XGY   Grimsby Mountain, ON
Weather Observed At   43-11-00  N    79-33-34  W
2005
Note all stats on this page use calendar days (0000-2359). MSC stats use climate days.    
  2005 :   
 TEMPERATURE : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Average Temperature : (°C)
-5.5
-3.8
-1.4
7.1
11.3
22.2
23.4
22.5
19.1
11.4
5.9
-2.7
9.1
  Normal  :
-5.5
-4.9
0.1
6.3
12.8
18.4
21.4
20.5
15.6
9.3
3.7
-2.6
7.9
   2004  :
-8.6
-3.2
2.2
7.0
13.0
17.2
20.3
19.3
18.3
10.4 5.4
-1.8
8.3
  Average Maximum Temperature : -1.7
0.7
3.0
11.7
16.9
28.0
28.7
27.6
24.4
14.9
10.1
-0.0
13.7
  Normal  :
-2.0
-1.2
4.2
11.1
18.5
23.9
26.7
25.5
20.4
13.4
7.0
0.8
12.4
   2004  :
-4.5
1.3
6.3
11.6
18.5
22.6
24.5
24.0
23.3
14.4 9.2
1.8
12.8
  Highest Temperature : 17.6
7.2
17.2
27.2
27.3
35.6
34.2
34.3
31.9
28.0
19.3
5.9
35.6
  Date : 13th
15th
31st
19th
10th
25th
4th
4th
12th
4th
6th
24th
6/25
  Time : 1403
1140
1447
1713
1355
1346
1524
1313
1432
1516
1136
1446
1346
   2004  :
13.8
10.5
18.0
24.8
30.9
32.7
31.3
29.8
28.8
26.9 16.4 12.8
32.7
  Record High Temperature : 17.8
18.0
27.0
30.6
37.2
36.1
41.1
40.6
38.3
30.0
24.4
21.0
41.1
  Average Minimum Temperature : -9.2
-8.3
-5.9
2.4
5.8
16.4
18.2
17.4
13.7
8.0
1.6
-5.4
4.6
  Normal  :
-9.0
-8.5
-4.0
1.5
7.1
12.8
16.1
15.5
11.1
5.1
0.4
-6.0
3.5
   2004  :
-12.7
-7.7
-1.8
2.3
7.6
11.8
16.1
14.7
13.4
6.4 1.6
-5.5
3.9
  Lowest Temperature : -23.3
-16.2
-14.9
-0.4
0.2
9.2
12.6
12.7
5.6
0.3
-10.4
-13.0
-23.3
  Date : 28th
27th
5th
8th
3rd
23rd
3rd
6th
30th
28th
24th
13th
1/28
  Time : 0349
0413
0616
0628
0546
0606
0543
0621
0555
0500
2023
0552
0349
   2004  :
-23.8
-17.6
-10.9
-5.5
-0.9
5.9
12.1
8.6
5.3
0.4 -4.6 -18.3
-23.8
  Record Low Temperature : -27.8 -29.4
-22.8
-17.2
-4.4
1.7
5.6
1.1
-0.6
-9.4
-15.6
-28.9
-29.4
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005 
 RELATIVE HUMIDITY : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Average Relative Humidity : (%)
75
75
71
65
65
68
66
69
70
78
73
77
71
  Normal  :
74
69
72
62
68
68
68
72
77
77
79
80
72
   2004  :
70
68
74
67
73
73
77
73
72
76 73 76
73
  Highest Relative Humidity : 99
98
98
100
99
97
97
98
98
100
98
99
100
  Date : 2nd+
16th
28th
23rd
24th
15th
17th+
14th+
16th+
12th
28th
29th
4/23+
  Time : 1654
0241
2057
0349
0717
0142
0643
0825
2239
1321
0823
0000
0349
   2004  :
98
98
100
100
99
99
100
98
100
100 99
100
100
  Lowest Relative Humidity : 42
34
32
13
18
15
19
27 27
37
32
46
13
  Date : 17th
26th
8th
16th
8th+
26th
10th+
6th
9th
1st
12th
12th+
4/16
  Time : 2155
1402
1418
1426
1827
1738
1434
1157
1449
1439
1459
1805
1426
   2004  :
29
27
27
19
24
33
36
27
28
27 27 27
19
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005 
