Weather in December in Cortland, Ny

< December >
	Normal Max/ High Temperature	1°C (34°F)
	Average Temperature	-3°C (27°F)
	Min/ Low Temperature	-7°C (20°F)
	Normal Precipitation	96mm (3.8in)
	Average Daylight per day	09h 06'
	Sun altitude at solar noon on the 21st day.	24°

• The average temperature in Cortland, Ny in December is slightly cold at -2.7 °C (27.14 °F).
• Afternoons can be very cool with average high temperatures reaching 1.2 °C (34.2 °F).
• Overnight temperatures are generally cold with an average low of -6.5 °C (20.3 °F).
• The variation/ range of daily average temperatures in December is 7.7 °C (13.9 °F).
• Precipitation averages for December are high with 95.5mm (3.8 in) recorded.
• The shortest day is 9h 02' long and the longest day is 9h 15' long with an average length of 9h 06'.

Weather Trend Graph for December in Cortland, Ny, Usa