December weather forecast
Sanford, MI

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Weather in December

December, the first month of the winter in Sanford, is also an icy month, with an average temperature ranging between max 32.9°F (0.5°C) and min 24.4°F (-4.2°C).

Temperature

Onset of December witnesses a reduction in the average high-temperature, falling from a frosty 43.9°F (6.6°C) in November to a cold 32.9°F (0.5°C). Sanford in December observes a slight diminution in temperature from daily highs, recording a low-temperature average of 24.4°F (-4.2°C).

Humidity

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

Rainfall

In Sanford, during December, the rain falls for 5.5 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Sanford, during the entire year, the rain falls for 104.3 days and collects up to 8.98" (228mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Sanford, Michigan. In Sanford, in December, snow falls for 11.3 days, with typically accumulated 1.06" (27mm) of snow. In Sanford, during the entire year, snow falls for 51.8 days and aggregates up to 6.5" (165mm) of snow.

Daylight

The month with the shortest days in Sanford is December, with an average of 9h and 0min of daylight.
On the first day of December in Sanford, Michigan, sunrise is at 7:51 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 5:10 pm EST.

Sunshine

In Sanford, the average sunshine in December is 3.3h.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

During December, Sanford experiences an average high-temperature of 32.9°F (0.5°C) and a low-temperature of 24.4°F (-4.2°C).

What is the average humidity in December?

The average relative humidity in December is 84%.

How much does it rain in December?

In December, the rain falls for 5.5 days. Throughout December, 0.51" (13mm) of precipitation is accumulated.

How much does it snow in December?

In December, it is snowing for 11.3 days. Throughout December, 1.06" (27mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 0min of daylight.

What is the average length of the day in December?

In Sanford, the average day length in December is 8h and 59min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:51 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 5:10 pm EST.

How many hours of sunshine does Sanford have in December?

In Sanford, the average sunshine duration in December is 3.3h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 1. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Sanford, MI

Average temperature in December - Sanford, MI
  • Average high temperature in December: 32.9°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in December: 24.4°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in December
Sanford, MI

Average pressure in December - Sanford, 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 (29.92"Hg).

Average wind speed in December
Sanford, MI

Average wind speed in December - Sanford, MI
  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is April (9.7mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

Average humidity in December
Sanford, MI

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

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

Average rainfall in December
Sanford, MI

Average rainfall in December - Sanford, MI
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is May (1.34").
The driest months (with the least rainfall) are February and November (0.43").

Average rainfall days in December
Sanford, MI

Average rainfall days in December - Sanford, MI
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is February (3.4 days).

Average snowfall in December
Sanford, MI

Average snowfall in December - Sanford, MI
  • Average snowfall in December: 1.06"

The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Sanford, MI

Average snowfall days in December - Sanford, MI
  • Average snowfall days in December: 11.3 days

The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Sanford, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in December
Sanford, MI

Average sunshine days in December - Sanford, MI
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is May (14.7 days).

Average UV index in December
Sanford, MI

Average UV index in December - Sanford, 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
Sanford, MI

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

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in December
Sanford, MI

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

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

Sanford, Michigan, USA

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