January weather forecast
Darien, WI

Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
°Celsius°Fahrenheit
englishespañol中文
Share

Contents

Weather in January

January, the same as December, in Darien, Wisconsin, is another subzero cold winter month, with an average temperature fluctuating between 24.8°F (-4°C) and 12.9°F (-10.6°C).

Temperature

The coldest month is January, with an average high-temperature of 24.8°F (-4°C) and an average low-temperature of 12.9°F (-10.6°C).

Humidity

The most humid month is January, with an average relative humidity of 87%.

Rainfall

The months with the least rainfall in Darien are January and December Rain falls for 3.8 days and accumulates 0.79" (20mm) of rain.

Snowfall

Months with snowfall in Darien, Wisconsin, are January through April, October through December. January is the month with the most snowfall in Darien, Wisconsin. Snow falls for 13.4 days and accumulates 3.35" (85mm) of snow.

Daylight

The average length of the day in January in Darien, Wisconsin, is 9h and 29min.
On the first day of the month, sunrise is at 7:24 am and sunset at 4:31 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:06 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 3.5h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, the maximum UV index of 1 suggests these recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To protect against the Sun's most potent rays, avoid direct exposure around midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
[Resources]

Frequently asked questions

What part of the year is the coldest in Darien?

In Darien, January is the coldest month, with temperatures averaging a high of 24.8°F (-4°C) and a low of 12.9°F (-10.6°C).

How cold is January in Darien?

During January, Darien experiences an average high-temperature of 24.8°F (-4°C) and a low-temperature of 12.9°F (-10.6°C).

What is the most humid month in Darien?

With an average relative humidity of 87%, January is the most humid month in Darien.

What is the average humidity in January in Darien?

The average relative humidity in January is 87%.

What is the driest month in Darien?

January and December are months with the least rain when the rain falls for 3.8 days and typically aggregates up to 0.79" (20mm) of rain.

How many days does it rain in January in Darien?

In Darien, Wisconsin, during January, the rain falls for 3.8 days and regularly aggregates up to 0.79" (20mm) of precipitation.

What is the snowiest month in Darien?

January is the month with the most snowfall in Darien, Wisconsin. Snow falls for 13.4 days and accumulates 3.35" (85mm) of snow.

How much does it snow in Darien in January?

In January, it is snowing for 13.4 days. Throughout January, 3.35" (85mm) of snow is accumulated.

How many hours of daylight does Darien have in January?

In January, the average day length in Darien, Wisconsin, is 9h and 29min.

What time are sunrise and sunset in January in Darien?

In January, on the first day of the month, sunrise is at 7:24 am and sunset at 4:31 pm. On the last day of the month, in Darien, Wisconsin, sunrise is at 7:10 am and sunset at 5:06 pm CST.

What is the month with the least sunshine in Darien?

The month with the least sunshine in Darien is January, with an average of 3.5h of sunshine.

How long on average sun shines in January in Darien?

In Darien, Wisconsin, the average sunshine duration in January is 3.5h.

What is the month with the lowest UV index in Darien?

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

How high is the UV index in January in Darien?

In Darien, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
31.5°F -0.3°C
24.8°F -4°C
28.9°F -1.7°C
Average low temperature
21.4°F -5.9°C
12.9°F -10.6°C
16.2°F -8.8°C
Average pressure
30.09" 764mmHg
30.11" 765mmHg
30.1" 765mmHg
Average wind speed
9.1mph 14.6km/h
9.6mph 15.4km/h
9.7mph 15.6km/h
Average max. wind speed
9.9mph 15.9km/h
10.3mph 16.6km/h
10.4mph 16.7km/h
Average wind speed gusts
14.5mph 23.3km/h
15.5mph 24.9km/h
15.6mph 25.1km/h
Average humidity
83%
87%
86%
Average rainfall
0.79" 20mm
0.79" 20mm
0.83" 21mm
Average rainfall days
6.5
3.8
3.8
Average snowfall
1.69" 43mm
3.35" 85mm
2.32" 59mm
Average snowfall days
9.9
13.4
10.3
Average daylight
9h 1min
9h 3min
10h 4min
Average sunshine
3h 5min
3h 3min
3h 4min
Average sunshine days
16.8
16.3
15
Average UV index
1
1
2
Average cloud cover
61%
64%
61%
Average visibility
6mi 9.7km
5mi 8km
5mi 8km

Average temperature in January
Darien, WI

Average temperature in January - Darien, WI
  • Average high temperature in January: 24.8°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).

  • Average low temperature in January: 12.9°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

[Resources]

Average pressure in January
Darien, WI

Average pressure in January - Darien, WI
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

[Resources]

Average wind speed in January
Darien, WI

Average wind speed in January - Darien, WI
  • Average wind speed in January: 9.6mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

[Resources]

Average humidity in January
Darien, WI

Average humidity in January - Darien, WI
  • Average humidity in January: 87%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (77%).

[Resources]

Average rainfall in January
Darien, WI

Average rainfall in January - Darien, WI
  • Average rainfall in January: 0.79"

The wettest month (with the highest rainfall) is July (2.56").
The driest months (with the least rainfall) are January and December (0.79").

[Resources]

Average rainfall days in January
Darien, WI

Average rainfall days in January - Darien, WI
  • Average rainfall days in January: 3.8 days

The month with the highest number of rainy days is July (17.4 days).
The months with the least rainy days are January and February (3.8 days).

[Resources]

Average snowfall in January
Darien, WI

Average snowfall in January - Darien, WI
  • Average snowfall in January: 3.35"

The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").

[Resources]

Average snowfall days in January
Darien, WI

Average snowfall days in January - Darien, WI
  • Average snowfall days in January: 13.4 days

The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in January / Average sunshine in January - Darien, WI
  • Average daylight in January: 9h and 3min

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: 3h and 3min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

[Resources]

Average sunshine days in January
Darien, WI

Average sunshine days in January - Darien, WI
  • Average sunshine days in January: 16.3 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (10.8 days).

[Resources]

Average UV index in January
Darien, WI

Average UV index in January - Darien, 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 and December (UV index 1).

[Resources]

Average cloud cover in January
Darien, WI

Average cloud cover in January - Darien, WI
  • Average cloud cover in January: 64

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July, August and September (Cloud cover 35).

[Resources]

Average visibility in January
Darien, WI

Average visibility in January - Darien, WI
  • Average visibility in January: 5mi

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

[Resources]

Darien, Wisconsin, USA

Weather forecast for today
Weather forecast for tomorrow
10 days weather forecast
Climate data
1January
2February
3March
4April
5May
6June
7July
8August
9September
10October
11November
12December

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location