Ennis
Montana, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Ennis, MT

The first month of the winter, December, is also a wintry month in Ennis, Montana, with average temperature ranging between min 15.8°F (-9°C) and max 33.3°F (0.7°C).

Temperature

With an average high-temperature of 33.3°F (0.7°C) and an average low-temperature of 15.8°F (-9°C), December is the coldest month.

Rainfall

During December, Ennis regularly aggregates up to 0.5" (12.4mm) of precipitation. During the entire year, Ennis aggregates up to 13.3" (339mm) of precipitation.

Snowfall

Months with snowfall in Ennis are January through June, September through December. Throughout December, in Ennis, Montana, 6.5" (165.1mm) of snow is accumulated. Throughout the year, 41.7" (1059.2mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Ennis, with an average of 8.8h of daylight.

What is the coldest month in Ennis?

The coldest month in Ennis is December, with an average high-temperature of 33.3°F (0.7°C) and an average low-temperature of 15.8°F (-9°C).

What is the temperature in December in Ennis?

The average high-temperature, in December, in Ennis, is 33.3°F (0.7°C), while the average low-temperature is 15.8°F (-9°C).

How much does it rain in Ennis in December?

Throughout December, in Ennis, 0.5" (12.4mm) of precipitation is accumulated.

How much does it snow in Ennis in December?

Throughout December, in Ennis, 6.5" (165.1mm) of snow is accumulated.

What is the month with the shortest days in Ennis?

December has the shortest days of the year in Ennis, with an average of 8.8h of daylight.

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

The average length of the day in December in Ennis, Montana, is 8.8h.
Average temperature in December - Ennis, MT
  • Average high temperature in December: 33.3°F

The warmest month (with the highest average high temperature) is July (83.2°F).
The month with the lowest average high temperature is December (33.3°F).

  • Average low temperature in December: 15.8°F

The month with the highest average low temperature is July (48.1°F).
The coldest month (with the lowest average low temperature) is December (15.8°F).

Average rainfall in December - Ennis, MT
  • Average rainfall in December: 0.5"

The wettest month (with the highest rainfall) is June (2.4").
The driest month (with the lowest rainfall) is January (0.4").

Average snowfall in December - Ennis, MT
  • Average snowfall in December: 6.5"

The month with the highest snowfall is March (7.1").
Months with the lowest snowfall are July and August (0").

Average daylight in December - Ennis, MT
  • Average daylight in December: 8.8h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).