January weather forecastSand Bay, WI

January

Weather in January

January, like December, is another subzero cold winter month in Sand Bay, Wisconsin, with an average temperature fluctuating between 10.8°F (-11.8°C) and 20.3°F (-6.5°C).

Temperature

In Sand Bay, January is the coldest month, with temperatures averaging a high of 20.3°F (-6.5°C) and a low of 10.8°F (-11.8°C).

Humidity

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

Rainfall

The months with the least rainfall are January and February Rain falls for 4.2 days and accumulates 1.06" (27mm) of rain.

Snowfall

Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 22.3 days and accumulates 6.85" (174mm) of snow.

Daylight

In Sand Bay, Wisconsin, the average length of the day in January is 9h and 2min.
On the first day of the month, sunrise is at 7:49 am and sunset at 4:25 pm. On the last day of January, sunrise is at 7:29 am and sunset at 5:04 pm CST.

Sunshine

With an average of 2.4h of sunshine, January has the least sunshine of the year.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 1 in January translates into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.

Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Sand Bay's January weather, marked by an average high temperature of 20.3°F (-6.5°C) and an average low temperature of 10.8°F (-11.8°C), is the coldest in the year.

The high-temperature, in January, in Sand Bay, is 20.3°F (-6.5°C), while the low-temperature averages to 10.8°F (-11.8°C).

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

In January, the average relative humidity is 89%.

January and February are months with the least rain when the rain falls for 4.2 days and typically aggregates up to 1.06" (27mm) of rain.

In Sand Bay, in January, during 4.2 rainfall days, 1.06" (27mm) of precipitation is typically accumulated.

The month with the most snowfall is January, when snow falls for 22.3 days and typically aggregates up to 6.85" (174mm) of snow.

In January, it is snowing for 22.3 days. Throughout January, 6.85" (174mm) of snow is accumulated.

In January, the average day length in Sand Bay is 9h and 2min.

On the first day of January in Sand Bay, sunrise is at 7:49 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:04 pm CST.

January has the least sunshine of the year, with an average of 2.4h of sunshine.

In January, the average sunshine duration is 2.4h.

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.

In Sand Bay, the average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

25.3°F

20.3°F

22.6°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

11.2mph

11.1mph

10.7mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

8.7

9.3

9.7

Average UV index

Average cloud cover

Average visibility

Average temperature in January
Sand Bay, WI

Average high temperature in January: 20.3°F

The warmest month (with the highest average high temperature) is August (72.5°F).
The month with the lowest average high temperature is January (20.3°F).

Average low temperature in January: 10.8°F

The month with the highest average low temperature is August (57.9°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in January
Sand Bay, WI

Average pressure in January: 30.08"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
Sand Bay, WI

Average wind speed in January: 10.6mph

The windiest months (with the highest average wind speed) are January and December (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

Average humidity in January
Sand Bay, WI

Average humidity in January: 89%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is May (75%).

Average rainfall in January
Sand Bay, WI

Average rainfall in January: 1.06"

The wettest months (with the highest rainfall) are May and July (2.56").
The driest months (with the least rainfall) are January and February (1.06").

Average rainfall days in January
Sand Bay, WI

Average rainfall days in January: 4.2 days

The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (3.6 days).

Average snowfall in January
Sand Bay, WI

Average snowfall in January: 6.85"

The month with the highest snowfall is January (6.85").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Sand Bay, WI

Average snowfall days in January: 22.3 days

The month with the highest number of snowfall days is January (22.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Sand Bay, WI

Average daylight in January: 9h and 0min

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

Average sunshine in January: 2h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

Average sunshine days in January
Sand Bay, WI

Average sunshine days in January: 9.3 days

The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is December (8.7 days).

Average UV index in January
Sand Bay, 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, November and December (UV index 1).

Average cloud cover in January
Sand Bay, WI

Average cloud cover in January: 76

The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in January
Sand Bay, WI

Average visibility in January: 5mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).