January weather forecast
Seneca, WI

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Weather in January

January, like December, is another subzero cold winter month in Seneca, Wisconsin, with temperature in the range of an average low of 9.9°F (-12.3°C) and an average high of 23.4°F (-4.8°C).

Temperature

January is the coldest month, with an average high-temperature of 23.4°F (-4.8°C) and an average low-temperature of 9.9°F (-12.3°C).

Humidity

With an average relative humidity of 89%, January is the most humid month.

Rainfall

The month with the least rainfall in Seneca is January, when the rain falls for 4.8 days and typically collects 1.14" (29mm) of precipitation.

Snowfall

Months with snowfall in Seneca are January through April, October through December. In Seneca, during January, snow falls for 15.7 days and regularly aggregates up to 5.12" (130mm) of snow. Throughout the year, in Seneca, there are 60.2 snowfall days, and 22.13" (562mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 25min.
On the first day of January in Seneca, sunrise is at 7:35 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:13 pm CST.

Sunshine

The month with the least sunshine in Seneca is January, with an average of 3.4h of sunshine.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In January, an average UV index of 1 transforms into the following instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What time of the year is the coldest in Seneca?

Temperature records in Seneca, Wisconsin, mark January as the coldest month, with highs averaging 23.4°F (-4.8°C) and lows at 9.9°F (-12.3°C).

How cold is it in Seneca in January?

The average high-temperature, in January, in Seneca, is 23.4°F (-4.8°C), while the average low-temperature is 9.9°F (-12.3°C).

What is the most humid month in Seneca?

January is the most humid month in Seneca, with an average relative humidity of 89%.

What is the average humidity in January in Seneca?

The average relative humidity in January in Seneca is 89%.

What is the driest month in Seneca?

January is the month with the least rainfall. Rain falls for 4.8 days and accumulates 1.14" (29mm) of precipitation.

How much does it rain in Seneca in January?

In January, in Seneca, the rain falls for 4.8 days. Throughout January, 1.14" (29mm) of precipitation is accumulated.

How much does it snow in Seneca in January?

In Seneca, Wisconsin, in January, during 15.7 snowfall days, 5.12" (130mm) of snow is typically accumulated.

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

In January, the average day length in Seneca, Wisconsin, is 9h and 25min.

What time are sunrise and sunset in January in Seneca?

In January, on the first day of the month, sunrise is at 7:35 am and sunset at 4:38 pm. On the last day of the month, in Seneca, sunrise is at 7:20 am and sunset at 5:13 pm CST.

What is the month with the least sunshine in Seneca?

January has the least sunshine of the year, with an average of 3.4h of sunshine.

How long on average sun shines in January in Seneca?

In Seneca, the average sunshine duration in January is 3.4h.

What are the months with the lowest UV index in Seneca?

January, November 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 Seneca?

In January, the average daily maximum UV index in Seneca is 1. A UV Index value of 2, and less, symbolizes a low health threat 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
Seneca, WI

Average temperature in January - Seneca, WI
  • Average high temperature in January: 23.4°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in January: 9.9°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

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Average pressure in January
Seneca, WI

Average pressure in January - Seneca, WI
  • Average pressure in January: 30.12"Hg

The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Seneca, WI

Average wind speed in January - Seneca, WI
  • Average wind speed in January: 9.1mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in January
Seneca, WI

Average humidity in January - Seneca, WI
  • Average humidity in January: 89%

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (77%).

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Average rainfall in January
Seneca, WI

Average rainfall in January - Seneca, WI
  • Average rainfall in January: 1.14"

The wettest month (with the highest rainfall) is June (4.17").
The driest month (with the least rainfall) is January (1.14").

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Average rainfall days in January
Seneca, WI

Average rainfall days in January - Seneca, WI
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in January
Seneca, WI

Average snowfall in January - Seneca, WI
  • Average snowfall in January: 5.12"

The month with the highest snowfall is February (5.98").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Seneca, WI

Average snowfall days in January - Seneca, WI
  • Average snowfall days in January: 15.7 days

The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Seneca, WI

Average daylight in January / Average sunshine in January - Seneca, WI
  • 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 0min).

  • Average sunshine in January: 3h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in January
Seneca, WI

Average sunshine days in January - Seneca, WI
  • Average sunshine days in January: 12.8 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is June (9.2 days).

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Average UV index in January
Seneca, WI

Average UV index in January - Seneca, WI
  • 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, November and December (UV index 1).

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Average cloud cover in January
Seneca, WI

Average cloud cover in January - Seneca, WI
  • Average cloud cover in January: 66

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in January
Seneca, WI

Average visibility in January - Seneca, WI
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Seneca, Wisconsin, USA

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