January weather forecast
South Bend, IN

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Colorful river lights on the bridge of St. Joseph River in South Bend, Indiana
Colorful river lights on the bridge of St. Joseph River in South Bend, Indiana

Weather in January

January in South Bend, Indiana, is characterized by biting cold temperatures and snowfall. The mercury dips to an average low of 18.9°F (-7.3°C) and even the highest reaches only a freezing 29.7°F (-1.3°C). A significant amount of snow, averaging 4.61" (117mm), blankets the city, transforming it into an icy white wonderland. The usually frosty landscape can create a striking contrast against the solemn winter sky. Transition into February, however, brings little relief from the harsh winter conditions.

Temperature

During the coldest month, January, temperatures average a high of 29.7°F (-1.3°C) and a low of 18.9°F (-7.3°C).

Humidity

The most humid month is January, with an average relative humidity of 85%.

Rainfall

In South Bend, in January, it is raining for 7.5 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, in South Bend, there are 160.2 rainfall days, and 25.31" (643mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall in South Bend, Indiana, is January, when snow falls for 18 days and typically aggregates up to 4.61" (117mm) of snow.

Daylight

In South Bend, the average length of the day in January is 9h and 34min.
On the first day of January, sunrise is at 8:11 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 5:58 pm EST.

Sunshine

The month with the least sunshine in South Bend is January, with an average of 3h of sunshine.

UV index

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 2 in January interprets into the following advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the coldest months in South Bend?

South Bend's coldest temperatures are experienced in January, with average high temperatures of 29.7°F (-1.3°C) and lows of 18.9°F (-7.3°C).

How cold is January in South Bend?

The average high-temperature, in January, in South Bend, is 29.7°F (-1.3°C), while the average low-temperature is 18.9°F (-7.3°C).

What is the most humid month in South Bend?

With an average relative humidity of 85%, January is the most humid month in South Bend.

What is the average humidity in January in South Bend?

In January, the average relative humidity in South Bend is 85%.

How many days does it rain in January in South Bend?

In South Bend, during January, the rain falls for 7.5 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When does it snow the most in South Bend?

January is the month with the most snowfall. Snow falls for 18 days and accumulates 4.61" (117mm) of snow.

How much does it snow in South Bend in January?

In South Bend, during January, snow falls for 18 days and regularly aggregates up to 4.61" (117mm) of snow.

How many hours of daylight does South Bend have in January?

In South Bend, the average day length in January is 9h and 34min.

What time are sunrise and sunset in January in South Bend?

In January, on the first day of the month, sunrise is at 8:11 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 5:58 pm EST.

What is the month with the least sunshine in South Bend?

January has the least sunshine of the year, with an average of 3h of sunshine.

How long on average sun shines in January in South Bend?

The average sunshine duration in January is 3h.

What is the UV index intensity in January in South Bend?

In January, the average daily maximum UV index in South Bend, Indiana, is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's 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
South Bend, IN

Average temperature in January - South Bend, IN
  • Average high temperature in January: 29.7°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in January: 18.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in January
South Bend, IN

Average pressure in January - South Bend, IN
  • Average pressure in January: 30.1"Hg

The months with the highest atmospheric pressure are January and November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
South Bend, IN

Average wind speed in January - South Bend, IN
  • Average wind speed in January: 10.9mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in January
South Bend, IN

Average humidity in January - South Bend, IN
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in January
South Bend, IN

Average rainfall in January - South Bend, IN
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is February (1.38").

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Average rainfall days in January
South Bend, IN

Average rainfall days in January - South Bend, IN
  • Average rainfall days in January: 7.5 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.5 days).

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Average snowfall in January
South Bend, IN

Average snowfall in January - South Bend, IN
  • Average snowfall in January: 4.61"

The month with the highest snowfall is January (4.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
South Bend, IN

Average snowfall days in January - South Bend, IN
  • Average snowfall days in January: 18 days

The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
South Bend, IN

Average daylight in January / Average sunshine in January - South Bend, IN
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 3h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in January
South Bend, IN

Average sunshine days in January - South Bend, IN
  • Average sunshine days in January: 8.8 days

The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (8.3 days).

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Average UV index in January
South Bend, IN

Average UV index in January - South Bend, IN
  • Average UV index in January: 2

The months with the highest UV index are June and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
South Bend, IN

Average cloud cover in January - South Bend, IN
  • Average cloud cover in January: 69

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in January
South Bend, IN

Average visibility in January - South Bend, IN
  • Average visibility in January: 5mi

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

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South Bend, Indiana, USA

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