Climate and monthly weather forecast
South Bend, IN

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

°Celsius °Fahrenheit

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

The climate of South Bend

Identified by the Köppen climate classification as a Dfa region, South Bend, Indiana, USA experiences a humid continental climate. This implies that the city, regardless of the season, retains a high level of humidity. Throughout the year, South Bend sees variations in temperature, from a chilly 18.9°F (-7.3°C) in January to more balmy conditions with highs of 79.9°F (26.6°C) in July.

The wind speed also sees variations, with January experiencing the strongest gusts at 16.9mph (27.2km/h), while July witnesses more calm winds, at around 6.3mp. Consistently high relative humidity, from 75% in October to 85% in January, contributes to the city's overall moist and humid conditions.

Rainfall in South Bend varies from 1.38 between February and April to a more pronounced peak of 3.19" (81mm) in June. Similarly, the number of rainy days fluctuates between 7.5 in January and a high of 18 in May. Snowfall, another key aspect of South Bend's climate, is highest during January with 4.61" (117mm), decreasing gradually until there is zero snowfall from June to September.

The best time to visit South Bend

The best time to visit South Bend for relatively pleasant weather conditions falls between May and September. The average high temperatures during these months range from 67.8°F (19.9°C) in May to a peak of 79.9°F (26.6°C) in July. The area also sees average low temperatures ranging from 51.4°F (10.8°C) to 63.1°F (17.3°C).

Howbeit, please note that the humidity is pretty high during these months, especially in June and July with 81% and 82% respectively. As for the sunshine hours, it edges towards a higher side with around 10.2 hours in July, which provides ample time to explore outdoors.

The worst time to visit South Bend

The least desirable months to visit South Bend fall between November and March. During this period, the city experiences harsh cold conditions, with average high temperatures ranging from 29.7°F (-1.3°C) to 44.4°F (6.9°C) and average low temperatures plummeting down to between 18.9°F (-7.3°C) and 40.3°F (4.6°C).

Snowfall during these months considerably increases, reaching a higher state in January with 4.61" (117mm). The number of snowfall days varies from 6 in November to a higher state of 18 days in January. The weather conditions during this period can disrupt outdoor activities.

Spring weather in South Bend

Spring weather is South Bend is defined by a gradual increase in temperatures and rainy days. The average high temperature starts at 44.4°F (6.9°C) in March and rises to 67.8°F (19.9°C) in May. Meanwhile, the average low temperature increases from 30.9°F (-0.6°C) to 51.4°F (10.8°C).

Spring witnesses more frequency in rainfall, with the highest being 3.07" (78mm) in May. Subsequently, the number of rainy days rises from 12.5 in March to 18 in May. Spring also marks the end of the snowfall season, with March witnessing a minor 1.42" (36mm).

Summer weather in South Bend

Summer in South Bend brings more warmth, with average high temperatures ranging from 75.9°F (24.4°C) in June to 79.9°F (26.6°C) in July. Average low temperatures hover between 59.7°F (15.4°C) and 63.1°F (17.3°C). Humidity is relatively high, with July being the most humid month at 82%.

With rainfall decreasing towards the end of the summer, June witnesses the highest rainfall at 3.19" (81mm). The city does not experience any snowfall during these months. Sunshine hours are at their peak, with July having an average of 10.2 hours.

Autumn weather in South Bend

With the arrival of Autumn, temperatures in South Bend begin to cool. October sees a high temperature of 59.9°F (15.5°C), which drops to 46.4°F (8°C) in November. Average low temperatures also see a steady decline from 45.9°F (7.7°C) in October to 34.5°F (1.4°C) in November.

Rainfall during autumn experiences a gradual decline, going from 2.32" (59mm) in October to 1.5" (38mm) in November. Snowfall gently makes its appearance in October with 0.24" (6mm) and gradually increases to 2.13" (54mm) by November.

Winter weather in South Bend

Winter in South Bend is characterized by severe cold, with average high temperatures plummeting to between 35.2°F (1.8°C) in December and 29.7°F (-1.3°C) in January. The average low temperatures range between 26.6°F (-3°C) in December and 18.9°F (-7.3°C) in January. The coldness is intensified by relatively strong winds, which hit their peak at around 10.9mph (17.5km/h) in December and January.

Snowfall is extensive during winter, hitting a high of 4.61" (117mm) in January. The number of snowfall days sees a maximum of 18 in January. The city is shrouded in clouds, as indicated by the 63% cloud cover in December, making it the cloudiest month.

