January weather forecast
Summit, NY

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Weather in January

January, like December, is another subzero cold winter month in Summit, New York, with an average temperature ranging between max 26.8°F (-2.9°C) and min 15.3°F (-9.3°C).

Temperature

With average temperatures fluctuating between a high of 26.8°F (-2.9°C) and a low of 15.3°F (-9.3°C), January stands out as the coldest month.

Humidity

In Summit, the average relative humidity in January is 85%.

Rainfall

In Summit, in January, during 7.8 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, there are 165.5 rainfall days, and 32.83" (834mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Summit, during January, snow falls for 18.8 days and regularly aggregates up to 8.62" (219mm) of snow. In Summit, during the entire year, snow falls for 81.8 days and aggregates up to 42.09" (1069mm) of snow.

Daylight

In Summit, the average length of the day in January is 9h and 29min.
On the first day of January, sunrise is at 7:28 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:09 pm EST.

Sunshine

In January, the average sunshine is 3.5h.

UV index

In Summit, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January is the month when Summit sees the average lowest temperatures, with a high of 26.8°F (-2.9°C) and a low of 15.3°F (-9.3°C).

How cold is January?

In Summit, 26.8°F (-2.9°C) is the average high-temperature and 15.3°F (-9.3°C) is the average low-temperature during January.

What is the average humidity in January?

In Summit, the average relative humidity in January is 85%.

How many days does it rain in January?

In January, the rain falls for 7.8 days. Throughout January, 2.2" (56mm) of precipitation is accumulated.

How many days does it snow in January?

In Summit, during January, snow falls for 18.8 days and regularly aggregates up to 8.62" (219mm) of snow.

How many hours of daylight does Summit have in January?

In Summit, New York, the average day length in January is 9h and 29min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:28 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:09 pm EST.

How many hours of sunshine does Summit have in January?

In January, the average sunshine duration is 3.5h.

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to Sun's UV rays.
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
Summit, NY

Average temperature in January - Summit, NY
  • Average high temperature in January: 26.8°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 (26.8°F).

  • Average low temperature in January: 15.3°F

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in January
Summit, NY

Average pressure in January - Summit, 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).

Average wind speed in January
Summit, NY

Average wind speed in January - Summit, NY
  • Average wind speed in January: 9.4mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in January
Summit, NY

Average humidity in January - Summit, NY
  • Average humidity in January: 85%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (78%).

Average rainfall in January
Summit, NY

Average rainfall in January - Summit, NY
  • Average rainfall in January: 2.2"

The wettest month (with the highest rainfall) is August (3.35").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in January
Summit, NY

Average rainfall days in January - Summit, NY
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in January
Summit, NY

Average snowfall in January - Summit, NY
  • Average snowfall in January: 8.62"

The month with the highest snowfall is February (9.06").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Summit, NY

Average snowfall days in January - Summit, NY
  • Average snowfall days in January: 18.8 days

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Summit, NY
  • Average daylight in January: 9h and 3min

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: 3h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).

Average sunshine days in January
Summit, NY

Average sunshine days in January - Summit, NY
  • Average sunshine days in January: 7.5 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (6.1 days).

Average UV index in January
Summit, NY

Average UV index in January - Summit, NY
  • Average UV index in January: 2

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

Average cloud cover in January
Summit, NY

Average cloud cover in January - Summit, NY
  • Average cloud cover in January: 66

The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in January
Summit, NY

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

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

Summit, New York, USA

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