December weather forecast
Onekama, MI

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Weather in December

December, the first month of the winter in Onekama, is still a cold month, with an average temperature varying between 26.2°F (-3.2°C) and 32.4°F (0.2°C).

Temperature

As December begins, there is a decrease in the average high-temperature, falling from a frosty 42.8°F (6°C) in November to an icy 32.4°F (0.2°C). In Onekama, nights during December observe an average temperature decrease to a subzero cold 26.2°F (-3.2°C).

Humidity

In December, the average relative humidity is 83%.

Rainfall

In Onekama, in December, it is raining for 6.8 days, with typically 2.01" (51mm) of accumulated precipitation. In Onekama, during the entire year, the rain falls for 142.7 days and collects up to 26.26" (667mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Onekama. In Onekama, in December, snow falls for 16 days, with typically accumulated 6.14" (156mm) of snow. Throughout the year, in Onekama, there are 71.7 snowfall days, and 24.25" (616mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Onekama, Michigan, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 8:01 am and sunset at 5:06 pm. On the last day of December, in Onekama, sunrise is at 8:20 am and sunset at 5:15 pm EST.

Sunshine

In December, the average sunshine is 2.5h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Onekama. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 1 transforms into these recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

How cold is it in Onekama in December?

During December, Onekama experiences an average high-temperature of 32.4°F (0.2°C) and a low-temperature of 26.2°F (-3.2°C).

What is the average humidity in December in Onekama?

In Onekama, Michigan, the average relative humidity in December is 83%.

How many days does it rain in December in Onekama?

In Onekama, during December, the rain falls for 6.8 days and regularly aggregates up to 2.01" (51mm) of precipitation.

How many days does it snow in December in Onekama?

In Onekama, in December, snow falls for 16 days, with typically accumulated 6.14" (156mm) of snow.

What is the month with the shortest days in Onekama?

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

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

In December, the average day length in Onekama is 8h and 55min.

When are sunrise and sunset in December in Onekama?

On the first day of December in Onekama, Michigan, sunrise is at 8:01 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 5:15 pm EST.

How many hours of sunshine does Onekama have in December?

In December, the average sunshine duration is 2.5h.

When is the lowest UV index in Onekama?

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

How high is the UV index in December in Onekama?

The average daily maximum UV index in December in Onekama is 1. A UV Index of 2, and less, symbolizes a low health risk 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
Onekama, MI

Average temperature in December - Onekama, MI
  • Average high temperature in December: 32.4°F

The warmest month (with the highest average high temperature) is August (73.2°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in December: 26.2°F

The month with the highest average low temperature is August (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in December
Onekama, MI

Average pressure in December - Onekama, 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 (29.91"Hg).

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Average wind speed in December
Onekama, MI

Average wind speed in December - Onekama, MI
  • Average wind speed in December: 12.9mph

The windiest month (with the highest average wind speed) is November (13.1mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).

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Average humidity in December
Onekama, MI

Average humidity in December - Onekama, MI
  • Average humidity in December: 83%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in December
Onekama, MI

Average rainfall in December - Onekama, MI
  • Average rainfall in December: 2.01"

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is February (1.5").

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Average rainfall days in December
Onekama, MI

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

The month with the highest number of rainy days is October (17 days).
The month with the least rainy days is February (5.4 days).

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Average snowfall in December
Onekama, MI

Average snowfall in December - Onekama, MI
  • Average snowfall in December: 6.14"

The month with the highest snowfall is January (6.22").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Onekama, MI

Average snowfall days in December - Onekama, MI
  • Average snowfall days in December: 16 days

The month with the highest number of snowfall days is January (18.9 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
Onekama, MI

Average daylight in December / Average sunshine in December - Onekama, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 0min).

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Average sunshine days in December
Onekama, MI

Average sunshine days in December - Onekama, MI
  • Average sunshine days in December: 8.4 days

The month with the most sunshine days is July (14.4 days).
The month with the least sunshine days is January (5.8 days).

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Average UV index in December
Onekama, MI

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in December
Onekama, MI

Average cloud cover in December - Onekama, MI
  • Average cloud cover in December: 75

The month with the most cloud cover is January (Cloud cover 80).
The months with the least cloud cover are July and August (Cloud cover 27).

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Average visibility in December
Onekama, MI

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

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

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Onekama, Michigan, USA

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