Growing in the Kootenays
Castlegar Weather
 Castlegar Airport
Temperature:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Year
Daily Average (°C)
-2.7
-0.3
3.9
8.6
13.1
16.7
19.9
19.7
14.4
7.9
1.9
-2.3
8.4
Standard Deviation
2.4
2
1.4
1.1
1.4
1.4
1.6
1.4
1.6
0.9
2.1
2.2
0.7
Daily Maximum (°C)
-0.3
2.8
8.8
15.1
19.8
23.6
27.7
27.7
21.5
13
4.6
13.7
Daily Minimum (°C)
-5.1
-3.5
-1
2.1
6.3
9.8
12
11.6
7.2
2.9
-0.9
-4.5
3.1
Extreme Maximum (°C)
10
14.3
21.7
28.2
34.2
36.8
39.8
40
36.2
27.2
19.4
11.6
Date (yyyy/dd)
1974/16
1988/21
1966/29
1980/27
1986/26
1992/23
1994/23
1967/17+
1998/02
1980/07
1975/04
1980/27
Extreme Minimum (°C)
-25.7
-21
-16
-7.5
-1.8
1.9
4.1
2.5
-4.3
-11.2
-20.2
-30.6
Date (yyyy/dd)
1979/01
1996/03
1989/03
1979/01
1999/05
2000/01
1979/03
1992/25
1984/28
1984/31
1977/21
1968/30
Precipitation:
Rainfall (mm)
22.8
28.9
47
55.6
68.6
65.7
50.8
40.3
42.6
48.4
56.3
32.7
559.7
Snowfall (cm)
56.6
33.7
14.8
2.4
0.2
2.1
36.7
64.6
211
Precipitation (mm)
71.3
60.2
61.4
58.4
68.8
65.7
50.8
40.3
42.6
50.5
92.9
92.3
755.2
Average Snow Depth (cm)
26
19
5
3
13
6
Median Snow Depth (cm)
25
19
3
1
13
5
Snow Depth at Month-end (cm)
22
14
8
19
5
Extreme Daily Rainfall (mm)
25.4
26.2
34.4
31.6
32.8
44.2
56
42.9
29.2
30.5
34.1
38.2
Date (yyyy/dd)
1983/26
1979/25
1993/22
1992/16
1998/26
1986/28
1998/10
1977/24
1986/23
1971/19
1988/05
1998/12
Extreme Daily Snowfall (cm)
43.7
27.7
20
10.8
2.6
12.7
37.9
46
Date (yyyy/dd)
1969/09
1969/08
1995/08
1989/01
1985/11
1975/25
1984/01
1965/24
Extreme Daily Precipitation (mm)
32
30.5
34.4
31.6
32.8
44.2
56
42.9
29.2
30.5
37.9
41.6
Date (yyyy/dd)
1969/10
1979/25
1993/22
1992/16
1998/26
1986/28
1998/10
1977/24
1986/23
1971/19
1984/01
1998/12
Extreme Snow Depth (cm)
130
114
102
4
8
45
79
Date (yyyy/dd)
1969/11
1969/09+
1969/01
1989/02
1996/18
1996/28
1965/28
Days with Maximum Temperature:
<= 0 °C
14.4
6
0.43
0.03
3
14.1
38
> 0 °C
16.6
22.3
30.6
30
31
30
31
31
30
31
27
16.9
327.3
> 10 °C
0.6
11.3
25.9
30.5
30
31
31
29.8
22.6
2.5
0.13
215.3
> 20 °C
0.17
4.5
14.6
21.6
28.2
28.4
17.9
2.2
117.6
> 30 °C
1.1
3.7
11.6
11.4
1.5
29.3
> 35 °C
0.13
2.2
1.9
0.13
4.4
Days with Minimum Temperature:
> 0 °C
5.8
6.7
11.9
20.9
30.2
30
31
31
29
23.3
13.5
5.3
238.6
<= 2 °C
30.7
27.3
25.8
15.2
3.1
0.03
2.2
12.5
22.8
30.2
169.9
<= 0 °C
25.2
21.5
19.1
9.1
0.77
1
7.7
16.5
25.7
126.6
< -2 °C
20.1
14.9
10.4
2.7
0.3
2.7
9.7
19.3
80.2
< -10 °C
5.7
2.8
0.5
0.03
1.1
4.5
14.6
< -20 °C
0.23
0.03
0.03
0.37
0.66
< - 30 °C
Days with Rainfall:
>= 0.2 mm
6
7.8
12.1
12.7
14.2
13.5
9.7
8.5
8.6
11.1
12
6.2
122.4
>= 5 mm
1.7
1.9
3.1
3.9
4.6
4.4
3.4
2.7
3
3.7
4
2.3
38.7
>= 10 mm
0.6
0.7
1.1
1.6
2.2
1.9
1.7
1.1
1.4
1.2
1.5
1
16
>= 25 mm
0.03
0.03
0.07
0.17
0.17
0.2
0.2
0.1
0.1
0.07
0.1
0.07
1.3
Days With Snowfall:
>= 0.2 cm
12.9
9.4
4.9
1.2
0.1
0.63
8
13.9
51
>= 5 cm
4.4
2.3
0.87
0.17
0.1
2.6
5
15.5
>= 10 cm
1.6
0.8
0.4
0.03
0.07
1
2
6
>= 25 cm
0.07
0.1
0.03
0.2
Days with Precipitation:
>= 0.2 mm
15.8
14.1
14.3
13
14.2
13.5
9.7
8.5
8.6
11.3
16.6
16.9
156.4
>= 5 mm
5.6
4.4
4.4
4.1
4.6
4.4
3.4
2.7
3
3.8
6.9
6.5
53.8
>= 10 mm
2.1
1.5
1.6
1.8
2.2
1.9
1.7
1.1
1.4
1.3
