December weather forecast and climate
Falmouth, MI

Weather in December

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

Temperature

In December, the average high-temperature decreases, from a cold 41.2°F (5.1°C) in November, to a freezing cold 30°F (-1.1°C). The average low-temperature, in December, is 22.3°F (-5.4°C).

Humidity

The average relative humidity in December is 88%.

Rainfall

In December, in Falmouth, Michigan, the rain falls for 6.8 days. Throughout December, 2.09" (53mm) of precipitation is accumulated. In Falmouth, during the entire year, the rain falls for 139.4 days and collects up to 25.16" (639mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Falmouth. In Falmouth, during December, snow falls for 20.9 days and regularly aggregates up to 8.54" (217mm) of snow. In Falmouth, during the entire year, snow falls for 103.2 days, and aggregates up to 43.94" (1116mm) of snow.

Daylight

With an average of 8.9h of daylight, December has the shortest days of the year.

Sunshine

In Falmouth, the average sunshine is 2.1h.

UV index

Months with the lowest UV index in Falmouth, Michigan, are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to the UV radiation for average individuals.
Note: The daily maximum UV index of 1 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Falmouth?

The average high-temperature, in December, is 30°F (-1.1°C), while the average low-temperature is 22.3°F (-5.4°C).

What is the average humidity in December in Falmouth?

The average relative humidity in December is 88%.

How many days does it rain in December in Falmouth?

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

How many days does it snow in December in Falmouth?

In Falmouth, Michigan, 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?

December has the shortest days of the year, with an average of 8.9h of daylight.

How many hours of daylight does Falmouth have in December?

In December, the average length of the day is 8.9h.

How long on average sun shines in December in Falmouth?

In Falmouth, Michigan, the average sunshine 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 in Falmouth.

What is the UV index intensity in December in Falmouth?

In Falmouth, Michigan, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat from the exposure to the Sun's UV radiation.

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"

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

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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%).
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").
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).
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: 8.9h

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • Average sunshine in December: 2.1h

The month with the most sunshine is July (Average sunshine: 9.9h).
The month with the least sunshine is January (Average sunshine: 1.7h).

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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

Months with the highest UV index are June, July and August (UV index 5).
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

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

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