Climate and monthly weather forecast
Lancaster, WI

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Weather in January

January, the same as December, in Lancaster, Wisconsin, is another subzero cold winter month, with an average temperature varying between 23.4°F (-4.8°C) and 11.3°F (-11.5°C). January proves to be the coldest month, recording an average maximum temperature of 23.4°F (-4.8°C) and a minimum temperature of 11.3°F (-11.5°C). Weather in January »

Weather in February

February, the last month of the winter in Lancaster, is also a subzero cold month, with temperature in the range of an average high of 27.3°F (-2.6°C) and an average low of 14.4°F (-9.8°C). At the start of February, Lancaster's average high-temperature reaches a still freezing cold 27.3°F (-2.6°C), subtly different from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Lancaster, Wisconsin, with temperature in the range of an average low of 27.3°F (-2.6°C) and an average high of 42.6°F (5.9°C). Witnessing a clear upsurge, the average high-temperature during March escalates from February's freezing cold 27.3°F (-2.6°C) to an icy 42.6°F (5.9°C). Weather in March »

Weather in April

April is a cool spring month in Lancaster, Wisconsin, with an average temperature ranging between max 54.5°F (12.5°C) and min 37.9°F (3.3°C). The shift from March to April is marked by an increase in the average high-temperature, moving from an icy 42.6°F (5.9°C) to a cool 54.5°F (12.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Lancaster, Wisconsin, with an average temperature ranging between min 48.9°F (9.4°C) and max 66.7°F (19.3°C). May's arrival signals an increase in average high-temperatures, moving from April's cool 54.5°F (12.5°C) to a refreshing 66.7°F (19.3°C). Weather in May »

Weather in June

June, the first month of the summer in Lancaster, is a moderately hot month, with an average temperature varying between 76.1°F (24.5°C) and 58.6°F (14.8°C). Lancaster's June weather shows an increase in high-temperatures, moving from May's enjoyable 66.7°F (19.3°C) to a warm 76.1°F (24.5°C). Weather in June »

Weather in July

July, like June, in Lancaster, Wisconsin, is a moderately hot summer month, with temperature in the range of an average low of 62.4°F (16.9°C) and an average high of 79.7°F (26.5°C). July registers as the month with the highest average temperatures, reaching 79.7°F (26.5°C) at its peak and 62.4°F (16.9°C) at the lowest. Weather in July »

Weather in August

August, the last month of the summer in Lancaster, is also a moderately hot month, with an average temperature ranging between max 78.6°F (25.9°C) and min 59.9°F (15.5°C). The arrival of August marks a slight shift to an average high-temperature of a still warm 78.6°F (25.9°C) from July's 79.7°F (26.5°C). Weather in August »

Weather in September

September, the first month of the autumn in Lancaster, is also an agreeable month, with an average temperature ranging between max 72°F (22.2°C) and min 52.7°F (11.5°C). In Lancaster, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's warm 78.6°F (25.9°C) to an agreeable 72°F (22.2°C). Weather in September »

Weather in October

October, the same as September, in Lancaster, Wisconsin, is a moderate autumn month, with an average temperature ranging between max 57.9°F (14.4°C) and min 41.7°F (5.4°C). A moderate decline in the average high-temperature is seen during October, decreasing from a pleasant 72°F (22.2°C) in September to a mild 57.9°F (14.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Lancaster, Wisconsin, with an average temperature varying between 43.2°F (6.2°C) and 29.7°F (-1.3°C). The start of November signals a clear decrease in the average high-temperature, falling from a moderate 57.9°F (14.4°C) in October to a chilly 43.2°F (6.2°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Lancaster, Wisconsin, with an average temperature varying between 19.9°F (-6.7°C) and 30.2°F (-1°C). The arrival of December indicates a decrease in the average high-temperature, moving from a frosty 43.2°F (6.2°C) in November to a freezing cold 30.2°F (-1°C). Weather in December »

Frequently asked questions

What part of the year is the coldest?

January tends to be the coldest month, with temperatures averaging a daily high of 23.4°F (-4.8°C) and a low of 11.3°F (-11.5°C).

What is the most humid month?

The months with the highest humidity are January and February, with an average relative humidity of 88%.

What is the driest month?

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

How much does it rain?

In Lancaster, during the entire year, the rain falls for 134.2 days and collects up to 27.32" (694mm) of precipitation.

When does it snow?

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

When does it snow the most?

The month with the most snowfall is January, when snow falls for 12.3 days and typically aggregates up to 4.8" (122mm) of snow.

How many days does it snow?

Throughout the year, there are 46.7 snowfall days, and 19.49" (495mm) of snow is accumulated.

What is the month with the least sunshine?

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

When is the lowest UV index?

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)?

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 Lancaster, snow does not fall in May through September.

What is the wettest month?

June is the month with the most rainfall. Rain falls for 17.1 days and accumulates 3.62" (92mm) of precipitation.

When are the longest days?

With an average of 15h and 18min of daylight, June has the longest days of the year.

What are the months with the highest UV index?

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

What is the hottest time of year?

Lancaster's July weather reaches an average high of 79.7°F (26.5°C) and an average low of 62.4°F (16.9°C), making it the warmest month.

What is the month with the most sunshine in Lancaster?

July and August, with an average of 9.9h of sunshine, are months with the most sunshine.

What is the least humid month?

The least humid month is October, 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
Lancaster, WI

Average temperature - Lancaster, WI

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (23.4°F).

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).

Average pressure
Lancaster, WI

Average pressure - Lancaster, WI

The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed
Lancaster, WI

Average wind speed - Lancaster, WI

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity
Lancaster, WI

Average humidity - Lancaster, WI

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is October (76%).

Average rainfall
Lancaster, WI

Average rainfall - Lancaster, WI

The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is January (1.06").

Average rainfall days
Lancaster, WI

Average rainfall days - Lancaster, WI

The month with the highest number of rainy days is May (18.5 days).
The months with the least rainy days are January and February (3.8 days).

Average snowfall
Lancaster, WI

Average snowfall - Lancaster, WI

The month with the highest snowfall is January (4.8").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Lancaster, WI

Average snowfall days - Lancaster, WI

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Lancaster, WI

Average daylight / Average sunshine - Lancaster, 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 months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days
Lancaster, WI

Average sunshine days - Lancaster, WI

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (10 days).

Average UV index
Lancaster, WI

Average UV index - Lancaster, WI

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

Average visibility
Lancaster, WI

Average visibility - Lancaster, WI

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

Lancaster, Wisconsin, USA

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