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. Weather in January »

Weather in February

February in South Bend heralds the tail end of winter, yet the weather remains relentlessly cold. Temperatures experience a slight increase, averaging a high of 32.5°F (0.3°C) and a low of 21.7°F (-5.7°C). Snowfall, while still quite prevalent, decreases to an average of 3.39" (86mm). Weather in February »

Weather in March

With the onset of March, South Bend, Indiana, begins to welcome the spring season. Encouraging signs of warmth surface, as temperatures climb to an average high of 44.4°F (6.9°C) and a low of 30.9°F (-0.6°C). The spring metamorphosis brings a decline in snowfall to 1.42" (36mm). Weather in March »

Weather in April

In April, improving weather conditions in South Bend continue to signal the arrival of spring. Average temperatures climb further, maintaining an average between a high of 55.8°F (13.2°C) and a low of 40.3°F (4.6°C). April experiences the greatest frequency of rainy days, up to 16.5 days, although the amount of rain is moderate at 2.68" (68mm). Weather in April »

Weather in May

Spring is in full swing in South Bend during May. The city enjoys an average high temperature of 67.8°F (19.9°C), making conditions pleasant and delightful for outdoor activities. Receiving its highest rainfall, May experiences 3.07" (78mm) over approximately 18 rainy days. Weather in May »

Weather in June

June in South Bend, Indiana, inaugurates summer with warmer days and sun-filled skies. Temperatures continue their upward trajectory, now hovering with a comfortable high of 75.9°F (24.4°C) and a low of 59.7°F (15.4°C). With 15.2 hours of daylight, June boasts the longest days of the year. Weather in June »

Weather in July

July is the zenith of summer in South Bend with temperatures ascending to their peak. The high averages around 79.9°F (26.6°C) and even the lowest nighttime temperatures stay comfortably above 60°F (15.6°C). Oddly, July also experiences a relative humidity of 82%, showing how the city intertwines with humidity despite the scorching summer heat. Weather in July »

Weather in August

As South Bend steps into August, the sweltering summer gives way to a slight drop in temperatures. The highs average 78.4°F (25.8°C), while lows hover around 61.7°F (16.5°C). Despite August being the second warmest month, the severity of the heat tones down comparatively. Weather in August »

Weather in September

September in South Bend ushers in early hints of autumn. The city experiences a significant drop in temperatures from the summer highs to a moderate 72.9°F (22.7°C). However, with a dip in temperatures, September also sees a decline in rainfall to 1.65" (42mm), making for drier days. Weather in September »

Weather in October

October observes a remarkable shift in weather conditions in South Bend. The average high and low temperatures decrease to 59.9°F (15.5°C) and 45.9°F (7.7°C) respectively, signifying the steady approach of winter. Amid the crisp autumn air, vibrant shades of fall foliage bedeck the city, presenting an awe-inspiring spectacle. Weather in October »

Weather in November

November, the last month of the autumn in South Bend, is chilly month, with an average temperature ranging between max 46.4°F (8°C) and min 34.5°F (1.4°C). November ushers in a slight temperature change, with average high-temperatures reducing from October's refreshing 59.9°F (15.5°C) to a chilly 46.4°F (8°C). Weather in November »

Weather in December

In December, South Bend embarks on its winter journey. The city experiences chilling temperatures, with the mean high and lows plummeting to 35.2°F (1.8°C) and 26.6°F (-3°C) respectively. Moreover, the respectable snowfall of 2.83" (72mm) in this month heralds the official arrival of winter. Weather in December »

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).

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, Indiana.

How many days does it rain in South Bend?

Throughout the year, in South Bend, there are 160.2 rainfall days, and 25.31" (643mm) of precipitation is accumulated.

When does it snow in South Bend?

January through May, October through December are months with snowfall.

When does it snow the most in South Bend?

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

How many days does it snow in South Bend?

Throughout the year, in South Bend, there are 61.6 snowfall days, and 15.91" (404mm) of snow is accumulated.

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

January has the least sunshine of the year in South Bend, Indiana, with an average of 3h of sunshine.

What is the driest month in South Bend?

February is the month with the least rainfall in South Bend. Rain falls for 7.8 days and accumulates 1.38" (35mm) of precipitation.

When is Daylight Saving Time (DST) in South Bend?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in South Bend, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the wettest month in South Bend?

The month with the most rainfall is June, when the rain falls for 16.5 days and typically aggregates up to 3.19" (81mm) of precipitation.

When it does not snow in South Bend?

In South Bend, snow does not fall in June through September.

When are the longest days in South Bend?

With an average of 15h and 12min of daylight, June has the longest days of the year.

What are the months with the highest UV index in South Bend?

The months with the highest UV index in South Bend are June and August, with an average maximum UV index of 6.

What time of the year is the hottest in South Bend?

July tends to be the warmest month in South Bend, with temperatures averaging a daily high of 79.9°F (26.6°C) and a low of 63.1°F (17.3°C).

What month has the most sunshine in South Bend?

July has the most sunshine of the year, with an average of 10.2h of sunshine.

What is the least humid month in South Bend?

