April weather forecast
South Haven, IN

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Weather in April

April in South Haven, Indiana, is a cool spring month, with an average temperature varying between 54.7°F (12.6°C) and 41.4°F (5.2°C).

Temperature

As March transitions into April, a change in temperatures is observed, with average highs moving from a frosty 44.2°F (6.8°C) to a fresh 54.7°F (12.6°C). The average temperature drops to a cold 41.4°F (5.2°C) during the night in the month of April.

Humidity

In South Haven, Indiana, the average relative humidity in April is 77%.

Rainfall

In South Haven, during April, the rain falls for 15.8 days and regularly aggregates up to 2.4" (61mm) of precipitation. Throughout the year, there are 157.4 rainfall days, and 23.9" (607mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows. During 2.2 snowfall days, in April, South Haven aggregates 0.79" (20mm) of snow. In South Haven, during the entire year, snow falls for 47 days and aggregates up to 10.75" (273mm) of snow.

Daylight

The average length of the day in April is 13h and 22min.
On the first day of April, sunrise is at 6:30 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 7:45 pm CDT.

Sunshine

In South Haven, the average sunshine in April is 7.7h.

UV index

In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 3 in April translates into these instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in April?

The average high-temperature and low-temperature during April are 54.7°F (12.6°C) and 41.4°F (5.2°C) respectively.

What is the average humidity in April?

The average relative humidity in April is 77%.

How much does it rain in April?

In South Haven, in April, it is raining for 15.8 days, with typically 2.4" (61mm) of accumulated precipitation.

What is the last month it snows?

April is the last month it regularly snows. During 2.2 snowfall days, in April, South Haven aggregates 0.79" (20mm) of snow.

What is the average length of the day in April?

In South Haven, Indiana, the average day length in April is 13h and 22min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:30 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 7:45 pm CDT.

How many hours of sunshine does South Haven have in April?

In April, the average sunshine duration is 7.7h.

What is the UV index reading in April in South Haven?

The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health threat 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 April
South Haven, IN

Average temperature in April - South Haven, IN
  • Average high temperature in April: 54.7°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in April: 41.4°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in April
South Haven, IN

Average pressure in April - South Haven, IN
  • Average pressure in April: 29.95"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in April
South Haven, IN

Average wind speed in April - South Haven, IN
  • Average wind speed in April: 10.5mph

The windiest month (with the highest average wind speed) is January (11.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

Average humidity in April
South Haven, IN

Average humidity in April - South Haven, IN
  • Average humidity in April: 77%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).

Average rainfall in April
South Haven, IN

Average rainfall in April - South Haven, IN
  • Average rainfall in April: 2.4"

The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is February (1.18").

Average rainfall days in April
South Haven, IN

Average rainfall days in April - South Haven, IN
  • Average rainfall days in April: 15.8 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (7.2 days).

Average snowfall in April
South Haven, IN

Average snowfall in April - South Haven, IN
  • Average snowfall in April: 0.79"

The month with the highest snowfall is January (3.27").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
South Haven, IN

Average snowfall days in April - South Haven, IN
  • Average snowfall days in April: 2.2 days

The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
South Haven, IN

Average daylight in April / Average sunshine in April - South Haven, IN
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in April
South Haven, IN

Average sunshine days in April - South Haven, IN
  • Average sunshine days in April: 10.8 days

The month with the most sunshine days is November (15.7 days).
The months with the least sunshine days are June and August (10.4 days).

Average UV index in April
South Haven, IN

Average UV index in April - South Haven, IN
  • Average UV index in April: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in April
South Haven, IN

Average cloud cover in April - South Haven, IN
  • Average cloud cover in April: 48

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in April
South Haven, IN

Average visibility in April - South Haven, IN
  • Average visibility in April: 6mi

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).

South Haven, Indiana, USA

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