Augusta
Maine, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Augusta, ME

 Beautiful view of the water and skyline in Augusta, Maine, with trees and mountains in the distance
Beautiful view of the water and skyline in Augusta, Maine, with trees and mountains in the distance
December, the first month of the winter, in Augusta, is also a wintry month, with average temperature varying between 18.7°F (-7.4°C) and 33.4°F (0.8°C).

Temperature

In Augusta, Maine, the average high-temperature in December decreases, from a frosty 45.1°F (7.3°C) in November, to a wintry 33.4°F (0.8°C). In Augusta, Maine, the average low-temperature is 18.7°F (-7.4°C).

Rainfall

In Augusta, during December, the rain falls for 11.4 days and regularly aggregates up to 3.2" (82.3mm) of precipitation. Throughout the year, in Augusta, there are 135.4 rainfall days, and 41.8" (1062.4mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Augusta are January through April, October through December.

Daylight

The month with the shortest days in Augusta is December, with an average of 8.9h of daylight.

Sunshine

Months with the least sunshine in Augusta, Maine, are January, November and December, with an average of 4h of sunshine.

UV index

Months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to the UV radiation for average individuals.
In December, the average maximum UV index of 1 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Augusta?

In December, in Augusta, the average high-temperature is 33.4°F (0.8°C), and the average low-temperature is 18.7°F (-7.4°C).

How many days does it rain in December in Augusta?

In Augusta, in December, during 11.4 rainfall days, 3.2" (82.3mm) of precipitation is typically accumulated.

How much does it snow in Augusta in December?

In Augusta, Maine, in December, during 6.8 snowfall days, 14.5" (368.3mm) of snow is typically accumulated.

What is the month with the shortest days in Augusta?

December has the shortest days of the year in Augusta, Maine, with an average of 8.9h of daylight.

How many hours of daylight does Augusta have in December?

In December, the average length of the day is 8.9h.

What is the month with the least sunshine in Augusta?

Months with the least sunshine are January, November and December, with an average of 4h of sunshine.

How long on average sun shines in December in Augusta?

In December, the average sunshine in Augusta, Maine, is 4h.

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

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

How high is the UV index in December in Augusta?

The average daily maximum UV index in December in Augusta, Maine, is 1. A UV Index of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV rays.
Average temperature in December - Augusta, ME
  • Average high temperature in December: 0.8°C

The warmest month (with the highest average high temperature) is July (26.2°C).
The month with the lowest average high temperature is January (-2.4°C).

  • Average low temperature in December: -7.4°C

The month with the highest average low temperature is July (15.5°C).
The coldest month (with the lowest average low temperature) is January (-11.7°C).

Average rainfall in December - Augusta, ME
  • Average rainfall in December: 82.3mm

The wettest month (with the highest rainfall) is October (110.7mm).
The driest month (with the lowest rainfall) is February (61.7mm).

Average rainfall days in December - Augusta, ME
  • Average rainfall days in December: 11.4 days

The month with the highest number of rainy days is May (13.5 days).
The month with the lowest number of rainy days is February (9.1 days).

Average snowfall in December - Augusta, ME
  • Average snowfall in December: 368.3mm

The month with the highest snowfall is January (508mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days in December - Augusta, ME
  • Average snowfall days in December: 6.8 days

The month with the highest number of snowfall days is January (8.6 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Augusta, ME
  • Average daylight in December: 8.9h

The month with the longest days is June (Average daylight: 15.5h).
The month with shortest days is December (Average daylight: 8.9h).

  • Average sunshine in December: 4h

Months with most sunshine are June, July and August (Average sunshine: 8h).
Months with least sunshine are January, November and December (Average sunshine: 4).

Average UV index in December - Augusta, ME
  • Average UV index in December: 1

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