The least humid month in South Bend, Indiana, is October, with an average relative humidity of 75%.

What is the month with the shortest days in South Bend?

December has the shortest days of the year in South Bend, Indiana, with an average of 9h and 12min of daylight.

When is the lowest UV index in South Bend?

The month with the lowest UV index is December, with an average maximum UV index of 1.

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

Average temperature
South Bend, IN

Average temperature - South Bend, IN

Average high temperature in January:
29.7°F
Average high temperature in February:
32.5°F
Average high temperature in March:
44.4°F
Average high temperature in April:
55.8°F
Average high temperature in May:
67.8°F
Average high temperature in June:
75.9°F

Average high temperature in July:
79.9°F
Average high temperature in August:
78.4°F
Average high temperature in September:
72.9°F
Average high temperature in October:
59.9°F
Average high temperature in November:
46.4°F
Average high temperature in December:
35.2°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
Average low temperature in February:
21.7°F
Average low temperature in March:
30.9°F
Average low temperature in April:
40.3°F
Average low temperature in May:
51.4°F
Average low temperature in June:
59.7°F

Average low temperature in July:
63.1°F
Average low temperature in August:
61.7°F
Average low temperature in September:
55.9°F
Average low temperature in October:
45.9°F
Average low temperature in November:
34.5°F
Average low temperature in December:
26.6°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).

Average pressure
South Bend, IN

Average pressure - South Bend, IN

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).

Average wind speed
South Bend, IN

Average wind speed - South Bend, IN

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).

Average humidity
South Bend, IN

Average humidity - South Bend, IN

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

Average rainfall
South Bend, IN

Average rainfall - South Bend, IN

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

Average rainfall days
South Bend, IN

Average rainfall days - South Bend, IN

Average rainfall days in January:
7.5 days
Average rainfall days in February:
7.8 days
Average rainfall days in March:
12.5 days
Average rainfall days in April:
16.5 days
Average rainfall days in May:
18 days
Average rainfall days in June:
16.5 days

Average rainfall days in July:
17 days
Average rainfall days in August:
15.6 days
Average rainfall days in September:
13.6 days
Average rainfall days in October:
14.6 days
Average rainfall days in November:
10.5 days
Average rainfall days in December:
10.1 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).

Average snowfall
South Bend, IN

Average snowfall - South Bend, IN

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

Average snowfall days
South Bend, IN

Average snowfall days - South Bend, IN

Average snowfall days in January:
18 days
Average snowfall days in February:
14 days
Average snowfall days in March:
6.9 days
Average snowfall days in April:
2.5 days
Average snowfall days in May:
0.2 days
Average snowfall days in June:
0 days

Average snowfall days in July:
0 days
Average snowfall days in August:
0 days
Average snowfall days in September:
0 days
Average snowfall days in October:
0.5 days
Average snowfall days in November:
6 days
Average snowfall days in December:
13.5 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).

Average daylight / Average sunshine
South Bend, IN

Average daylight / Average sunshine - South Bend, IN

Average daylight in January:
9h and 4min
Average daylight in February:
10h and 4min
Average daylight in March:
12h and 0min
Average daylight in April:
13h and 2min
Average daylight in May:
14h and 4min
Average daylight in June:
15h and 1min

Average daylight in July:
14h and 5min
Average daylight in August:
13h and 5min
Average daylight in September:
12h and 3min
Average daylight in October:
11h and 1min
Average daylight in November:
9h and 5min
Average daylight in December:
9h and 1min

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
Average sunshine in February:
4h and 1min
Average sunshine in March:
6h and 0min
Average sunshine in April:
6h and 4min
Average sunshine in May:
8h and 4min
Average sunshine in June:
9h and 5min

Average sunshine in July:
10h and 1min
Average sunshine in August:
9h and 3min
Average sunshine in September:
8h and 1min
Average sunshine in October:
6h and 2min
Average sunshine in November:
4h and 4min
Average sunshine in December:
3h and 3min

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).

Average sunshine days
South Bend, IN

Average sunshine days - South Bend, IN

Average sunshine days in January:
8.8 days
Average sunshine days in February:
8.3 days
Average sunshine days in March:
12.7 days
Average sunshine days in April:
10.2 days
Average sunshine days in May:
11.2 days
Average sunshine days in June:
10.8 days

Average sunshine days in July:
10.7 days
Average sunshine days in August:
11.5 days
Average sunshine days in September:
13.5 days
Average sunshine days in October:
13.4 days
Average sunshine days in November:
13.2 days
Average sunshine days in December:
10.5 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).

Average UV index
South Bend, IN

Average UV index - South Bend, IN

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).

Average cloud cover
South Bend, IN

Average cloud cover - South Bend, IN

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

Average visibility
South Bend, IN

Average visibility - South Bend, IN

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).

South Bend, Indiana, USA

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