Spring and fall are variable, prone to extremes in temperature and unpredictable swings in conditions. Hot days above 30C (86F) have occurred as early as March (as in 2002) or as late as October, as well as snow well into May and early in October (although such events are extremely unusual and brief). Average annual precipitation averages around 943 millimetres (37 inches).

Ice On/Off Dates:

1983 - 1984 - Longest Season Ever (162 Days)
Ice On: Nov. 19, Ice Off: April 29

1999 - 2000 - Shortest Season Ever (104 Days)
Ice On: Dec 18, Ice Off: March 31

2008 - 2009
Ice On: Nov. 29, Ice Off: April 4

2009 - 2010
Ice On: Dec. 15, Ice Off: April 4

2010 - 2011
Ice On: Dec. 9, Ice Off: April 14