December weather forecast
Gibraltar, MI

Weather in December

December, the first month of the winter, in Gibraltar, is still a cold month, with average temperature varying between 35.8°F (2.1°C) and 28.4°F (-2°C).

Temperature

In December, the average high-temperature drops, from a frosty 45.7°F (7.6°C) in November, to a cold 35.8°F (2.1°C). In December, the average low-temperature is 28.4°F (-2°C).

Humidity

The average relative humidity in Gibraltar is 82%.

Rainfall

The month with the least rainfall in Gibraltar is December when the rain falls for 7.7 days and typically collects 1.26" (32mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In Gibraltar, during December, snow falls for 6.7 days and regularly aggregates up to 1.57" (40mm) of snow. Throughout the year, in Gibraltar, there are 37.5 snowfall days, and 12.24" (311mm) of snow is accumulated.

Ocean temperature

In Gibraltar, the average seawater temperature is 38.1°F (3.4°C).
Note: For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

Daylight

With an average of 9.2h of daylight, December has the shortest days of the year in Gibraltar.

Sunshine

In Gibraltar, the average sunshine is 3.6h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: The daily maximum UV index of 1 in December 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in December in Gibraltar?

The average relative humidity in December in Gibraltar, Michigan, is 82%.

What is the driest month in Gibraltar?

December is the month with the least rainfall. Rain falls for 7.7 days and accumulates 1.26" (32mm) of precipitation.

How much does it rain in Gibraltar in December?

In December, the rain falls for 7.7 days. Throughout December, 1.26" (32mm) of precipitation is accumulated.

How many days does it snow in December in Gibraltar?

In Gibraltar, Michigan, in December, snow falls for 6.7 days, with typically accumulated 1.57" (40mm) of snow.

What is the ocean temperature in December in Gibraltar?

In Gibraltar, Michigan, the average seawater temperature in December is 38.1°F (3.4°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

What is the month with the shortest days in Gibraltar?

The month with the shortest days is December, with an average of 9.2h of daylight.

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

The average length of the day in December in Gibraltar, Michigan, is 9.2h.

How long on average sun shines in December in Gibraltar?

In December, the average sunshine is 3.6h.

When is the lowest UV index in Gibraltar?

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

How high is the UV index in December in Gibraltar?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to the UV radiation.

Average temperature in December
Gibraltar, MI

Average temperature in December - Gibraltar, MI
  • Average high temperature in December: 35.8°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in December: 28.4°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in December
Gibraltar, MI

Average pressure in December - Gibraltar, MI
  • Average pressure in December: 30.08"

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

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Average wind speed in December
Gibraltar, MI

Average wind speed in December - Gibraltar, MI
  • Average wind speed in December: 10.7mph

The windiest months (with the highest average wind speed) are January and November (10.8mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in December
Gibraltar, MI

Average humidity in December - Gibraltar, MI
  • Average humidity in December: 82%

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

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Average rainfall in December
Gibraltar, MI

Average rainfall in December - Gibraltar, MI
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is December (1.26").

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Average rainfall days in December
Gibraltar, MI

Average rainfall days in December - Gibraltar, MI
  • Average rainfall days in December: 7.7 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (6.5 days).

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Average snowfall in December
Gibraltar, MI

Average snowfall in December - Gibraltar, MI
  • Average snowfall in December: 1.57"

The month with the highest snowfall is February (4.17").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Gibraltar, MI

Average snowfall days in December - Gibraltar, MI
  • Average snowfall days in December: 6.7 days

The month with the highest number of snowfall days is January (10.3 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in December
Gibraltar, MI

Average sea temperature in December - Gibraltar, MI
  • Average sea temperature in December: 38.2°F

The best month for swimming (with the highest average sea temperature) is August (75.4°F).
The coldest month (with the lowest average sea temperature) is February (32.7°F).

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

Average daylight in December / Average sunshine in December - Gibraltar, MI
  • Average daylight in December: 9.2h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in December: 3.6h

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is January (Average sunshine: 3.1h).

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Average sunshine days in December
Gibraltar, MI

Average sunshine days in December - Gibraltar, MI
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in December
Gibraltar, MI

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

Months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Gibraltar, MI

Average cloud cover in December - Gibraltar, MI
  • Average cloud cover in December: 62

The month with the most cloud cover is January (Cloud cover 67).
Months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in December
Gibraltar, MI

Average visibility in December - Gibraltar, MI
  • Average visibility in December: 6mi

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

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