January weather forecast
Hammond, WI

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Weather in January

January, like December, is a freezing cold winter month in Hammond, Wisconsin, with an average temperature ranging between min 5.7°F (-14.6°C) and max 18.9°F (-7.3°C).

Temperature

In Hammond, the month of January registers the lowest temperatures, averaging 18.9°F (-7.3°C) at the peak and 5.7°F (-14.6°C) at the lowest.

Humidity

January and February, with an average relative humidity of 91%, are the most humid months.

Rainfall

January is the month with the least rainfall. Rain falls for 1.6 days and accumulates 0.31" (8mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Hammond, in January, snow falls for 11.9 days, with typically accumulated 1.54" (39mm) of snow. Throughout the year, in Hammond, there are 54.1 snowfall days, and 9.92" (252mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 14min.
On the first day of the month, sunrise is at 7:47 am and sunset at 4:38 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:15 pm CST.

Sunshine

With an average of 2.9h of sunshine, January has the least sunshine of the year.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: In January, the maximum UV index of 1 transforms into these recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

In Hammond, the lowest temperatures are generally noted in January, averaging a high of 18.9°F (-7.3°C) and a low of 5.7°F (-14.6°C).

How cold is January?

In Hammond, in January, the average high-temperature is 18.9°F (-7.3°C), and the average low-temperature is 5.7°F (-14.6°C).

What are the most humid months?

The months with the highest humidity are January and February, with an average relative humidity of 91%.

What is the average humidity in January?

In January, the average relative humidity is 91%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 1.6 days and typically collects 0.31" (8mm) of precipitation.

How many days does it rain in January in Hammond?

In Hammond, during January, the rain falls for 1.6 days and regularly aggregates up to 0.31" (8mm) of precipitation.

How many days does it snow in January?

In Hammond, in January, during 11.9 snowfall days, 1.54" (39mm) of snow is typically accumulated.

How many hours of daylight does Hammond have in January?

The average day length in January is 9h and 14min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:47 am and sunset at 4:38 pm. On the last day of the month, in Hammond, sunrise is at 7:30 am and sunset at 5:15 pm CST.

What is the month with the least sunshine?

With an average of 2.9h of sunshine, January has the least sunshine of the year.

How many hours of sunshine does Hammond have in January?

In January, the average sunshine duration is 2.9h.

What is the month with the lowest UV index?

The months with the lowest UV index in Hammond, Wisconsin, are January, February, November and December, with an average maximum UV index of 1.

What is the UV index intensity in January?

In January, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a low health risk 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
Hammond, WI

Average temperature in January - Hammond, WI
  • Average high temperature in January: 18.9°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 (18.9°F).

  • Average low temperature in January: 5.7°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (5.7°F).

Average pressure in January
Hammond, WI

Average pressure in January - Hammond, WI
  • Average pressure in January: 30.13"Hg

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in January
Hammond, WI

Average wind speed in January - Hammond, WI
  • Average wind speed in January: 8.9mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in January
Hammond, WI

Average humidity in January - Hammond, WI
  • Average humidity in January: 91%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is April (76%).

Average rainfall in January
Hammond, WI

Average rainfall in January - Hammond, WI
  • Average rainfall in January: 0.31"

The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is January (0.31").

Average rainfall days in January
Hammond, WI

Average rainfall days in January - Hammond, WI
  • Average rainfall days in January: 1.6 days

The month with the highest number of rainy days is June (14.8 days).
The month with the least rainy days is February (1 days).

Average snowfall in January
Hammond, WI

Average snowfall in January - Hammond, WI
  • Average snowfall in January: 1.54"

The month with the highest snowfall is February (2.99").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Hammond, WI

Average snowfall days in January - Hammond, WI
  • Average snowfall days in January: 11.9 days

The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Hammond, 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 5min

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 54min).

Average sunshine days in January
Hammond, WI

Average sunshine days in January - Hammond, WI
  • Average sunshine days in January: 21 days

The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (12.6 days).

Average UV index in January
Hammond, WI

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in January
Hammond, WI

Average cloud cover in January - Hammond, WI
  • Average cloud cover in January: 70

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in January
Hammond, WI

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

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

Hammond, Wisconsin, USA

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