Climate and monthly weather forecast
Oostburg, WI

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Weather in January

January, like December, is a freezing cold winter month in Oostburg, Wisconsin, with an average temperature varying between 16.7°F (-8.5°C) and 26.1°F (-3.3°C). With an average high-temperature of 26.1°F (-3.3°C) and an average low-temperature of 16.7°F (-8.5°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Oostburg, Wisconsin, with temperature in the range of an average low of 19.2°F (-7.1°C) and an average high of 28.2°F (-2.1°C). February's onset records an average high-temperature of a still freezing cold 28.2°F (-2.1°C), a near match to January's 26.1°F (-3.3°C). Weather in February »

Weather in March

March, the first month of the spring in Oostburg, is an icy month, with an average temperature ranging between max 37.4°F (3°C) and min 28.8°F (-1.8°C). March witnesses an increase in the average high-temperature, moving from a freezing cold 28.2°F (-2.1°C) in February to a wintry 37.4°F (3°C). Weather in March »

Weather in April

April in Oostburg, Wisconsin, is a chilly spring month, with an average temperature varying between 36.9°F (2.7°C) and 46°F (7.8°C). A gentle upsurge in temperatures occurs as March gives way to April, with average highs shifting from an icy 37.4°F (3°C) to a chilly 46°F (7.8°C). Weather in April »

Weather in May

May, the last month of the spring in Oostburg, is a refreshing month, with an average temperature fluctuating between 46°F (7.8°C) and 56.5°F (13.6°C). May's arrival brings a change in high-temperatures, moving from a chilly 46°F (7.8°C) in April to a refreshing 56.5°F (13.6°C). Weather in May »

Weather in June

June, the first month of the summer in Oostburg, is a comfortable month, with an average temperature varying between 65.7°F (18.7°C) and 55.2°F (12.9°C). June brings a rise in Oostburg's average high-temperature, moving from a moderate 56.5°F (13.6°C) in May to a comfortable 65.7°F (18.7°C). Weather in June »

Weather in July

July in Oostburg, Wisconsin, is a warm summer month, with an average temperature fluctuating between 63.9°F (17.7°C) and 73.8°F (23.2°C). July brings a slight increase in the average high-temperature, progressing from an enjoyable 65.7°F (18.7°C) in June to a moderately hot 73.8°F (23.2°C). Weather in July »

Weather in August

August, the last month of the summer in Oostburg, is also a moderately hot month, with an average temperature fluctuating between 73.9°F (23.3°C) and 63.7°F (17.6°C). The warmest temperatures occur during August, when averages reach a peak of 73.9°F (23.3°C) and a low of 63.7°F (17.6°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in Oostburg, Wisconsin, with temperature in the range of an average high of 67.3°F (19.6°C) and an average low of 57.6°F (14.2°C). With the onset of September, Oostburg's climate undergoes a slight change as the average high-temperature moves from a moderately hot 73.9°F (23.3°C) in August to a refreshing 67.3°F (19.6°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Oostburg, Wisconsin, with an average temperature varying between 45.7°F (7.6°C) and 55.6°F (13.1°C). Oostburg in October demonstrates a small temperature transition, adjusting from an average high of 67.3°F (19.6°C) in September to a still refreshing 55.6°F (13.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Oostburg, is another chilly month, with an average temperature fluctuating between 34.2°F (1.2°C) and 43°F (6.1°C). Oostburg's weather in November involves a decrease in the average high-temperature, moving down from October's moderate 55.6°F (13.1°C) to a frosty 43°F (6.1°C). Weather in November »

Weather in December

December, the first month of the winter in Oostburg, is also a wintry month, with an average temperature varying between 32°F (0°C) and 23.9°F (-4.5°C). Welcoming December, Oostburg observes a shift in the average high-temperature, falling from November's chilly 43°F (6.1°C) to a cold 32°F (0°C). Weather in December »
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Oostburg reaches its average lowest temperatures in January, measuring 26.1°F (-3.3°C) at the peak and 16.7°F (-8.5°C) at the lowest.

What is the most humid month?

The most humid month is January, with an average relative humidity of 86%.

How much does it rain?

Throughout the year, there are 141.6 rainfall days, and 28.23" (717mm) of precipitation is accumulated.

When does it snow?

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

How much does it snow?

In Oostburg, Wisconsin, during the entire year, snow falls for 44.3 days and aggregates up to 12.68" (322mm) of snow.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.6h of sunshine.

What is the month with the lowest UV index?

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

What is the driest month?

The month with the least rainfall in Oostburg is February, when the rain falls for 4.3 days and typically collects 1.14" (29mm) of precipitation.

When is Daylight Saving Time (DST)?

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?

May through September are months without snowfall.

When are the longest days?

The month with the longest days is June, with an average of 15h and 24min of daylight.

When is the highest UV index in Oostburg?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What is the wettest month?

The month with the most rainfall is July, when the rain falls for 16.9 days and typically aggregates up to 3.46" (88mm) of precipitation.

What are the months with the most sunshine?

July and August, with an average of 10.6h of sunshine, are months with the most sunshine.

What month is the hottest?

In Oostburg, August is identified by the average highest temperatures, reaching a peak of 73.9°F (23.3°C) and a low of 63.7°F (17.6°C).

What is the least humid month?

October and November, with an average relative humidity of 77%, are the least humid months.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 9.8 days and typically aggregates up to 2.99" (76mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 0min of daylight.

Average temperature
Oostburg, WI

Average temperature - Oostburg, WI

The warmest month (with the highest average high temperature) is August (73.9°F).
The month with the lowest average high temperature is January (26.1°F).

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure
Oostburg, WI

Average pressure - Oostburg, WI

The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
Oostburg, WI

Average wind speed - Oostburg, WI

The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (8.4mph).

Average humidity
Oostburg, WI

Average humidity - Oostburg, WI

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are October and November (77%).

Average rainfall
Oostburg, WI

Average rainfall - Oostburg, WI

The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is February (1.14").

Average rainfall days
Oostburg, WI

Average rainfall days - Oostburg, WI

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is February (4.3 days).

Average snowfall
Oostburg, WI

Average snowfall - Oostburg, WI

The month with the highest snowfall is December (2.99").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Oostburg, WI

Average snowfall days - Oostburg, WI

The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Oostburg, WI

Average daylight / Average sunshine - Oostburg, WI

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days
Oostburg, WI

Average sunshine days - Oostburg, WI

The month with the most sunshine days is December (16.2 days).
The month with the least sunshine days is July (11.1 days).

Average UV index
Oostburg, WI

Average UV index - Oostburg, WI

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average visibility
Oostburg, WI

Average visibility - Oostburg, WI

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

Oostburg, Wisconsin, USA

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