Climate and monthly weather forecast
Menomonee Falls, WI

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The climate of Menomonee Falls

Menomonee Falls, located in Wisconsin, USA, presents a humid continental climate with no dry season and a warm summer, classed as Dfb under the Köppen climate classification. This classification suggests volatility in the weather conditions throughout the year, with distinct seasons characterized by certain climatological patterns.

Temperatures vary significantly across the year in Menomonee Falls. Maximum temperatures span from 25.2°F (-3.8°C) in January to 77.5°F (25.3°C) in July, while minimum temperatures range from 14.4°F (-9.8°C) in January to 63.1°F (17.3°C) in July. The average relative humidity stays relatively stable throughout the year, with the highest level of 87% in January and the lowest of 76% in October.

Rainfall in Menomonee Falls hovers between 1.02" (26mm) in February and 3.11" (79mm) in May. Such levels are complemented by an annual variation in the count of rainy days, fluctuating from 4.1 days in February to 17 days in May and June. However, the town also experiences some snowfall from January to April and November to December, with the most significant snowfall of 4.02" (102mm) in January.

Daylight hours vary considerably across the year, reaching a peak of 15.3 hours in June and declining to a low of 9 hours in December. The amount of received sunshine closely follows this pattern, with peak hours in July (10.5 hours) and the least amount in December and January (4 hours). Despite its continental climate, Menomonee Falls presents a relatively mild ultraviolet (UV) index, peaking at a moderate 6 in July.

The best time to visit Menomonee Falls

The optimal period to visit Menomonee Falls is from mid-May to mid-September. During this time, the town experiences warm temperatures and extended daylight hours, with average temperatures between 50.2°F (10.1°C) to 76.6°F (24.8°C) and daylight lasting from 13.4 hours to 15.3 hours daily. This period also offers relatively low humidity, providing pleasant weather conditions.

The worst time to visit Menomonee Falls

The period from late November to late March presents less than favorable conditions for visiting Menomonee Falls. The town is gripped by cold temperatures, with monthly averages spanning from 14.4°F (-9.8°C) to 39.4°F (4.1°C), alongside the increased possibility of snowfall. Furthermore, daylight is significantly shortened to between 9 hours and 12 hours per day.

Spring weather in Menomonee Falls

Spring in Menomonee Falls, occurring from March to May, is characterized by gradually warming temperatures. The temperature fluctuates considerably from a low of 28.2°F (-2.1°C) to a high of 62.1°F (16.7°C). The time witnesses a peak in rainfall amounting to 3.11" (79mm) in May as nature revives itself after the winter chills.

Summer weather in Menomonee Falls

Summer (June to August) in Menomonee Falls is marked by the warmest temperatures of the year, reaching up to 77.5°F (25.3°C) in July. This period presents the sunniest days, with daylight hours extending up to 15.3 hours, allowing plenty of time to explore the town.

Autumn weather in Menomonee Falls

Fall, spanning between September and November, witnesses a drop in temperatures from 70°F (21.1°C) to 43.3°F (6.3°C). September brings moderate rain of 2.17" (55mm), whereas November marks the return of sporadic snowfall.

Winter weather in Menomonee Falls

Winter encompasses December through February and brings with it the coldest period in Menomonee Falls. Average temperatures drop to 31.5°F (-0.3°C) in December and hit a yearly low of 14.4°F (-9.8°C) in January. Additionally, January serves up the highest snowfall of 4.02" (102mm), transforming the town into a winter wonderland.

Weather in January

In Menomonee Falls, Wisconsin, January brings with it the cold chill of winter. Expect brisk wind speeds, reaching gusts up to 16.8mph (27km/h). Outdoor activities may be limited due to low temperatures and snowfall, with most days enveloped by cloud cover. Weather in January »

Weather in February

Moving into February, the weather in Menomonee Falls shifts slightly. There is a minimal increase in temperature, but the winter weather remains unforgiving. Snowfall persists, yet less than in January, signaling that spring is not far off. Weather in February »

Weather in March

As winter transitions into spring, changes in the weather become more pronounced in March. The once persistent snowfall lessens significantly, and temperatures rise by more than a few degrees. As the nights become shorter, daylight, sunshine, and warmer temperatures bring a hint of the approaching spring season. Weather in March »

Weather in April

April sees a noticeable leap in the weather pattern. Warmer temperatures, longer daylight hours and the least monthly snowfall welcome spring to Menomonee Falls. Expect the once dormant nature to stir back to life, and rains replace snow showers. Weather in April »

Weather in May

May in Menomonee Falls celebrates the full bloom of spring. As the temperature continues to climb, the chill of winter becomes a distant memory. The longer daylight hours provide the perfect setting for outdoor activities. The pressure fluctuates slightly this month, but it does not significantly impact the weather. Weather in May »

