Climate and monthly weather forecast
Marengo, WI

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Weather in January

January, the same as December, in Marengo, Wisconsin, is a freezing cold winter month, with an average temperature ranging between min 8.6°F (-13°C) and max 19.4°F (-7°C). January brings the lowest temperatures, with an average high of 19.4°F (-7°C) and an average low of 8.6°F (-13°C). Weather in January »

Weather in February

February, the last month of the winter in Marengo, is also a subzero cold month, with temperature in the range of an average high of 22.5°F (-5.3°C) and an average low of 10.8°F (-11.8°C). Marengo indicates an average high-temperature of a still freezing cold 22.5°F (-5.3°C) in February, showing minor variation from January's 19.4°F (-7°C). Weather in February »

Weather in March

March, the first month of the spring in Marengo, is a wintry month, with an average temperature fluctuating between 22.8°F (-5.1°C) and 35.1°F (1.7°C). With the onset of March, Marengo's weather sees a temperature rise, transitioning from a subzero cold 22.5°F (-5.3°C) in February to a wintry 35.1°F (1.7°C). Weather in March »

Weather in April

April is a chilly spring month in Marengo, Wisconsin, with an average temperature ranging between min 32.2°F (0.1°C) and max 46.4°F (8°C). The average high-temperature increases in April, moving from a wintry 35.1°F (1.7°C) in March to a frosty 46.4°F (8°C). Weather in April »

Weather in May

May, the last month of the spring in Marengo, is a refreshing month, with an average temperature varying between 42.8°F (6°C) and 61.2°F (16.2°C). As Marengo transitions into May, a marked increase in the average high-temperature is observed, rising from a frosty 46.4°F (8°C) in April to a refreshing 61.2°F (16.2°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Marengo, Wisconsin, with an average temperature varying between 51.1°F (10.6°C) and 70.3°F (21.3°C). A shift in the average high-temperature is noticeable in June, changing from a comfortable 61.2°F (16.2°C) in May to a pleasant 70.3°F (21.3°C). Weather in June »

Weather in July

July in Marengo, Wisconsin, is a moderately hot summer month, with an average temperature varying between 57.7°F (14.3°C) and 76.8°F (24.9°C). In Marengo, the average temperatures in July are the highest, with a peak at 76.8°F (24.9°C) and a low of 57.7°F (14.3°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Marengo, Wisconsin, with an average temperature fluctuating between 57.4°F (14.1°C) and 75.2°F (24°C). The initiation of August records an average high-temperature of a still warm 75.2°F (24°C), displaying a near consistency with the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in Marengo, Wisconsin, with an average temperature varying between 50.9°F (10.5°C) and 67.1°F (19.5°C). The average high-temperature shows a slight dip in September, from August's warm 75.2°F (24°C) to an enjoyable 67.1°F (19.5°C). Weather in September »

Weather in October

October, like September, in Marengo, Wisconsin, is a cool autumn month, with an average temperature fluctuating between 52°F (11.1°C) and 40.3°F (4.6°C). With the onset of October, Marengo's average high-temperature experiences a noticeable drop, receding from September's refreshing 67.1°F (19.5°C) to a fresh 52°F (11.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an icy month in Marengo, Wisconsin, with an average temperature fluctuating between 28°F (-2.2°C) and 37.6°F (3.1°C). November signals a considerable drop in Marengo's average high-temperature, reducing from a fresh 52°F (11.1°C) in October to a wintry 37.6°F (3.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Marengo, Wisconsin, with an average temperature fluctuating between 25.3°F (-3.7°C) and 16°F (-8.9°C). With December's onset, the average high-temperature recedes from November's cold 37.6°F (3.1°C) to a subzero cold 25.3°F (-3.7°C). Weather in December »
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

The lowest temperatures are recorded in January, with averages reaching a high of 19.4°F (-7°C) and a low of 8.6°F (-13°C).

What is the most humid month?

January is the most humid month, with an average relative humidity of 91%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 3.2 days and accumulates 0.94" (24mm) of precipitation.

How much does it rain?

Throughout the year, there are 121.6 rainfall days, and 21.42" (544mm) of precipitation is accumulated.

When does it snow?

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

How much does it snow?

Throughout the year, there are 99.1 snowfall days, and 37.13" (943mm) of snow is accumulated.

What is the month with the least sunshine in Marengo?

With an average of 2.3h of sunshine, January has the least sunshine of the year in Marengo.

When is the lowest UV index in Marengo?

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

When is Daylight Saving Time (DST) in Marengo?

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.

What is the least humid month?

The least humid month is May, with an average relative humidity of 72%.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

With an average of 15h and 42min of daylight, June has the longest days of the year in Marengo.

What are the warmest months?

In Marengo, July is identified by the average highest temperatures, reaching a peak of 76.8°F (24.9°C) and a low of 57.7°F (14.3°C).

What is the wettest month?

The month with the most rainfall in Marengo is July, when the rain falls for 14.1 days and typically aggregates up to 2.56" (65mm) of precipitation.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.3h of sunshine.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 6.

When does it snow the most?

December is the month with the most snowfall. Snow falls for 20.2 days and accumulates 7.95" (202mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 8h and 42min of daylight.

Average temperature
Marengo, WI

Average temperature - Marengo, WI

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (19.4°F).

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).

Average pressure
Marengo, WI

Average pressure - Marengo, WI

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed
Marengo, WI

Average wind speed - Marengo, WI

The windiest month (with the highest average wind speed) is November (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average rainfall
Marengo, WI

Average rainfall - Marengo, WI

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days
Marengo, WI

Average rainfall days - Marengo, WI

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is January (3.2 days).

Average snowfall
Marengo, WI

Average snowfall - Marengo, WI

The month with the highest snowfall is December (7.95").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Marengo, WI

Average snowfall days - Marengo, WI

The month with the highest number of snowfall days is January (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Marengo, WI

Average daylight / Average sunshine - Marengo, WI

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

Average sunshine days
Marengo, WI

Average sunshine days - Marengo, WI

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is December (9.8 days).

Average visibility
Marengo, WI

Average visibility - Marengo, WI

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Marengo, Wisconsin, USA

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