December weather forecast
Milan, NH

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Weather in December

The first month of the winter, December, is still a freezing cold month in Milan, New Hampshire, with an average temperature ranging between min 16.7°F (-8.5°C) and max 27.1°F (-2.7°C).

Temperature

Milan's weather in December involves a decrease in the average high-temperature, moving down from November's icy 38.5°F (3.6°C) to a freezing cold 27.1°F (-2.7°C). Milan's average low-temperature in December is measured at 16.7°F (-8.5°C).

Humidity

In December, the average relative humidity in Milan, New Hampshire, is 86%.

Rainfall

In Milan, New Hampshire, in December, during 9.8 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, in Milan, New Hampshire, there are 154 rainfall days, and 29.13" (740mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Milan, in December, during 19.5 snowfall days, 10.24" (260mm) of snow is typically accumulated. In Milan, during the entire year, snow falls for 105.8 days and aggregates up to 65.31" (1659mm) of snow.

Daylight

December has the shortest days of the year in Milan, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:06 pm. On the last day of December, in Milan, sunrise is at 7:21 am and sunset at 4:14 pm EST.

Sunshine

The average sunshine in December in Milan is 3.3h.

UV index

The months with the lowest UV index in Milan are January, February and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 1 during December leads to these advisories:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is it in Milan in December?

During December, Milan experiences an average high-temperature of 27.1°F (-2.7°C) and a low-temperature of 16.7°F (-8.5°C).

What is the average humidity in December in Milan?

In December, the average relative humidity is 86%.

How many days does it rain in December in Milan?

In December, in Milan, New Hampshire, the rain falls for 9.8 days. Throughout December, 2.6" (66mm) of precipitation is accumulated.

How many days does it snow in December in Milan?

In Milan, New Hampshire, during December, snow falls for 19.5 days and regularly aggregates up to 10.24" (260mm) of snow.

What is the month with the shortest days in Milan?

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

How many hours of daylight does Milan have in December?

In Milan, the average day length in December is 8h and 53min.

What time are sunrise and sunset in December in Milan?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:06 pm. On the last day of the month, in Milan, sunrise is at 7:21 am and sunset at 4:14 pm EST.

How long on average sun shines in December in Milan?

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

What are the months with the lowest UV index in Milan?

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

How high is the UV index in December in Milan?

In December, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a low health threat 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
Milan, NH

Average temperature in December - Milan, NH
  • Average high temperature in December: 27.1°F

The warmest month (with the highest average high temperature) is July (74.7°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in December: 16.7°F

The month with the highest average low temperature is July (53.8°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).

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Average pressure in December
Milan, NH

Average pressure in December - Milan, NH
  • Average pressure in December: 30.03"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Milan, NH

Average wind speed in December - Milan, NH
  • Average wind speed in December: 6.2mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in December
Milan, NH

Average humidity in December - Milan, NH
  • Average humidity in December: 86%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).

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Average rainfall in December
Milan, NH

Average rainfall in December - Milan, NH
  • Average rainfall in December: 2.6"

The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is July (2.01").

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Average rainfall days in December
Milan, NH

Average rainfall days in December - Milan, NH
  • Average rainfall days in December: 9.8 days

The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (5.8 days).

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Average snowfall in December
Milan, NH

Average snowfall in December - Milan, NH
  • Average snowfall in December: 10.24"

The month with the highest snowfall is February (13.07").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Milan, NH

Average snowfall days in December - Milan, NH
  • Average snowfall days in December: 19.5 days

The month with the highest number of snowfall days is January (21.7 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
Milan, NH

Average daylight in December / Average sunshine in December - Milan, NH
  • 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: 3h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).

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Average sunshine days in December
Milan, NH

Average sunshine days in December - Milan, NH
  • Average sunshine days in December: 8.5 days

The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is February (6.4 days).

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Average UV index in December
Milan, NH

Average UV index in December - Milan, NH
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

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Average cloud cover in December
Milan, NH

Average cloud cover in December - Milan, NH
  • Average cloud cover in December: 69

The month with the most cloud cover is February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 43).

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Average visibility in December
Milan, NH

Average visibility in December - Milan, NH
  • Average visibility in December: 4mi

The months with the highest visibility are May, June and November (5mi).
The months with the lowest visibility are January, February, March, April, July, August, September, October and December (4mi).

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Milan, New Hampshire, USA

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