Weather in June

As the year progresses, Menomonee Falls welcomes summer in June. The significantly higher temperatures make June markedly warmer than May. The cloud cover is less, resulting in longer sunshine hours. Outdoor activities thrive under the clear, blue skies of Menomonee Falls. Weather in June »

Weather in July

July is distinguished by the highest temperatures recorded in the year in Menomonee Falls. It is the peak of summer, with the mercury reaching 77.5°F (25.3°C) on average. With extremely negligible rainfall, the weather promotes hosting myriad outdoor activities. Weather in July »

Weather in August

August leads the retreat from the peak summer season. The temperature, UV index, and daylight hours scale back compared to July. Nonetheless, August still upholds the warmth and beauty of summer. The low wind speed and the drop in temperatures, compared to the previous month, complement well with the occasional summer showers. Weather in August »

Weather in September

Menomonee Falls transitions into the fall months with weather changes in September. The average high temperature descends from the 70s(F) range of August, making way for milder days and cooler nights. The occasional rainfall assists in keeping the weather pleasant and is a distinctive feature of September. Weather in September »

Weather in October

October carries the crisp feel of autumn in Menomonee Falls, wrapped in falling leaves and pumpkin spice. The temperature continues its downward trend and the recurring rainfall becomes a characteristic pattern. This amplifies the picturesque setting of a typical realm of Menomonee Falls in October. Weather in October »

Weather in November

As Menomonee Falls moves into November, a marked change in the weather sets in. Temperatures continue to drop making the city feel distinctly cooler than October. In addition, snowfall makes its return, indicating the slow but steady advance towards winter. Weather in November »

Weather in December

Rounding out the year, December in Menomonee Falls signifies a full return to winter. The temperatures plummet, rainfall decreases, and snow starts to become a familiar sight. Amidst the holiday cheer, the colder climates necessitate warmer clothing. Weather in December »
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

Menomonee Falls notes the coldest temperatures in January, with a average high of 25.2°F (-3.8°C) and a low of 14.4°F (-9.8°C).

What is the most humid month?

The most humid month is January, with an average relative humidity of 87%.

How many days does it rain?

Throughout the year, in Menomonee Falls, there are 139.2 rainfall days, and 25.28" (642mm) of precipitation is accumulated.

When does it snow?

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

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 12.6 days and typically aggregates up to 4.02" (102mm) of snow.

How much does it snow in Menomonee Falls?

Throughout the year, there are 48.9 snowfall days, and 15.35" (390mm) of snow is accumulated.

What is the month with the least sunshine?

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

What are the months with the lowest UV index?

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

What is the driest month?

The month with the least rainfall is February, when the rain falls for 4.1 days and typically collects 1.02" (26mm) 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.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 17 days and typically aggregates up to 3.11" (79mm) of precipitation.

When it does not snow?

In Menomonee Falls, snow does not fall in May through September.

When are the longest days?

The month with the longest days is June, with an average of 15h and 18min of daylight.

What are the warmest months?

July tends to be the warmest month, with temperatures averaging a daily high of 77.5°F (25.3°C) and a low of 63.1°F (17.3°C).

What month has the most sunshine?

With an average of 10.5h of sunshine, July has the most sunshine of the year.

When is the highest UV index?

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

What is the least humid month?

October is the least humid month, with an average relative humidity of 76%.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

Average temperature
Menomonee Falls, WI

Average temperature - Menomonee Falls, WI

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25.2°F).

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure
Menomonee Falls, WI

Average pressure - Menomonee Falls, WI

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

Average wind speed
Menomonee Falls, WI

Average wind speed - Menomonee Falls, WI

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity
Menomonee Falls, WI

Average humidity - Menomonee Falls, WI

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (76%).

Average rainfall
Menomonee Falls, WI

Average rainfall - Menomonee Falls, WI

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.02").

Average rainfall days
Menomonee Falls, WI

Average rainfall days - Menomonee Falls, WI

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.1 days).

Average snowfall
Menomonee Falls, WI

Average snowfall - Menomonee Falls, WI

The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Menomonee Falls, WI

Average snowfall days - Menomonee Falls, WI

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Menomonee Falls, WI

Average daylight / Average sunshine - Menomonee Falls, WI

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days
Menomonee Falls, WI

Average sunshine days - Menomonee Falls, WI

The month with the most sunshine days is December (15.9 days).
The month with the least sunshine days is April (12 days).

Average UV index
Menomonee Falls, WI

Average UV index - Menomonee Falls, WI

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

Average visibility
Menomonee Falls, WI

Average visibility - Menomonee Falls, WI

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).

Menomonee Falls, Wisconsin, USA

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