View Single Post
Old 09-21-2017, 08:51 AM   #485
Jmac
Willing to sell body for a few minutes on RS
 
Jmac's Avatar
 
Join Date: Aug 2004
Location: Duncan, BC
Posts: 10,128
Thanked 5,568 Times in 2,107 Posts
Failed 231 Times in 90 Posts
Vancouver climate data
Environment Canada

Average date of first fall frost: November 10
Average date of last spring frost: March 18

Average days w/ snowfall >= 5 cm by month:
April-October: 0
November: 0.27
December: 0.86
January: 0.73
February: 0.43
March: 0.20

Average total snowfall by month:
May-September: 0
October: 0.1 cm
November: 3.2 cm
December: 14.8 cm
January: 11.1 cm
February: 6.3 cm
March: 2.3 cm
April: 0.3 cm

Extreme daily snowfall by month:
May-September: 0 cm
October: 2 cm
November: 22.1 cm
December: 41 cm
January: 29.7 cm
February: 28.6 cm
March: 25.9 cm
April: 3.8 cm

Average days w/ minimum temperature <= 2°C:
June-September: 0
October: 1.8
November: 9.5
December: 18.2
January: 15.9
February: 14.7
March: 10
April: 2.3
May: 0.03

Interpret the data how you like, but I think it's fair to say that, even within city limits, you should have winter tires on for the months of December-February. November-March is probably a good idea in non-El Nino years and a must in La Nina years (which we had this past winter).

If you go into the mountains, you should probably have them on October-March.
Jmac is offline   Reply With Quote