Climate and monthly weather forecast
South Haven, IN

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Weather in January

January, the same as December, in South Haven, Indiana, is another subzero cold winter month, with an average temperature varying between 30.2°F (-1°C) and 19.8°F (-6.8°C). January is the month when South Haven, Indiana, experiences its coldest temperatures, averaging a high of 30.2°F (-1°C) and a low of 19.8°F (-6.8°C). Weather in January »

Weather in February

The last month of the winter, February, is a cold month in South Haven, Indiana, with an average temperature varying between 33.3°F (0.7°C) and 22.3°F (-5.4°C). The commencement of February brings an average high-temperature of an icy 33.3°F (0.7°C), marking an inconsequential divergence from January. Weather in February »

Weather in March

March, the first month of the spring in South Haven, is a frosty month, with an average temperature fluctuating between 44.2°F (6.8°C) and 32.2°F (0.1°C). South Haven in March sees a temperature change, with average high-temperatures moving from a cold 33.3°F (0.7°C) in February to a chilly 44.2°F (6.8°C). Weather in March »

Weather in April

April in South Haven, Indiana, is a fresh spring month, with an average temperature fluctuating between 41.4°F (5.2°C) and 54.7°F (12.6°C). With the arrival of April, the average high-temperature transitions from a chilly 44.2°F (6.8°C) in March to a cool 54.7°F (12.6°C). Weather in April »

Weather in May

May, the last month of the spring in South Haven, is a comfortable month, with an average temperature varying between 66°F (18.9°C) and 51.6°F (10.9°C). An upsurge in temperatures occurs as April gives way to May, with average highs shifting from a cool 54.7°F (12.6°C) to an enjoyable 66°F (18.9°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in South Haven, Indiana, with an average temperature fluctuating between 60.4°F (15.8°C) and 75.2°F (24°C). June marks a rise in the average high-temperature, moving from May's enjoyable 66°F (18.9°C) to a moderately hot 75.2°F (24°C). Weather in June »

Weather in July

July, like June, in South Haven, Indiana, is another warm summer month, with an average temperature fluctuating between 79.2°F (26.2°C) and 65.3°F (18.5°C). July stands out as South Haven's warmest month, with an average high-temperature of 79.2°F (26.2°C) and a low-temperature of 65.3°F (18.5°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in South Haven, Indiana, with an average temperature varying between 77.7°F (25.4°C) and 64.4°F (18°C). August begins with an average high-temperature of a still warm 77.7°F (25.4°C), reflecting close similarity to the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in South Haven, Indiana, with an average temperature fluctuating between 73°F (22.8°C) and 58.5°F (14.7°C). Upon the beginning of September, South Haven's high-temperatures register at an agreeable 73°F (22.8°C), closely mirroring the preceding month. Weather in September »

Weather in October

October, the same as September, in South Haven, Indiana, is another refreshing autumn month, with an average temperature ranging between min 47.8°F (8.8°C) and max 60.6°F (15.9°C). October indicates a shift in the average high-temperature, from September's pleasant 73°F (22.8°C) to a refreshing 60.6°F (15.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in South Haven, Indiana, with an average temperature fluctuating between 35.8°F (2.1°C) and 46.8°F (8.2°C). The start of November signals a decrease in the average high-temperature, transitioning from a refreshing 60.6°F (15.9°C) in October to a frosty 46.8°F (8.2°C). Weather in November »

Weather in December

December, the first month of the winter in South Haven, is also an icy month, with an average temperature fluctuating between 27.5°F (-2.5°C) and 36.1°F (2.3°C). Stepping into December, South Haven observes a temperature decline, with the average high falling from November's frosty 46.8°F (8.2°C) to an icy 36.1°F (2.3°C). Weather in December »
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Frequently asked questions

What is the coldest month in South Haven?

January, having an average high-temperature of 30.2°F (-1°C) and an average low-temperature of 19.8°F (-6.8°C), is the coldest month in South Haven, Indiana.

How much does it rain in South Haven?

In South Haven, Indiana, during the entire year, the rain falls for 157.4 days and collects up to 23.9" (607mm) of precipitation.

When does it snow in South Haven?

Months with snowfall are January through April, November and December.

What is the snowiest month in South Haven?

The month with the most snowfall in South Haven, Indiana, is January, when snow falls for 13.5 days and typically aggregates up to 3.27" (83mm) of snow.

How much does it snow in South Haven?

Throughout the year, there are 47 snowfall days, and 10.75" (273mm) of snow is accumulated.

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

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

What are the months with the lowest UV index in South Haven?

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

What is the most humid month in South Haven?

With an average relative humidity of 83%, February is the most humid month in South Haven.

What is the driest month in South Haven?

February is the month with the least rainfall. Rain falls for 7.8 days and accumulates 1.18" (30mm) of precipitation.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

When it does not snow in South Haven?

In South Haven, snow does not fall in May through October.

What is the wettest month in South Haven?

June is the month with the most rainfall. Rain falls for 16.8 days and accumulates 3.19" (81mm) of precipitation.

When are the longest days in South Haven?

The month with the longest days in South Haven is June, with an average of 15h and 6min of daylight.

What is the month with the highest UV index in South Haven?

The months with the highest UV index in South Haven, Indiana, are June through August, with an average maximum UV index of 6.

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

South Haven registers the average highest temperatures during July, with peaks of 79.2°F (26.2°C) and lows of 65.3°F (18.5°C).

What month has the most sunshine in South Haven?

With an average of 10.3h of sunshine, August has the most sunshine of the year in South Haven, Indiana.

What is the least humid month in South Haven?

October is the least humid month, with an average relative humidity of 73%.

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

The month with the shortest days is December, with an average of 9h and 12min of daylight.

Average temperature
South Haven, IN

Average temperature - South Haven, IN

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).

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).

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Average pressure
South Haven, IN

Average pressure - South Haven, IN

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

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Average wind speed
South Haven, IN

Average wind speed - South Haven, IN

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).

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Average humidity
South Haven, IN

Average humidity - South Haven, IN

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

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Average rainfall
South Haven, IN

Average rainfall - South Haven, IN

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

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Average rainfall days
South Haven, IN

Average rainfall days - South Haven, IN

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).

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Average snowfall
South Haven, IN

Average snowfall - South Haven, IN

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").

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Average snowfall days
South Haven, IN

Average snowfall days - South Haven, IN

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).

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Average daylight / Average sunshine
South Haven, IN

Average daylight / Average sunshine - South Haven, IN

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).

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).

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Average sunshine days
South Haven, IN

Average sunshine days - South Haven, IN

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).

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Average UV index
South Haven, IN

Average UV index - South Haven, IN

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).

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Average visibility
South Haven, IN

Average visibility - South Haven, IN

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).

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South Haven, Indiana, USA

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