May 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 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. It's the paradisiacal transition where verdant landscapes flourish under the increased May sunshine. Entering June, the mercury continues to rise progressively, signaling the start of summer.

Temperature

In South Bend, the average high-temperature in May rises, from a refreshing 55.8°F (13.2°C) in April, to a comfortable 67.8°F (19.9°C). During May, the nighttime temperature averages of 51.4°F (10.8°C).

Humidity

In South Bend, the average relative humidity in May is 79%.

Rainfall

In South Bend, in May, it is raining for 18 days, with typically 3.07" (78mm) of accumulated precipitation. Throughout the year, 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. May is the last month it regularly snows. During 0.2 snowfall days, in May, South Bend aggregates 0.16" (4mm) of snow. In South Bend, during the entire year, snow falls for 61.6 days and aggregates up to 15.91" (404mm) of snow.

Daylight

The average length of the day in May is 14h and 33min.
On the first day of May, sunrise is at 6:40 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 9:12 pm EDT.

Sunshine

The average sunshine in May is 8.6h.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A typical high UV index of 5 in May suggests the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

An average high-temperature, in May, in South Bend, is 67.8°F (19.9°C) and the average low-temperature is 51.4°F (10.8°C).

What is the average humidity in May in South Bend?

In May, the average relative humidity is 79%.

How much does it rain in May?

In South Bend, in May, it is raining for 18 days, with typically 3.07" (78mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, South Bend aggregates 0.16" (4mm) of snow.

What is the average length of the day in May?

In South Bend, the average day length in May is 14h and 33min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:40 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 9:12 pm EDT.

How many hours of sunshine does South Bend have in May?

The average sunshine duration in May is 8.6h.

What is the UV index intensity in May?

In South Bend, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
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 May
South Bend, IN

Average temperature in May - South Bend, IN
  • Average high temperature in May: 67.8°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 May: 51.4°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 in May
South Bend, IN

Average pressure in May - South Bend, IN
  • Average pressure in May: 29.97"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).

Average wind speed in May
South Bend, IN

Average wind speed in May - South Bend, IN
  • Average wind speed in May: 8.5mph

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 in May
South Bend, IN

Average humidity in May - South Bend, IN
  • Average humidity in May: 79%

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

Average rainfall in May
South Bend, IN

Average rainfall in May - South Bend, IN
  • Average rainfall in May: 3.07"

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 in May
South Bend, IN

Average rainfall days in May - South Bend, IN
  • Average rainfall days in May: 18 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 in May
South Bend, IN

Average snowfall in May - South Bend, IN
  • Average snowfall in May: 0.16"

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 in May
South Bend, IN

Average snowfall days in May - South Bend, IN
  • Average snowfall days in May: 0.2 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 in May /
Average sunshine in May
South Bend, IN

Average daylight in May / Average sunshine in May - South Bend, IN
  • Average daylight in May: 14h 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 May: 8h and 4min

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 in May
South Bend, IN

Average sunshine days in May - South Bend, IN
  • Average sunshine days in May: 11.2 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 in May
South Bend, IN

Average UV index in May - South Bend, IN
  • Average UV index in May: 5

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 in May
South Bend, IN

Average cloud cover in May - South Bend, IN
  • Average cloud cover in May: 42

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 in May
South Bend, IN

Average visibility in May - South Bend, IN
  • Average visibility in May: 6mi

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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