Big Delta
Alaska, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Big Delta, AK

December, the first month of the winter, in Big Delta, is also a frigid cold month, with average temperature ranging between min -8.5°F (-22.5°C) and max 5.7°F (-14.6°C).

Temperature

In December, the average high-temperature slightly decreases, from an extreme cold 13.6°F (-10.2°C) in November, to a still frigid cold 5.7°F (-14.6°C). The average low-temperature, in Big Delta, is -8.5°F (-22.5°C).

Rainfall

In Big Delta, in December, it is raining for 6 days, with typically 0.4" (8.9mm) of accumulated precipitation. In Big Delta, during the entire year, the rain falls for 93 days and collects up to 11.3" (286.8mm) of precipitation.

Snowfall

Months with snowfall in Big Delta, Alaska, are January through May, September through December. Throughout December, in Big Delta, 5.8" (147.3mm) of snow is accumulated. Throughout the year, in Big Delta, Alaska, 43.6" (1107.3mm) of snow is accumulated.

Daylight

The month with the shortest days in Big Delta is December, with an average of 4.4h of daylight.

What is the temperature in December in Big Delta?

In December, the average high-temperature is 5.7°F (-14.6°C), and the average low-temperature is -8.5°F (-22.5°C).

How much does it rain in Big Delta in December?

In Big Delta, Alaska, during December, the rain falls for 6 days and regularly aggregates up to 0.4" (8.9mm) of precipitation.

How much does it snow in Big Delta in December?

During December, Big Delta regularly aggregates up to 5.8" (147.3mm) of snow.

What is the month with the shortest days in Big Delta?

The month with the shortest days in Big Delta is December, with an average of 4.4h of daylight.

What is the average length of the day in December in Big Delta?

The average length of the day in December in Big Delta is 4.4h.
Average temperature in December - Big Delta, AK
  • Average high temperature in December: 5.7°F

The warmest month (with the highest average high temperature) is July (69.3°F).
The month with the lowest average high temperature is January (3.6°F).

  • Average low temperature in December: -8.5°F

The month with the highest average low temperature is July (50.7°F).
The coldest month (with the lowest average low temperature) is January (-10.8°F).

Average rainfall in December - Big Delta, AK
  • Average rainfall in December: 0.4"

The wettest month (with the highest rainfall) is July (2.6").
The driest month (with the lowest rainfall) is March (0.2").

Average rainfall days in December - Big Delta, AK
  • Average rainfall days in December: 6 days

The month with the highest number of rainy days is July (13 days).
Months with the lowest number of rainy days are March and April (4 days).

Average snowfall in December - Big Delta, AK
  • Average snowfall in December: 5.8"

The month with the highest snowfall is October (9.2").
Months with the lowest snowfall are June, July and August (0").

Average daylight in December - Big Delta, AK
  • Average daylight in December: 4.4h

The month with the longest days is June (Average daylight: 20.9h).
The month with shortest days is December (Average daylight: 4.4h).