Category
|
Year 2017
|
1981-2010 normal
|
Deviation
|
Rank
|
Avg high temp.
|
9.0°C
|
8.6°C
|
+ 0.4°C
|
30th warmest (tie)
|
Avg mean temp.
|
3.4°C
|
2.9°C
|
+ 0.5°C
|
24th warmest (tie)
|
Avg low temp.
|
-2.2°C
|
-2.8°C
|
+ 0.6°C
|
25th warmest (tie)
|
|
|
|
|
|
Total rainfall
|
286.9 mm
|
428.5 mm
|
- 141.6 (-33%)
|
13th least rainy
|
Total snowfall
|
89.6 cm
|
117.7 cm
|
- 28.1 (-24%)
|
28th least snowy
|
Total precipitation
|
333.7 mm
|
527.2 mm
|
- 193.5 (-37%)
|
3rd driest
|
|
|
|
|
|
Avg dewpoint
|
-1.4°C
|
-1.7°C
|
+ 0.3°C
|
16th highest (tie)
|
|
|
|
|
|
-20°C days
|
40 days
|
53 days
|
- 13 days
|
10th least (tie)
|
-30°C days
|
12 days
|
13 days
|
- 1 day
|
46th least (tie)
|
30°C days
|
7 days
|
14 days
|
- 7 days
|
26th least (tie)
|
|
|
|
|
|
Thunderstorm days
|
23 days
|
26 days
|
- 3 days
|
23rd least (tie)
|
|
|
|
|
|
Avg sustained wind
|
18 km/h
|
17 km/h
|
+ 1 km/h
|
20th windiest (tie)
|
Snowfall from Charleswood volunteer station from fall 2004 to present, from the Airport from 1938 to spring 2004 and from St John's College from 1872 to 1938. Temperature, rainfall, precipitation and degree days are from the Airport CYWG station (1938-2013), the Airport CXWG station (2013-present) and St John's College (1872-1938). Wind and thunderstorms are from the Airport CYWG station (1953-present).
Number of daily records broken in 2017:
- Record low temperatures: 3 (2 low maximums and 1 low minimum)
- Record high temperatures: 8 (3 high maximums and 5 high minimums)
- Record high dewpoints: 14 (6 high maximums and 8 high minimums)
- Record low dewpoints: 5 (2 low maximums and 3 low minimums)
- Record rainfalls: 3
- Record snowfalls: 3
Maximum temperature: 34.8°C on September 12
Minimum temperature: -35.5°C on December 30
Maximum sustained wind: 74 km/h on January 12
Maximum wind gust: 85 km/h on January 12 and June 2 ---- but 91 km/h at CYWG station on June 2
Minimum wind chill: -46 on January 13 and December 30
Maximum humidex: 40 on July 31