 DEW POINT : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Average Dew Point : (°C) -9.0
-7.6
-6.3
0.0
4.6
15.4
15.9
15.8
13.3
7.6
1.3
-6.3
3.7
  Normal : -9.4
-9.6
-4.3
0.3
7.0
12.3
15.3
15.3
11.5
5.5
0.4
-5.6
3.2
   2004  :
-12.7 -8.3 -1.8 0.9 8.3 12.2
16.2 14.4 13.1
6.6 0.8 -5.1 3.7
  Highest Dew Point : 11.1
4.0
11.6
14.2
16.5
25.2
25.3
23.3
20.8
19.9
15.4
3.4
25.3
  Date : 13th
15th
31st
20th
14th
25th
17th
4th
13th
3rd
6th
29th
7/17
  Time : 1726
1454
1432
1642
1232
1741
1113
1050
1100
1213
1119
0319
1113
   2004  :
11.3
4.2
13.5
15.5
20.7
24.9
23.9
23.7
21.8
17.7 11.8 10.9
24.9
  Lowest Dew Point : -27.8
-19.2
-22.5
-11.3
-9.7
0.6
1.5
4.3
-0.9
-4.0
-17.9
-18.1
-27.8
  Date : 28th
18th
8th
11th
12th
26th
2nd
6th
29th
27th
24th
12th
1/28
  Time : 0350
1341
1030
1750
1646
1738
1557
1158
1121
0257
2016
1805
0350
   2004  :
-28.9
-25.6
-19.2
-17.6
-6.6
-1.4 4.0
0.8
-0.6
-2.3 -14.4 -24.3
-28.9
  Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005 
 PRECIPITATION : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Total Precipitation : (mm)
98.3
65.5
38.7
102.9
19.3
18.3
51.3
106.1
110.4
118.8
120.5
50.2
900.3
  Normal :
71.9
53.6 62.6
76.4
76.3 80.7
77.1
74.2
93.5
74.9
69.9
73.5
884.6
   2004  :
59.8 18.2 66.5 91.5 107.4 75.3
79.4 35.1 65.3
30.3 79.9 114.7 823.4
  Most Precipitation in 1 Day :
17.8
11.8
10.2
38.3
5.1
5.1
18.3
48.8
30.2
31.4
31.7
11.2
48.8
  Date :
2nd
9th
1st
2nd
14th
14th
26th
31st
26th
7th
15th
15th
8/31
   2004  :
15.1 5.0 16.8 21.1 19.8 22.6
27.7 12.7 52.1
8.4 33.5 36.6 52.1
  Record Precipitation in 1 Day :
52.1
40.6
51.6
41.9
68.6
78.0
72.6
90.2
77.0
115.3
60.2
61.0
115.3
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005 
 RAINFALL : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Total Rainfall : (mm)
31.7
20.1
6.7
72.3
19.3
18.3
51.3
106.1
110.4
116.2
109.5
18.9
680.8
  Normal : 29.3
25.5
44.2
68.2 76.1
80.7
77.1
74.2
93.5
74.7
64.0
43.3
750.8
   2004  :
7.8 9.4 39.4 91.2 107.4 75.3
79.4 35.1 65.3
30.3 79.7 74.9 695.2
  Most Rainfall in 1 Day : 17.8
9.1
4.6
17.3
5.1
5.1
18.3
48.8
30.2
31.4
31.7
6.5
48.8
  Date : 2nd
14th
7th
2nd
14th
14th
26th
31st
26th
7th
15th
28th
8/31
   2004  :
6.1 3.3 8.6 21.1 19.8 22.6
27.7 12.7 52.1
8.4 33.5 24.4 52.1
  Record Rainfall in 1 Day : 52.1
40.6
51.6
35.6
68.6
78.0
72.6
90.2
77.0
115.3
60.2
57.4
115.3
  High Rain Rate : (mm/h) 11.9
32.8
10.9
10.9
29.7
49.0
77.0
74.7
128.3
25.1
47.5
5.1
128.3
  Date : 2nd
14th
7th
28th
29th
14th
26th
22nd
14th
7th
9th
28th
9/14
  Time : 1619
1031
1617
0739
1158
2020
1640
2001
1617
0422
1617
1623
1617
   2004  :
20.6 4.1 43.9 62.5 73.9 53.3
60.5 55.4 27.2
83.1 14.2 25.7 83.1
