Lansing
Michigan, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Lansing, MI

The Capitol building in Lansing, Michigan, hosting the legislative arm of the US government
The Capitol building in Lansing, Michigan, hosting the legislative arm of the US government
December, the first month of the winter, in Lansing, is still a cold month, with average temperature ranging between min 22.3°F (-5.4°C) and max 34.3°F (1.3°C).

Temperature

In December, the average high-temperature drops, from a chilly 46.8°F (8.2°C) in November, to a cold 34.3°F (1.3°C). In December, in Lansing, Michigan, the average low-temperature is 22.3°F (-5.4°C).

Humidity

December is the most humid month, with an average relative humidity of 81.1%.

Rainfall

In December, in Lansing, Michigan, the rain falls for 13.9 days. Throughout December, 1.9" (47.5mm) of precipitation is accumulated. Throughout the year, there are 136.8 rainfall days, and 31.8" (806.8mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Lansing.

Daylight

With an average of 9.1h of daylight, December has the shortest days of the year.

Sunshine

December has the least sunshine of the year, with an average of 2.6h of sunshine.

UV index

Months with the lowest UV index in Lansing are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for the average person.
The daily maximum UV index of 1 interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Lansing?

The average high-temperature, in December, in Lansing, is 34.3°F (1.3°C), while the average low-temperature is 22.3°F (-5.4°C).

What is the most humid month in Lansing?

With an average relative humidity of 81.1%, December is the most humid month in Lansing, Michigan.

What is the average humidity in December in Lansing?

In December, the average relative humidity is 81.1%.

How many days does it rain in December in Lansing?

In December, in Lansing, the rain falls for 13.9 days. Throughout December, 1.9" (47.5mm) of precipitation is accumulated.

How many days does it snow in December in Lansing?

In Lansing, in December, snow falls for 10.8 days, with typically accumulated 13" (330.2mm) of snow.

What is the month with the shortest days in Lansing?

December has the shortest days of the year, with an average of 9.1h of daylight.

How many hours of daylight does Lansing have in December?

The average length of the day in December in Lansing, Michigan, is 9.1h.

What is the month with the least sunshine in Lansing?

December has the least sunshine of the year in Lansing, Michigan, with an average of 2.6h of sunshine.

How many hours of sunshine does Lansing have in December?

In December, the average sunshine in Lansing, Michigan, is 2.6h.

When is the lowest UV index in Lansing?

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

What is the UV index reading in December in Lansing?

In Lansing, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a low health threat from the exposure to the Sun's UV rays.
Average temperature in December - Lansing, MI
  • Average high temperature in December: 34.3°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (30.1°F).

  • Average low temperature in December: 22.3°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (16.8°F).

Average humidity in December - Lansing, MI
  • Average humidity in December: 81.1%

The month with the highest relative humidity is December (81.1%).
The month with the lowest relative humidity is May (66.7%).

Average rainfall in December - Lansing, MI
  • Average rainfall in December: 1.9"

Wettest months (with the highest rainfall) are June and September (3.5").
The driest month (with the lowest rainfall) is February (1.5").

Average rainfall days in December - Lansing, MI
  • Average rainfall days in December: 13.9 days

The month with the highest number of rainy days is December (13.9 days).
The month with the lowest number of rainy days is July (9.5 days).

Average snowfall in December - Lansing, MI
  • Average snowfall in December: 13"

The month with the highest snowfall is January (13.8").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in December - Lansing, MI
  • Average snowfall days in December: 10.8 days

The month with the highest number of snowfall days is January (12.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Lansing, MI
  • Average daylight in December: 9.1h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).

  • Average sunshine in December: 2.6h

The month with most sunshine is July (Average sunshine: 10.3h).
The month with least sunshine is December (Average sunshine: 2.6h).

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

Months with the highest UV index are June, July and August (UV index 8).
Months with the lowest UV index are January and December (UV index 1).