January weather forecast
Herkimer, NY

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Weather in January

January, the same as December, in Herkimer, New York, is another subzero cold winter month, with an average temperature varying between 26.6°F (-3°C) and 14.9°F (-9.5°C).

Temperature

The coldest month is January, with an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 14.9°F (-9.5°C).

Humidity

In January, the average relative humidity in Herkimer is 87%.

Rainfall

In Herkimer, during January, the rain falls for 8.3 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 161.1 rainfall days, and 31.54" (801mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. The months with the most snowfall are January and February, with an average 8.27" (210mm) of accumulated snow.

Daylight

In January, the average length of the day is 9h and 26min.
On the first day of the month, sunrise is at 7:31 am and sunset at 4:35 pm. On the last day of January, sunrise is at 7:16 am and sunset at 5:10 pm EST.

Sunshine

The average sunshine in January is 2.7h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Herkimer. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: During January, 1 as the daily maximum UV index converts into the following advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, having an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 14.9°F (-9.5°C), is the coldest month.

How cold is January?

In January, in Herkimer, the average high-temperature is 26.6°F (-3°C), and the average low-temperature is 14.9°F (-9.5°C).

What is the average humidity in January?

In January, the average relative humidity is 87%.

How many days does it rain in January in Herkimer?

In Herkimer, in January, during 8.3 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

What is the snowiest month?

The months with the most snowfall are January and February, with an average 8.27" (210mm) of accumulated snow.

How many days does it snow in January in Herkimer?

In Herkimer, during January, snow falls for 19.5 days and regularly aggregates up to 8.27" (210mm) of snow.

What is the average length of the day in January?

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

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:31 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:10 pm EST.

How long on average sun shines in January?

In Herkimer, the average sunshine duration in January is 2.7h.

What are the months with 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 UV index reading in January?

In Herkimer, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Herkimer, NY

Average temperature in January - Herkimer, NY
  • Average high temperature in January: 26.6°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in January: 14.9°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

Average pressure in January
Herkimer, NY

Average pressure in January - Herkimer, 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
Herkimer, NY

Average wind speed in January - Herkimer, NY
  • Average wind speed in January: 9.7mph

The windiest months (with the highest average wind speed) are January and February (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in January
Herkimer, NY

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

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (78%).

Average rainfall in January
Herkimer, NY

Average rainfall in January - Herkimer, NY
  • Average rainfall in January: 2.44"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in January
Herkimer, NY

Average rainfall days in January - Herkimer, NY
  • Average rainfall days in January: 8.3 days

The months with the highest number of rainy days are April and May (16.3 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in January
Herkimer, NY

Average snowfall in January - Herkimer, NY
  • Average snowfall in January: 8.27"

The months with the highest snowfall are January and February (8.27").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Herkimer, NY

Average snowfall days in January - Herkimer, NY
  • Average snowfall days in January: 19.5 days

The month with the highest number of snowfall days is January (19.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Herkimer, 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 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).

Average sunshine days in January
Herkimer, NY

Average sunshine days in January - Herkimer, NY
  • Average sunshine days in January: 5.8 days

The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is February (4.9 days).

Average UV index in January
Herkimer, NY

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

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

Average cloud cover in January
Herkimer, NY

Average cloud cover in January - Herkimer, NY
  • Average cloud cover in January: 73

The months with the most cloud cover are January and February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in January
Herkimer, NY

Average visibility in January - Herkimer, NY
  • Average visibility in January: 4mi

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

Herkimer, New York, USA

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