December weather forecast
Falmouth, MI

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Weather in December

The first month of the winter, December, is also a subzero cold month in Falmouth, Michigan, with an average temperature fluctuating between 22.3°F (-5.4°C) and 30°F (-1.1°C).

Temperature

Transition into December marks a drop in the average high-temperature, moving from a wintry 41.2°F (5.1°C) in November to a freezing cold 30°F (-1.1°C). During the nights of December, the average low-temperature in Falmouth holds at 22.3°F (-5.4°C).

Humidity

The average relative humidity in December in Falmouth, Michigan, is 88%.

Rainfall

In Falmouth, in December, it is raining for 6.8 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, there are 139.4 rainfall days, and 25.16" (639mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Falmouth, in December, during 20.9 snowfall days, 8.54" (217mm) of snow is typically accumulated. Throughout the year, there are 103.2 snowfall days, and 43.94" (1116mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 7:56 am and sunset at 5:02 pm. On the last day of December, sunrise is at 8:15 am and sunset at 5:11 pm EST.

Sunshine

In Falmouth, Michigan, the average sunshine in December is 2.1h.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The UV index of 1 in December translates into these instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

How cold is it in Falmouth in December?

During December, Falmouth experiences an average high-temperature of 30°F (-1.1°C) and a low-temperature of 22.3°F (-5.4°C).

What is the average humidity in December in Falmouth?

In Falmouth, Michigan, the average relative humidity in December is 88%.

How much does it rain in Falmouth in December?

In Falmouth, in December, it is raining for 6.8 days, with typically 2.09" (53mm) of accumulated precipitation.

How much does it snow in Falmouth in December?

In Falmouth, during December, snow falls for 20.9 days and regularly aggregates up to 8.54" (217mm) of snow.

What is the month with the shortest days in Falmouth?

With an average of 8h and 54min of daylight, December has the shortest days of the year in Falmouth.

How many hours of daylight does Falmouth have in December?

In December, the average day length in Falmouth is 8h and 56min.

When are sunrise and sunset in December in Falmouth?

On the first day of December in Falmouth, Michigan, sunrise is at 7:56 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 8:15 am and sunset at 5:11 pm EST.

How many hours of sunshine does Falmouth have in December?

In Falmouth, Michigan, the average sunshine duration in December is 2.1h.

What is the month with the lowest UV index in Falmouth?

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

What is the UV index reading in December in Falmouth?

The average daily maximum UV index in December in Falmouth is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Falmouth, MI

Average temperature in December - Falmouth, MI
  • Average high temperature in December: 30°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in December: 22.3°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

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Average pressure in December
Falmouth, MI

Average pressure in December - Falmouth, MI
  • Average pressure in December: 30.05"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in December
Falmouth, MI

Average wind speed in December - Falmouth, MI
  • Average wind speed in December: 9.7mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

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Average humidity in December
Falmouth, MI

Average humidity in December - Falmouth, MI
  • Average humidity in December: 88%

The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and May (75%).

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Average rainfall in December
Falmouth, MI

Average rainfall in December - Falmouth, MI
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is October (3.15").
The driest month (with the least rainfall) is September (1.46").

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Average rainfall days in December
Falmouth, MI

Average rainfall days in December - Falmouth, MI
  • Average rainfall days in December: 6.8 days

The month with the highest number of rainy days is October (16.5 days).
The month with the least rainy days is February (4.5 days).

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Average snowfall in December
Falmouth, MI

Average snowfall in December - Falmouth, MI
  • Average snowfall in December: 8.54"

The month with the highest snowfall is January (10.67").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Falmouth, MI

Average snowfall days in December - Falmouth, MI
  • Average snowfall days in December: 20.9 days

The month with the highest number of snowfall days is January (24.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Falmouth, MI

Average daylight in December / Average sunshine in December - Falmouth, MI
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 2h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 1h and 42min).

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Average sunshine days in December
Falmouth, MI

Average sunshine days in December - Falmouth, MI
  • Average sunshine days in December: 7 days

The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is February (5.5 days).

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Average UV index in December
Falmouth, MI

Average UV index in December - Falmouth, MI
  • Average UV index in December: 1

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

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Average cloud cover in December
Falmouth, MI

Average cloud cover in December - Falmouth, MI
  • Average cloud cover in December: 78

The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in December
Falmouth, MI

Average visibility in December - Falmouth, MI
  • Average visibility in December: 4mi

The months with the highest visibility are April, May, June and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Falmouth, Michigan, USA

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