Weather in December in Syracuse, New York

• The average temperature in Syracuse, New York in December is slightly cold at -2.1 °C (28.22 °F).
• Afternoons can be very cool with average high temperatures reaching 1.9 °C (35.4 °F).
• Overnight temperatures are generally cold with an average low of -6.1 °C (21 °F).
• The variation/ range of daily mean temperatures in December is 8 °C (14.4 °F).
• Precipitation averages for December are moderate with 81.3mm (3.2 in) recorded across 19 days.
• In December the skies in Syracuse, New York are very dim with an average of a scanty 2h 27' of gorgeous solar radiation per day.
• The shortest day is 8h 58' long and the longest day is 9h 12' long with an average length of 9h 02'.
• There are approximately 6h 24' per day when the sun is occluded by cloud, haze, fog etc.
• It is sunny approximately 27.6% of daylight hours and cloudy 72.4% of daylight hours.

Weather Trend Graph for December in Syracuse, New York, Usa