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005 
 SNOWFALL : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Total Snowfall : (cm)
66.0
46.2
32.0
30.6
TR
0
0
0
0
0.4
13.4
30.8
219.4
  Normal :
49.6
32.6
18.0
8.1
0.2
0
0
0
0
0.1
6.0
33.4
148.0
   2004  :
62.8 7.6 26.2 0.2 0 0
0 0 0
0 TR 12.2 134.4
  Most Snowfall in 1 Day : 17.0
11.8
10.2
21.0
TR
0
0
0
0
0.4
4.2
9.0
21.0
  Date : 22nd
9th
1st
2nd
2nd+
-
-
-
-
28th
26th
9th
4/2
   2004  :
13.2 3.0 16.8 0.2 0 0
0 0 0
0 TR 12.2 16.8
  Record Snowfall in 1 Day : 50.8
40.6
38.1
27.8
2.5
-
-
-
-
11.4
22.9
61.0
61.0
  Average Snow on Ground : 13
21
22
2
0
0
0
0
0
0
1
7
6
   Last Year  :
24 28 4 TR 0 0
0 0 0
0 TR 7 5
  Highest Snow on Ground : 32
31
40
19
TR
0
0
0
0
TR
9
17
40
  Date : 22nd
21st
2nd+
2nd
2nd
-
-
-
-
28th
26th
25th+
3/2+
   2004  : 38 35 20 TR 0 0
0 0 0
0 TR 24 38
  End of Month Snw on Gnd : 25
22
TR
0
0
0
0
0
0
0
0
TR
-
   2004  :
36 24 0 0 0 0
0 0 0
0 0 14 -
  Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005 
 WIND : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Average Wind Speed : (kt)
M
M
M
M
M
M
M
M
M
M
3.7

M
   2004  :
M M M M M M
M M M
M M M M
  Prevailing Wind Direction :
N
SSW
N
NE
SW
SSW
NE
N
N
N
SSW

N
   2004  :
S S SSW N N N
N S N
S SSW SSW N
  Highest Wind Speed : (kt)
30
18
25
30
21
16
17
19
18
25
30
31
30
   2004  :
30 21 30 26 19 17 16 15 28 24 24 24 30
  Highest Wind Direction : N
NNE
NNE
N
NE
NE
N
NE
S
N
240
260
N
  Date : 22nd
10th+
23rd
2nd
11th
22nd
15th
31st
29th
25th
6th
22nd
1/22+
  Time : 1913
2128
1214
1450
1918
0904
1410
0531
0252
0841
1429
1943
1913
   2004  :
N N NNE N S NNE WNW NNW N
NNE WNW S N
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005 
 PRESSURE : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Average Pressure : (")
30.21
30.10
29.88
29.92
29.97
29.89
29.94
29.93
30.05
30.07
29.95
29.98
29.99
  Normal :
30.00
30.04
29.99
29.98
29.96
29.96
29.98
30.02
30.04
30.05
30.02
30.03
30.01
   2004  :
30.02 30.16 30.09 29.96 29.96 29.96 29.89 29.96 30.10
29.97 30.09 29.98 30.01
  Highest Pressure :
30.87
30.55
30.23
30.51
30.48
30.22
30.26
30.26
30.39
30.42
30.42
30.70
30.87
  Date :
28th
2nd
22nd
16th
5th
20th
30th
25th
5th
29th
14th
8th
1/28
  Time :
0830
0030
0915
0800
0830
0900
1130
0715
1045
0815
1045
0700
0830
   2004  :
30.57 30.68 30.50 30.34 30.37 30.27 30.33 30.26 30.44 30.39 30.80 30.67 30.80
  Lowest Pressure :
29.39
29.46
29.12
29.14
29.62
29.45
29.57
29.43
29.36
29.62
29.04
29.40
29.04
  Date :
13th
28th
7th
24th
14th+
15th
1st
31st
29th
18th
24th
29th
11/24
  Time :
1615
2359
1730
1230
2115
1500
1445
0545
0415
0200
0445
0130
0445
   2004  :
29.51 29.25 29.41 29.50 29.46 29.51 29.47 29.67 29.69 29.22 29.26 29.26 29.22
