Climate and monthly weather forecast
Lake Mills, IA

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Weather in January

January, like December, is another subzero cold winter month in Lake Mills, Iowa, with an average temperature ranging between max 21.7°F (-5.7°C) and min 9.3°F (-12.6°C). January, with its high-temperature average of 21.7°F (-5.7°C) and a low-temperature average of 9.3°F (-12.6°C), is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Lake Mills, Iowa, with temperature in the range of an average high of 25.7°F (-3.5°C) and an average low of 12.6°F (-10.8°C). At the onset of February, Lake Mills records an average high-temperature of a still subzero cold 25.7°F (-3.5°C), showing little deviation from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Lake Mills, Iowa, with an average temperature varying between 27.1°F (-2.7°C) and 41°F (5°C). March is characterized by a noticeable escalation in the average high-temperature, rising from a freezing cold 25.7°F (-3.5°C) in February to a cold 41°F (5°C). Weather in March »

Weather in April

April is a cool spring month in Lake Mills, Iowa, with an average temperature varying between 54.5°F (12.5°C) and 39.2°F (4°C). As March transitions into April, Lake Mills sees a rise in the average high-temperature, moving from an icy 41°F (5°C) to a cool 54.5°F (12.5°C). Weather in April »

Weather in May

May, the last month of the spring in Lake Mills, is a comfortable month, with temperature in the range of an average high of 66.9°F (19.4°C) and an average low of 50.5°F (10.3°C). Lake Mills in May experiences an increase in the average high-temperature, moving from April's cool 54.5°F (12.5°C) to a comfortable 66.9°F (19.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Lake Mills, Iowa, with an average temperature ranging between max 76.6°F (24.8°C) and min 60.4°F (15.8°C). As Lake Mills transitions into June, the average high-temperature is observed to rise from a comfortable 66.9°F (19.4°C) in May to a moderately hot 76.6°F (24.8°C). Weather in June »

Weather in July

July, like June, in Lake Mills, Iowa, is a moderately hot summer month, with an average temperature fluctuating between 62.6°F (17°C) and 79.2°F (26.2°C). With an average high-temperature of 79.2°F (26.2°C) and an average low-temperature of 62.6°F (17°C), July is the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Lake Mills, is another warm month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 59.5°F (15.3°C). August's climate shows a minor adjustment in average high-temperatures to a still warm 76.6°F (24.8°C) from July's 79.2°F (26.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Lake Mills, Iowa, with temperature in the range of an average high of 71.6°F (22°C) and an average low of 53.1°F (11.7°C). Lake Mills experiences a subtle adjustment in high-temperatures to an agreeable 71.6°F (22°C) with the onset of September, maintaining near parity with August's 76.6°F (24.8°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Lake Mills, Iowa, with an average temperature ranging between min 41.9°F (5.5°C) and max 56.3°F (13.5°C). October's arrival witnesses a distinct drop in the average high-temperature, receding from September's agreeable 71.6°F (22°C) to a moderate 56.3°F (13.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Lake Mills, is also an icy month, with an average temperature fluctuating between 41.7°F (5.4°C) and 29.7°F (-1.3°C). As Lake Mills, Iowa, transitions into November, a marked decrease in the average high-temperature is observed, dropping from a moderate 56.3°F (13.5°C) in October to a cold 41.7°F (5.4°C). Weather in November »

Weather in December

December, the first month of the winter in Lake Mills, is also a subzero cold month, with an average temperature varying between 27.3°F (-2.6°C) and 16.5°F (-8.6°C). Lake Mills's weather in December is marked by a clear decrease in the average high-temperature, moving down from November's wintry 41.7°F (5.4°C) to a subzero cold 27.3°F (-2.6°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in Lake Mills?

In Lake Mills, January is known for its average lowest temperatures, reaching a high of 21.7°F (-5.7°C) and a low of 9.3°F (-12.6°C).

What is the most humid month in Lake Mills?

January is the most humid month, with an average relative humidity of 90%.

What is the driest month in Lake Mills?

January is the month with the least rainfall in Lake Mills. Rain falls for 3.8 days and accumulates 1.06" (27mm) of precipitation.

How many days does it rain in Lake Mills?

In Lake Mills, during the entire year, the rain falls for 138.3 days and collects up to 28.15" (715mm) of precipitation.

When does it snow in Lake Mills?

January through May, October through December are months with snowfall in Lake Mills, Iowa.

How much does it snow in Lake Mills?

In Lake Mills, Iowa, during the entire year, snow falls for 62.9 days and aggregates up to 28.23" (717mm) of snow.

What is the month with the least sunshine in Lake Mills?

January has the least sunshine of the year in Lake Mills, with an average of 3.2h of sunshine.

What are the months with the lowest UV index in Lake Mills?

The months with the lowest UV index in Lake Mills, Iowa, are January, February, November and December, with an average maximum UV index of 1.

What is the snowiest month in Lake Mills?

February is the month with the most snowfall in Lake Mills. Snow falls for 12.8 days and accumulates 7.17" (182mm) of snow.

When is Daylight Saving Time (DST) in Lake Mills?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Lake Mills, 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 wettest month in Lake Mills?

The month with the most rainfall is June, when the rain falls for 19.4 days and typically aggregates up to 4.41" (112mm) of precipitation.

When it does not snow in Lake Mills?

June through September are months without snowfall in Lake Mills.

When are the longest days in Lake Mills?

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

What are the months with the highest UV index in Lake Mills?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the warmest month in Lake Mills?

July is the warmest month of the year in Lake Mills, registering average temperatures as high as 79.2°F (26.2°C) and as low as 62.6°F (17°C).

What month has the most sunshine in Lake Mills?

The month with the most sunshine in Lake Mills is July, with an average of 9.6h of sunshine.

What is the least humid month in Lake Mills?

With an average relative humidity of 71%, October is the least humid month.

What is the month with the shortest days in Lake Mills?

December has the shortest days of the year, with an average of 9h and 0min of daylight.

Average temperature
Lake Mills, IA

Average temperature - Lake Mills, IA

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (21.7°F).

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).

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Average pressure
Lake Mills, IA

Average pressure - Lake Mills, IA

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed
Lake Mills, IA

Average wind speed - Lake Mills, IA

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).

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Average rainfall
Lake Mills, IA

Average rainfall - Lake Mills, IA

The wettest month (with the highest rainfall) is June (4.41").
The driest month (with the least rainfall) is January (1.06").

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Average rainfall days
Lake Mills, IA

Average rainfall days - Lake Mills, IA

The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall
Lake Mills, IA

Average snowfall - Lake Mills, IA

The month with the highest snowfall is February (7.17").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Lake Mills, IA

Average snowfall days - Lake Mills, IA

The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Lake Mills, IA

Average daylight / Average sunshine - Lake Mills, IA

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 month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days
Lake Mills, IA

Average sunshine days - Lake Mills, IA

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (9.1 days).

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Average UV index
Lake Mills, IA

Average UV index - Lake Mills, IA

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

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Average visibility
Lake Mills, IA

Average visibility - Lake Mills, IA

The months with the highest visibility are March, April, May, June, September, October and November (6mi).
The months with the lowest visibility are January, February, July, August and December (5mi).

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Lake Mills, Iowa, USA

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