3.1
3.1
22.8
>= 25 mm
0.07
0.07
0.1
0.17
0.17
0.2
0.2
0.1
0.1
0.07
0.23
0.2
1.7
Days with Snow Depth:
>= 1 cm
27.6
21.8
9.1
0.23
0.24
9.3
23.4
>= 5 cm
26.9
20
7.6
0.03
6.4
19.9
>= 10
25.7
16.9
5.5
4.2
16.8
>= 20
18.2
11.8
3.4
1.6
8.5
Wind:
Speed (km/h)
9.3
7.9
7.2
8.5
8.1
8.1
7.7
7.4
6.5
6.4
7.4
8.7
Most Frequent Direction
SE
N
N
N
N
N
N
N
N
N
SE
SE
Maximum Hourly Speed
56
58
50
56
56
64
55
51
64
72
53
77
Date (yyyy/dd)
1990/09
1957/24
1977/27
1978/11+
1988/16
1966/10
1956/13
1974/31
1956/01
1966/20
1971/04
1956/24
Direction of Maximum Hourly Speed
W
S
W
W
E
W
SW
N
NW
NW
NW
S
S
Maximum Gust Speed
72
74
83
97
77
89
80
97
89
97
100
77
Date (yyyy/dd)
1969/21+
1979/27
1977/27
1968/15
1966/06+
1967/24
1968/19
1967/06
1967/22
1966/20
1978/04
1967/11
Direction of Maximum Gust
N
W
W
NW
S
N
NW
W
NW
NW
W
W
W
Degree Days:
Above 24 °C
0.3
3.9
2.8
7
Above 18 °C
4.6
25.5
77.4
73.3
7.2
188
Above 15 °C
0.6
21.2
71.9
154.4
149.3
32.9
0.3
430.7
Above 10 °C
0.1
20.1
105.4
201.9
305.7
301
138
17
0.3
1089.3
Above 5 °C
0.1
1
20.5
113
250.6
351.5
460.7
456
282
101.5
11.8
0.4
2048.9
Above 0 °C
20.5
39.1
128.2
258.7
405.6
501.5
615.7
611
432
246.7
80.7
21.7
3361.3
Below 0 °C
104.5
48.5
6.8
0.7
24.7
91.4
276.6
Below 5 °C
239.2
151.7
54
4.3
10.5
105.7
225
790.5
Below 10 °C
394.1
292.1
188.6
61.4
9.8
0.4
6
81
244.3
379.7
1657.2
Below 15 °C
549.1
433.4
343.5
191.9
80.7
20.4
3.7
3.4
50.9
219.4
394
534.7
2824.9
Below 18 °C
642.1
518.2
436.5
281.3
157.1
64
19.7
20.3
115.1
312
484
627.7
3678
Bright Sunshine:
Total Hours
43
70.1
124.5
176.7
225.9
237
296.5
269.2
199.5
127
51.4
34.1
1854.8
Days with measureable
15.9
19.2
25.3
28.1
29.5
29
30.5
30.5
28.8
25.7
17.6
13.7
293.6
% of possible daylight hours
16
24.6
33.8
43
47.6
48.9
60.6
60.3
52.6
37.9
18.7
13.3
38.1
Extreme Daily
7.4
9
10.3
13.3
14.1
14.4
14.5
13.2
11.6
9.4
8
6
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily Average (°C)
-2.7
-0.3
3.9
8.6
13.1
16.7
19.9
19.7
14.4
7.9
1.9
-2.3
Daily Maximum (°C)
-0.3
2.8
8.8
15.1
19.8
23.6
27.7
27.7
21.5
13
4.6
0
Daily Minimum (°C)
-5.1
-3.5
-1
2.1
6.3
9.8
12
11.6
7.2
2.9
-0.9
-4.5
Extreme Maximum (°C)
10
14.3
21.7
28.2
34.2
36.8
39.8
40
36.2
27.2
19.4
11.6
Extreme Minimum (°C)
-25.7
-21
-16
-7.5
-1.8
1.9
4.1
2.5
-4.3
-11.2
-20.2
-30.6
-40
-30
-20
-10
0
10
20
30
40
50
Degrees C
Castlegar Monthly Temperatures
 Date (yyyy/dd)
1981/31+
1990/28
1994/30
1980/30
1971/11
1976/17+
1986/20
1993/01
1987/10
1999/01
1982/01
1975/05+
Humidex:
Extreme Humidex
9
14.1
21.1
27.7
35.9
46.9
53.4
42.8
37.9
28.2
19.2
10.6
Date (yyyy/dd)
1989/18
1986/25
1966/29
1957/30
1986/26
1961/18
1961/14
1997/05
1967/01
1980/07
1975/03
1975/03
Wind Chill:
Extreme Wind Chill
-31.8
-33.3
-28.2
-8.9
-4.3
-6.8
2.6
1.4
-5.2
-19.3
-29.6
-41.6
Date (yyyy/dd)
1957/25
1956/15
1955/04
1975/01
1982/04
1997/21
1981/08
1992/25
1970/13
1984/31
1985/28
1968/29
Humidity:
Average Relative Humidity - 0600LST (%)
82.1
83.4
84.2
84
82.5
81.6
80.3
82.6
88.7
90
87.7
84.6
84.3
Average Relative Humidity - 1500LST (%)
73.4
67.9
53.5
42.7
44.4
45.4
39.4
37.4
44.5
57.3
73.5
77.1
54.7
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