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005
 DAYS WITH : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Thunderstorm :
-
-
-
-
4
8
7
4
6
2
2
-
33
   2004  :
- - - 4 2 4 8 5 1
2 1 - 27
  Funnel Cloud/Waterspout :
-
-
-
-
-
-
-
-
-
-
-
-
0
   2004  :
- - - - - - - - -
- - - 0
  Rain :
5
5
4
12
15
12
9
11
9
15
11
5
113
   2004  :
2 3 14 15 21 14 17 12 4
12 11 12 135
  Drizzle :
1
-
-
4
-
2
1
-
4
6
1
2
21
   2004  :
- - 2 2 1 1 - - -
11 6 5 28
  Hail :
- -
-
-
-
-
-
-
-
-
-
-
0
   2004  :
- - - 1 - - - - -
- - - 1
  Freezing Rain : 3
1
1
-
-
-
-
-
-
-
-
-
5
   2004  :
1 1 - - - - - - -
- - 1 3
  Freezing Drizzle : -
1
-
-
-
-
-
-
-
-
-
1
2
   2004  :
3 1 - - - - - - -
- - 1 5
  Ice Pellets :
1
-
-
3
1
-
-
-
-
-
-
2
7
   2004  :
3 2 - - - - - - -
- - 1 6
  Snow : 22
15
14
4
1
-
-
-
-
-
9
18
83
   2004  :
27 15 12 2 - - - - -
- 4 18 78
  Snow Pellets :  1
-
-
-
2
-
-
-
-
1
1
2
7
   2004  :
1 - - - - -
- - -
- 1 - 2
  Snow Grains : 1
-
-
-
-
-
-
-
-
-
-
1
2
   2004  :
1 - - - - -
- - -
- - - 1
  Ice Crystals : -
-
-
-
-
-
-
-
-
-
-
-
0
   2004  :
- - - - - - - - -
- - - 0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005
 DAYS WITH : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Fog : 1
3
1
2
-
-
-
1
1
4
3
2
18
   2004  :
- 1 5 6 7 2 5 2 1
10 5 3 47
  Ice Fog : -
-
-
-
-
-
-
-
-
-
-
-
0
   2004  :
- - - - - - - - -
- - - 0
  Blowing Snow : 2
-
-
-
-
-
-
-
-
-
-
-
2
   2004  :
1 - 1 - - - - - -
- - - 2
  Haze : -
2
1
-
-
12
11
6
5
4
-
-
41
   2004  :
- 2 - - 7 6 9 7 9
- - 2 42
  Smoke : -
-
-
-
-
-
-
-
-
-
-
-
0
   2004  :
- - - - - - - - -
- - - 0
  Dust : -
-
-
-
-
-
-
-
-
-
-
-
0
   2004  :
- - - - - - - - -
- - - 0
  Blowing Dust : -
-
-
-
-
-
-
-
-
-
-
-
0
   2004  :
- - - - - - - - -
- - - 0
  Blowing Sand : -
-
-
-
-
-
-
-
-
-
-
-
0
   2004  :
- - - - - - - - -
- - - 0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005
 DAYS WITH : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  Aurora : M
M
M
-
-
-
-
-
-
-
-
-
M
  Earthquake : -
-
1
-
-
-
-
-
-
-
-
-
1
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2005
  2005
All times are local.
+ indicates first of multiple occurences (on different dates).
End of month S.O.G. defined as S.O.G. at 7 AM on last day of the month.
Days With Precipitation include trace amounts.

Records from Grimsby 1910-13, Rock Chapel 1914-1966/04/17, Royal Oak 1966/04/18-1974, Grimsby 1975-1985/08/20,
     Rittenhouse 1985/08/21-1993/09/30, Vineland 1993/10/01-2003/09/17, and Grimsby Mountain 2003/09/18 to present.















CLIMAT Data
Yesterday
2005
Normals & Extremes
2004

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