Climate and monthly weather forecast
Unionville, MI

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Weather in January

January, the same as December, in Unionville, Michigan, is a freezing cold winter month, with temperature in the range of an average low of 16.3°F (-8.7°C) and an average high of 26.8°F (-2.9°C). With an average high-temperature of 26.8°F (-2.9°C) and an average low-temperature of 16.3°F (-8.7°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Unionville, is another freezing cold month, with an average temperature varying between 17.4°F (-8.1°C) and 28.9°F (-1.7°C). Unionville experiences an average high-temperature of a still subzero cold 28.9°F (-1.7°C) with the onset of February, subtly varied from January's 26.8°F (-2.9°C). Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Unionville, Michigan, with an average temperature fluctuating between 26.1°F (-3.3°C) and 39.7°F (4.3°C). Unionville's transition into March brings a rise in the average high-temperature, moving from a freezing cold 28.9°F (-1.7°C) in February to a cold 39.7°F (4.3°C). Weather in March »

Weather in April

April in Unionville, Michigan, is a fresh spring month, with an average temperature fluctuating between 35.6°F (2°C) and 51.6°F (10.9°C). April marks a rise in the average high-temperature, moving from March's wintry 39.7°F (4.3°C) to a cool 51.6°F (10.9°C). Weather in April »

Weather in May

May, the last month of the spring in Unionville, is a comfortable month, with an average temperature varying between 46.9°F (8.3°C) and 64.8°F (18.2°C). As Unionville transitions into May, the average high-temperature shows a change, moving from a cool 51.6°F (10.9°C) in April to a refreshing 64.8°F (18.2°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Unionville, Michigan, with an average temperature ranging between min 54.3°F (12.4°C) and max 72.1°F (22.3°C). June's arrival brings a slight change in high-temperatures, adjusting from a refreshing 64.8°F (18.2°C) in May to a pleasant 72.1°F (22.3°C). Weather in June »

Weather in July

July in Unionville, Michigan, is a moderately hot summer month, with an average temperature ranging between max 77.9°F (25.5°C) and min 60.3°F (15.7°C). July is the warmest month, with an average high-temperature of 77.9°F (25.5°C) and an average low-temperature of 60.3°F (15.7°C). Weather in July »

Weather in August

August, the last month of the summer in Unionville, is also a moderately hot month, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 76.5°F (24.7°C). As August unfolds, the average high-temperature reaches a still warm 76.5°F (24.7°C), hinting at a slight fluctuation from the previous month. Weather in August »

Weather in September

September, the first month of the autumn in Unionville, is also an agreeable month, with temperature in the range of an average high of 70.3°F (21.3°C) and an average low of 53.4°F (11.9°C). With the onset of September, Unionville's climate undergoes a slight change as the average high-temperature moves from a moderately hot 76.5°F (24.7°C) in August to a pleasant 70.3°F (21.3°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Unionville, Michigan, with temperature in the range of an average high of 57.4°F (14.1°C) and an average low of 43.9°F (6.6°C). The shift from September to October involves a decrease in the average high-temperature, dropping from an agreeable 70.3°F (21.3°C) to a moderate 57.4°F (14.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Unionville, is also a frosty month, with an average temperature fluctuating between 32.9°F (0.5°C) and 43.9°F (6.6°C). A decrease in the average high-temperature is observed during November, shifting from a refreshing 57.4°F (14.1°C) in October to a frosty 43.9°F (6.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Unionville, Michigan, with an average temperature fluctuating between 24.4°F (-4.2°C) and 32.9°F (0.5°C). Unionville's progression into December includes a drop in the average high-temperature, from a frosty 43.9°F (6.6°C) in November to a wintry 32.9°F (0.5°C). Weather in December »
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Unionville's coldest month, January, registers temperatures that range from a high of 26.8°F (-2.9°C) to a low of 16.3°F (-8.7°C).

What is the most humid month?

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

How much does it rain?

In Unionville, during the entire year, the rain falls for 139.6 days and collects up to 21.3" (541mm) of precipitation.

When does it snow?

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

When does it snow the most?

The month with the most snowfall is January, when snow falls for 15.3 days and typically aggregates up to 4.09" (104mm) of snow.

How much does it snow?

Throughout the year, there are 65 snowfall days, and 16.26" (413mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 2.6h 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 and December, with an average maximum UV index of 1.

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 EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month?

The months with the lowest humidity are April and May, with an average relative humidity of 76%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 15 days and typically aggregates up to 2.32" (59mm) of precipitation.

When it does not snow?

In Unionville, snow does not fall in May through September.

What is the month with the highest UV index?

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

When are the longest days?

With an average of 15h and 24min of daylight, June has the longest days of the year.

What are the warmest months?

With average high and low temperatures of 77.9°F (25.5°C) and 60.3°F (15.7°C) respectively, July is Unionville's warmest month.

What month has the most sunshine?

With an average of 10.2h of sunshine, July has the most sunshine of the year.

What is the driest month in Unionville?

The month with the least rainfall is December, when the rain falls for 7.5 days and typically collects 1.18" (30mm) of precipitation.

What is the month with the shortest days?

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

Average temperature
Unionville, MI

Average temperature - Unionville, MI

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (26.8°F).

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).

Average pressure
Unionville, MI

Average pressure - Unionville, MI

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Unionville, MI

Average wind speed - Unionville, MI

The windiest months (with the highest average wind speed) are January, February and April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

Average humidity
Unionville, MI

Average humidity - Unionville, MI

The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April and May (76%).

Average rainfall
Unionville, MI

Average rainfall - Unionville, MI

The wettest month (with the highest rainfall) is May (2.32").
The driest month (with the least rainfall) is December (1.18").

Average rainfall days
Unionville, MI

Average rainfall days - Unionville, MI

The month with the highest number of rainy days is October (15.8 days).
The month with the least rainy days is February (5 days).

Average snowfall
Unionville, MI

Average snowfall - Unionville, MI

The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Unionville, MI

Average snowfall days - Unionville, MI

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Unionville, MI

Average daylight / Average sunshine - Unionville, MI

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: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days
Unionville, MI

Average sunshine days - Unionville, MI

The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is February (9.8 days).

Average UV index
Unionville, MI

Average UV index - Unionville, MI

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

Average visibility
Unionville, MI

Average visibility - Unionville, MI

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

Unionville, Michigan, USA

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