December weather forecast
Alma, MI

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Weather in December

December, the first month of the winter in Alma, is also a wintry month, with temperature in the range of an average low of 23.9°F (-4.5°C) and an average high of 32.9°F (0.5°C).

Temperature

Alma's December weather shows a moderate shift in high-temperatures, falling from November's frosty 43.9°F (6.6°C) to a cold 32.9°F (0.5°C). Alma records a mild decrease in temperature during the nights of December, averaging a freezing cold 23.9°F (-4.5°C).

Humidity

The average relative humidity in December in Alma is 85%.

Rainfall

In Alma, in December, it is raining for 8 days, with typically 1.38" (35mm) of accumulated precipitation. Throughout the year, in Alma, there are 141.3 rainfall days, and 22.48" (571mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Alma, in December, snow falls for 14.5 days, with typically accumulated 3.62" (92mm) of snow. Throughout the year, there are 65.5 snowfall days, and 19.65" (499mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 7:52 am and sunset at 5:03 pm. On the last day of December, in Alma, sunrise is at 8:11 am and sunset at 5:12 pm EST.

Sunshine

In Alma, the average sunshine in December is 3.2h.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 1 during December translates into the following directions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. 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. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Alma in December?

The average high-temperature and low-temperature during December are 32.9°F (0.5°C) and 23.9°F (-4.5°C) respectively.

What is the average humidity in December in Alma?

In December, the average relative humidity is 85%.

How many days does it rain in December in Alma?

In Alma, during December, the rain falls for 8 days and regularly aggregates up to 1.38" (35mm) of precipitation.

How much does it snow in Alma in December?

In December, it is snowing for 14.5 days. Throughout December, 3.62" (92mm) of snow is accumulated.

What is the month with the shortest days in Alma?

The month with the shortest days in Alma is December, with an average of 9h and 0min of daylight.

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

In Alma, Michigan, the average day length in December is 9h and 2min.

When are sunrise and sunset in December in Alma?

In December, on the first day of the month, sunrise is at 7:52 am and sunset at 5:03 pm. On the last day of the month, in Alma, sunrise is at 8:11 am and sunset at 5:12 pm EST.

How long on average sun shines in December in Alma?

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

When is the lowest UV index in Alma?

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

What is the UV index intensity in December in Alma?

In December, the average daily maximum UV index in Alma, Michigan, is 1. A UV Index of 2, and less, symbolizes a low health risk 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
Alma, MI

Average temperature in December - Alma, MI
  • Average high temperature in December: 32.9°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 (26.8°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in December
Alma, MI

Average pressure in December - Alma, 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).

Average wind speed in December
Alma, MI

Average wind speed in December - Alma, MI
  • Average wind speed in December: 9.4mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in December
Alma, MI

Average humidity in December - Alma, MI
  • Average humidity in December: 85%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (75%).

Average rainfall in December
Alma, MI

Average rainfall in December - Alma, MI
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.26").

Average rainfall days in December
Alma, MI

Average rainfall days in December - Alma, MI
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in December
Alma, MI

Average snowfall in December - Alma, MI
  • Average snowfall in December: 3.62"

The month with the highest snowfall is January (5.91").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Alma, MI

Average snowfall days in December - Alma, MI
  • Average snowfall days in December: 14.5 days

The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Alma, MI
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in December
Alma, MI

Average sunshine days in December - Alma, MI
  • Average sunshine days in December: 11.5 days

The month with the most sunshine days is September (15.8 days).
The month with the least sunshine days is January (10.3 days).

Average UV index in December
Alma, MI

Average UV index in December - Alma, 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, November and December (UV index 1).

Average cloud cover in December
Alma, MI

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

The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in December
Alma, MI

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

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

Alma, Michigan, USA

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