January weather forecast
Tripoli, WI

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Weather in January

January, the same as December, in Tripoli, Wisconsin, is another subzero cold winter month, with temperature in the range of an average low of 6.6°F (-14.1°C) and an average high of 18.3°F (-7.6°C).

Temperature

January brings the lowest temperatures, with an average high of 18.3°F (-7.6°C) and an average low of 6.6°F (-14.1°C).

Humidity

January and February, with an average relative humidity of 92%, are the most humid months in Tripoli.

Rainfall

The month with the least rainfall is January, when the rain falls for 1.8 days and typically collects 0.94" (24mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Tripoli, during January, snow falls for 19.8 days and regularly aggregates up to 6.65" (169mm) of snow. Throughout the year, there are 94.6 snowfall days, and 45.63" (1159mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 11min.
On the first day of January, sunrise is at 7:40 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:04 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 2.2h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Tripoli. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 1 in January suggests the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

What time of the year is the coldest?

Tripoli experiences its average lowest temperatures in January, reaching a peak of 18.3°F (-7.6°C) and a minimum of 6.6°F (-14.1°C).

How cold is it in January?

During January, Tripoli experiences an average high-temperature of 18.3°F (-7.6°C) and a low-temperature of 6.6°F (-14.1°C).

What are the most humid months?

January and February, with an average relative humidity of 92%, are most humid months.

What is the average humidity in January in Tripoli?

In Tripoli, the average relative humidity in January is 92%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 1.8 days and accumulates 0.94" (24mm) of precipitation.

How many days does it rain in January?

In January, the rain falls for 1.8 days. Throughout January, 0.94" (24mm) of precipitation is accumulated.

How many days does it snow in January?

In January, it is snowing for 19.8 days. Throughout January, 6.65" (169mm) of snow is accumulated.

What is the average length of the day in January?

The average day length in January is 9h and 11min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:40 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:04 pm CST.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 2.2h of sunshine.

How many hours of sunshine does Tripoli have in January?

The average sunshine duration in January is 2.2h.

What are the months with the lowest UV index?

January, February, 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 January, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Tripoli, WI

Average temperature in January - Tripoli, WI
  • Average high temperature in January: 18.3°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (18.3°F).

  • Average low temperature in January: 6.6°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 (6.6°F).

Average pressure in January
Tripoli, WI

Average pressure in January - Tripoli, WI
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in January
Tripoli, WI

Average wind speed in January - Tripoli, WI
  • Average wind speed in January: 8.6mph

The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

Average humidity in January
Tripoli, WI

Average humidity in January - Tripoli, WI
  • Average humidity in January: 92%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (73%).

Average rainfall in January
Tripoli, WI

Average rainfall in January - Tripoli, WI
  • Average rainfall in January: 0.94"

The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in January
Tripoli, WI

Average rainfall days in January - Tripoli, WI
  • Average rainfall days in January: 1.8 days

The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is January (1.8 days).

Average snowfall in January
Tripoli, WI

Average snowfall in January - Tripoli, WI
  • Average snowfall in January: 6.65"

The month with the highest snowfall is December (8.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Tripoli, WI

Average snowfall days in January - Tripoli, WI
  • Average snowfall days in January: 19.8 days

The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Tripoli, WI
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in January: 2h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).

Average sunshine days in January
Tripoli, WI

Average sunshine days in January - Tripoli, WI
  • Average sunshine days in January: 12.3 days

The month with the most sunshine days is October (15.1 days).
The month with the least sunshine days is April (10.3 days).

Average UV index in January
Tripoli, WI

Average UV index in January - Tripoli, WI
  • Average UV index in January: 1

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

Average cloud cover in January
Tripoli, WI

Average cloud cover in January - Tripoli, WI
  • Average cloud cover in January: 80

The months with the most cloud cover are January and February (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 40).

Average visibility in January
Tripoli, WI

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

The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January and February (4mi).

Tripoli, Wisconsin, USA

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