Climate and monthly weather forecast
Flat Rock, MI

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Weather in January

January, the same as December, in Flat Rock, Michigan, is a freezing cold winter month, with an average temperature ranging between max 29.5°F (-1.4°C) and min 19.4°F (-7°C). Flat Rock's temperature records reveal January as the coldest month, marked by average highs of 29.5°F (-1.4°C) and lows of 19.4°F (-7°C). Weather in January »

Weather in February

February, the last month of the winter in Flat Rock, is a cold month, with an average temperature ranging between min 20.7°F (-6.3°C) and max 32°F (0°C). Flat Rock records an average high-temperature of a wintry 32°F (0°C) in February, maintaining a close correlation with January's 29.5°F (-1.4°C). Weather in February »

Weather in March

The first month of the spring, March, is still a cold month in Flat Rock, Michigan, with an average temperature fluctuating between 42.4°F (5.8°C) and 29.8°F (-1.2°C). March shows a rise in the average high-temperature, moving from February's 32°F (0°C) to a still cold 42.4°F (5.8°C). Weather in March »

Weather in April

April in Flat Rock, Michigan, is a fresh spring month, with an average temperature varying between 39.2°F (4°C) and 53.4°F (11.9°C). A shift in the average high-temperature is noticeable in April, changing from a cold 42.4°F (5.8°C) in March to a fresh 53.4°F (11.9°C). Weather in April »

Weather in May

May, the last month of the spring in Flat Rock, is a refreshing month, with temperature in the range of an average high of 65.8°F (18.8°C) and an average low of 50.5°F (10.3°C). With the onset of May, the average high-temperature slightly shifts from April's cool 53.4°F (11.9°C) to an enjoyable 65.8°F (18.8°C). Weather in May »

Weather in June

June, the first month of the summer in Flat Rock, is a warm month, with an average temperature varying between 74.7°F (23.7°C) and 59.4°F (15.2°C). The shift from May to June sees a slight increase in the average high-temperature, transitioning from a comfortable 65.8°F (18.8°C) to a warm 74.7°F (23.7°C). Weather in June »

Weather in July

July, like June, in Flat Rock, Michigan, is a moderately hot summer month, with an average temperature varying between 79.5°F (26.4°C) and 64.9°F (18.3°C). The temperatures reach their highest averages in July, with highs of 79.5°F (26.4°C) and lows of 64.9°F (18.3°C). Weather in July »

Weather in August

August, the last month of the summer in Flat Rock, is another warm month, with temperature in the range of an average high of 77.9°F (25.5°C) and an average low of 64°F (17.8°C). As August takes hold, the average high-temperature is a still warm 77.9°F (25.5°C), nearly mirroring that of the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Flat Rock, Michigan, with an average temperature varying between 57.9°F (14.4°C) and 72°F (22.2°C). September's arrival signals a moderate reduction in the average high-temperature, easing from a moderately hot 77.9°F (25.5°C) in August to an agreeable 72°F (22.2°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Flat Rock, Michigan, with an average temperature varying between 59.4°F (15.2°C) and 47.3°F (8.5°C). A change in temperatures is noted as September gives way to October, with average highs reducing from an agreeable 72°F (22.2°C) to a mild 59.4°F (15.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Flat Rock, is also a frosty month, with an average temperature varying between 35.8°F (2.1°C) and 45.7°F (7.6°C). With November's arrival, Flat Rock sees a decrease in average high-temperatures, moving from a refreshing 59.4°F (15.2°C) in October to a chilly 45.7°F (7.6°C). Weather in November »

Weather in December

December, the first month of the winter in Flat Rock, is also an icy month, with an average temperature fluctuating between 27.5°F (-2.5°C) and 35.4°F (1.9°C). December weather is marked by a drop in the average high-temperature, falling from a chilly 45.7°F (7.6°C) in November to a wintry 35.4°F (1.9°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Flat Rock?

In Flat Rock, Michigan, the average lowest temperatures are observed in January, with a high of 29.5°F (-1.4°C) and a low of 19.4°F (-7°C).

How many days does it rain in Flat Rock?

Throughout the year, in Flat Rock, there are 151.8 rainfall days, and 25.47" (647mm) of precipitation is accumulated.

When does it snow in Flat Rock?

Months with snowfall in Flat Rock are January through May, November and December.

How much does it snow in Flat Rock?

Throughout the year, there are 37.7 snowfall days, and 12.87" (327mm) of snow is accumulated.

What is the month with the least sunshine in Flat Rock?

The month with the least sunshine in Flat Rock, Michigan, is January, with an average of 3.1h of sunshine.

What is the most humid month in Flat Rock?

February is the most humid month in Flat Rock, with an average relative humidity of 85%.

When does it snow the most in Flat Rock?

The month with the most snowfall in Flat Rock is February, when snow falls for 9.6 days and typically aggregates up to 4.25" (108mm) of snow.

When is Daylight Saving Time (DST) in Flat Rock?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Flat Rock, Michigan, 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 rainiest month in Flat Rock?

May is the month with the most rainfall in Flat Rock, Michigan. Rain falls for 18.3 days and accumulates 3.15" (80mm) of precipitation.

When it does not snow in Flat Rock?

June through October are months without snowfall in Flat Rock, Michigan.

When are the longest days in Flat Rock?

June has the longest days of the year in Flat Rock, Michigan, with an average of 15h and 12min of daylight.

What is the month with the highest UV index in Flat Rock?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Flat Rock.

What is the hottest time of year in Flat Rock?

In Flat Rock, July is the month with the highest recorded average temperatures, measuring a high of 79.5°F (26.4°C) and a low of 64.9°F (18.3°C).

What month has the most sunshine in Flat Rock?

The month with the most sunshine in Flat Rock is July, with an average of 10.5h of sunshine.

What is the least humid month in Flat Rock?

October is the least humid month, with an average relative humidity of 75%.

What is the driest month in Flat Rock?

The month with the least rainfall in Flat Rock, Michigan, is December, when the rain falls for 8.3 days and typically collects 1.26" (32mm) of precipitation.

What is the month with the shortest days in Flat Rock?

The month with the shortest days in Flat Rock, Michigan, is December, with an average of 9h and 12min of daylight.

When is the lowest UV index in Flat Rock?

December is the month with the lowest UV index, with an average maximum UV index of 1.

Average temperature
Flat Rock, MI

Average temperature - Flat Rock, MI

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (29.5°F).

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

Average pressure
Flat Rock, MI

Average pressure - Flat Rock, MI

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Flat Rock, MI

Average wind speed - Flat Rock, MI

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity
Flat Rock, MI

Average humidity - Flat Rock, MI

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is October (75%).

Average rainfall
Flat Rock, MI

Average rainfall - Flat Rock, MI

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is December (1.26").

Average rainfall days
Flat Rock, MI

Average rainfall days - Flat Rock, MI

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (6.1 days).

Average snowfall
Flat Rock, MI

Average snowfall - Flat Rock, MI

The month with the highest snowfall is February (4.25").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Flat Rock, MI

Average snowfall days - Flat Rock, MI

The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Flat Rock, MI

Average daylight / Average sunshine - Flat Rock, MI

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

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 6min).

Average sunshine days
Flat Rock, MI

Average sunshine days - Flat Rock, MI

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (10.3 days).

Average visibility
Flat Rock, MI

Average visibility - Flat Rock, MI

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

Flat Rock, Michigan, USA

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