December weather forecast
Millport, NY

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Weather in December

December, the first month of the winter in Millport, is also an icy month, with an average temperature ranging between max 35.1°F (1.7°C) and min 25.3°F (-3.7°C).

Temperature

Millport, New York, in December experiences a subtle temperature decline, with average high-temperatures reducing from a chilly 45°F (7.2°C) in November to a cold 35.1°F (1.7°C). Millport experiences an average low-temperature reading of 25.3°F (-3.7°C) throughout December.

Humidity

In Millport, the average relative humidity in December is 85%.

Rainfall

In Millport, during December, the rain falls for 8 days and regularly aggregates up to 0.79" (20mm) of precipitation. In Millport, during the entire year, the rain falls for 133.1 days and collects up to 12.32" (313mm) of precipitation.

Snowfall

Months with snowfall in Millport, New York, are January through May, October through December. In Millport, in December, snow falls for 10.5 days, with typically accumulated 1.46" (37mm) of snow. In Millport, during the entire year, snow falls for 55.2 days and aggregates up to 9.96" (253mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 7:17 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:45 pm EST.

Sunshine

The average sunshine in December is 3.2h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 1 during December, leads to the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Around midday, solar radiation is most harmful; hence, exposure should be limited. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In December, in Millport, the average high-temperature is 35.1°F (1.7°C), and the average low-temperature is 25.3°F (-3.7°C).

What is the average humidity in December?

In Millport, the average relative humidity in December is 85%.

How many days does it rain in December in Millport?

In December, the rain falls for 8 days. Throughout December, 0.79" (20mm) of precipitation is accumulated.

How many days does it snow in December?

In December, it is snowing for 10.5 days. Throughout December, 1.46" (37mm) of snow is accumulated.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

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

In December, the average day length is 9h and 9min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:17 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:45 pm EST.

How many hours of sunshine does Millport have in December?

In December, the average sunshine duration is 3.2h.

When is the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index in Millport is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Millport, NY

Average temperature in December - Millport, NY
  • Average high temperature in December: 35.1°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in December: 25.3°F

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

Average pressure in December
Millport, NY

Average pressure in December - Millport, NY
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Millport, NY

Average wind speed in December - Millport, NY
  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in December
Millport, NY

Average humidity in December - Millport, NY
  • Average humidity in December: 85%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May and July (78%).

Average rainfall in December
Millport, NY

Average rainfall in December - Millport, NY
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in December
Millport, NY

Average rainfall days in December - Millport, NY
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (6 days).

Average snowfall in December
Millport, NY

Average snowfall in December - Millport, NY
  • Average snowfall in December: 1.46"

The month with the highest snowfall is February (2.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Millport, NY

Average snowfall days in December - Millport, NY
  • Average snowfall days in December: 10.5 days

The months with the highest number of snowfall days are January and February (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Millport, NY

Average daylight in December / Average sunshine in December - Millport, NY
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).

Average sunshine days in December
Millport, NY

Average sunshine days in December - Millport, NY
  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is November (17.8 days).
The months with the least sunshine days are April and May (11.8 days).

Average UV index in December
Millport, NY

Average UV index in December - Millport, NY
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Millport, NY

Average cloud cover in December - Millport, NY
  • Average cloud cover in December: 68

The months with the most cloud cover are January and February (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in December
Millport, NY

Average visibility in December - Millport, NY
  • Average visibility in December: 6mi

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

Millport, New York, USA

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