Cortland
New York, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Cortland, NY

A monument from the civil war stands high in the neat lawns near the iconic courthouse in the Courthouse Park in Cortland, New York, clean, clear paths
A monument from the civil war stands high in the neat lawns near the iconic courthouse in the Courthouse Park in Cortland, New York, clean, clear paths
The first month of the winter, December, is also a wintry month in Cortland, New York, with average temperature ranging between min 21.6°F (-5.8°C) and max 35.1°F (1.7°C).

Temperature

In December, the average high-temperature drops, from a frosty 46.2°F (7.9°C) in November, to a wintry 35.1°F (1.7°C). The average low-temperature, in December, is 21.6°F (-5.8°C).

Rainfall

In December, in Cortland, New York, the rain falls for 16.8 days. Throughout December, 3.4" (86.6mm) of precipitation is accumulated. Throughout the year, in Cortland, there are 160.2 rainfall days, and 39.3" (998.5mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Cortland. The month with the most snowfall in Cortland is December when snow falls for 7.6 days and typically aggregates up to 22.3" (566.4mm) of snow.

Daylight

With an average of 9.1h of daylight, December has the shortest days of the year in Cortland.

What is the temperature in December in Cortland?

In Cortland, in December, the average high-temperature is 35.1°F (1.7°C), and the average low-temperature is 21.6°F (-5.8°C).

How many days does it rain in December in Cortland?

In Cortland, New York, in December, it is raining for 16.8 days, with typically 3.4" (86.6mm) of accumulated precipitation.

How much does it snow in Cortland in December?

In Cortland, in December, during 7.6 snowfall days, 22.3" (566.4mm) of snow is typically accumulated.

What is the snowiest month in Cortland?

The month with the most snowfall is December when snow falls for 7.6 days and typically aggregates up to 22.3" (566.4mm) of snow.

What is the month with the shortest days in Cortland?

The month with the shortest days in Cortland, New York, is December, with an average of 9.1h of daylight.

How many hours of daylight does Cortland have in December?

The average length of the day in December in Cortland is 9.1h.
Average temperature in December - Cortland, NY
  • Average high temperature in December: 35.1°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in December: 21.5°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (15.2°F).

Average rainfall in December - Cortland, NY
  • Average rainfall in December: 3.4"

The wettest month (with the highest rainfall) is June (4.1").
The driest month (with the lowest rainfall) is February (2.5").

Average rainfall days in December - Cortland, NY
  • Average rainfall days in December: 16.8 days

The month with the highest number of rainy days is January (17.4 days).
The month with the lowest number of rainy days is August (10.2 days).

Average snowfall in December - Cortland, NY
  • Average snowfall in December: 22.3"

The month with the highest snowfall is December (22.3").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in December - Cortland, NY
  • Average snowfall days in December: 7.6 days

The month with the highest number of snowfall days is January (9.1 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in December - Cortland, NY
  • Average daylight in December: 9.1h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).