December weather forecast
Corunna, MI

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Weather in December

The first month of the winter, December, is still a cold month in Corunna, Michigan, with an average temperature ranging between max 33.3°F (0.7°C) and min 24.6°F (-4.1°C).

Temperature

A shift in the average high-temperature occurs in December, reducing from a chilly 44.8°F (7.1°C) in November to a wintry 33.3°F (0.7°C). Corunna observes a minimal variance in temperature, with a consistent average low of 24.6°F (-4.1°C) during the nights of December.

Humidity

The average relative humidity in December is 84%.

Rainfall

March, November and December are months with the least rain when the rain falls for 7.1 days and typically aggregates up to 1.18" (30mm) of rain.

Snowfall

Months with snowfall in Corunna are January through April, October through December. In December, it is snowing for 13.2 days. Throughout December, 3.11" (79mm) of snow is accumulated. Throughout the year, in Corunna, there are 64.1 snowfall days, and 16.97" (431mm) of snow is accumulated.

Daylight

With an average of 9h and 6min of daylight, December has the shortest days of the year in Corunna.
On the first day of the month, sunrise is at 7:48 am and sunset at 5:02 pm. On the last day of December, sunrise is at 8:07 am and sunset at 5:12 pm EST.

Sunshine

The average sunshine in December is 3.2h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.
Note: In December, the maximum UV index of 1 suggests this advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

How cold is it in Corunna in December?

The high-temperature, in December, in Corunna, records 33.3°F (0.7°C), while the low-temperature is 24.6°F (-4.1°C).

What is the average humidity in December in Corunna?

In Corunna, the average relative humidity in December is 84%.

What is the driest month in Corunna?

The months with the least rainfall in Corunna, Michigan, are March, November and December Rain falls for 7.1 days and accumulates 1.18" (30mm) of rain.

How much does it rain in Corunna in December?

In Corunna, in December, during 7.1 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

How many days does it snow in December in Corunna?

In Corunna, Michigan, in December, snow falls for 13.2 days, with typically accumulated 3.11" (79mm) of snow.

What is the month with the shortest days in Corunna?

With an average of 9h and 6min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Corunna?

The average day length in December is 9h and 4min.

When is the sunrise / sunset in December in Corunna?

On the first day of December, sunrise is at 7:48 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 5:12 pm EST.

How many hours of sunshine does Corunna have in December?

The average sunshine duration in December in Corunna is 3.2h.

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

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Corunna, Michigan.

How high is the UV index in December in Corunna?

The average daily maximum UV index in December in Corunna, Michigan, is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Corunna, MI

Average temperature in December - Corunna, MI
  • Average high temperature in December: 33.3°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in December: 24.6°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).

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Average pressure in December
Corunna, MI

Average pressure in December - Corunna, MI
  • Average pressure in December: 30.06"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
Corunna, MI

Average wind speed in December - Corunna, MI
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is February (10mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in December
Corunna, MI

Average humidity in December - Corunna, MI
  • Average humidity in December: 84%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in December
Corunna, MI

Average rainfall in December - Corunna, MI
  • Average rainfall in December: 1.18"

The wettest month (with the highest rainfall) is May (2.52").
The driest months (with the least rainfall) are March, November and December (1.18").

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Average rainfall days in December
Corunna, MI

Average rainfall days in December - Corunna, MI
  • Average rainfall days in December: 7.1 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (5 days).

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Average snowfall in December
Corunna, MI

Average snowfall in December - Corunna, MI
  • Average snowfall in December: 3.11"

The month with the highest snowfall is February (4.57").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Corunna, MI

Average snowfall days in December - Corunna, MI
  • Average snowfall days in December: 13.2 days

The month with the highest number of snowfall days is January (17.2 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
Corunna, MI

Average daylight in December / Average sunshine in December - Corunna, MI
  • Average daylight in December: 9h and 1min

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).

  • Average sunshine in December: 3h and 1min

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).

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Average sunshine days in December
Corunna, MI

Average sunshine days in December - Corunna, MI
  • Average sunshine days in December: 12.9 days

The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (9.7 days).

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Average UV index in December
Corunna, MI

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

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).

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Average cloud cover in December
Corunna, MI

Average cloud cover in December - Corunna, MI
  • Average cloud cover in December: 67

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in December
Corunna, MI

Average visibility in December - Corunna, MI
  • Average visibility in December: 5mi

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

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Corunna, Michigan, USA

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