity in January
Jamesville, NY

Average humidity in January - Jamesville, NY
  • Average humidity in January: 87%

The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and May (78%).

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Average rainfall in January
Jamesville, NY

Average rainfall in January - Jamesville, NY
  • Average rainfall in January: 1.42"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is January (1.42").

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Average rainfall days in January
Jamesville, NY

Average rainfall days in January - Jamesville, NY
  • Average rainfall days in January: 6.4 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (6 days).

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Average snowfall in January
Jamesville, NY

Average snowfall in January - Jamesville, NY
  • Average snowfall in January: 4.17"

The month with the highest snowfall is December (5.87").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Jamesville, NY

Average snowfall days in January - Jamesville, NY
  • Average snowfall days in January: 16.8 days

The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Jamesville, NY

Average daylight in January / Average sunshine in January - Jamesville, NY
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 2h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).

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Average sunshine days in January
Jamesville, NY

Average sunshine days in January - Jamesville, NY
  • Average sunshine days in January: 9.5 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (8.4 days).

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Average UV index in January
Jamesville, NY

Average UV index in January - Jamesville, NY
  • Average UV index in January: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in January
Jamesville, NY

Average cloud cover in January - Jamesville, NY
  • Average cloud cover in January: 75

The months with the most cloud cover are January and February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in January
Jamesville, NY

Average visibility in January - Jamesville, NY
  • Average visibility in January: 5mi

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

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Jamesville, New York, USA

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