XGY   Grimsby Mountain, ON
Weather Observed At   43-11-00  N    79-33-34  W
2016
Note all stats on this page use calendar days (0000-2359). MSC stats use "climate days".    
  2016 :   
 TEMPERATURE : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  RECORD HIGHEST TEMPERATURE : 17.8
18.0
27.0
30.6
37.2
36.1
41.1
40.6
38.3
30.4
24.4
21.0
41.1
  HIGHEST TEMPERATURE : 11.9
14.8
21.4
25.4
34.2
33.6
35.8
34.1
34.8
25.4
21.1
12.2
35.8
  Date : 31st
28th
9th
18th
28th
27th
22nd
10th
7th
18th
18th
26th
7/22
  Time : 2154
1420
1242
1422
1547
1514
1415
1516
1459
1322
1309
1938
1415
   2015 :
6.4
0.5
10.2
26.0 32.6
28.3 34.4
33.1
34.8 23.8 24.2 17.2
34.8
  AVERAGE HIGH TEMPERATURE : 1.2
3.3
8.2
9.5
20.9
25.9
29.3
29.7
24.5
17.1
12.1
1.8
15.3
  Departure from Normal  :
+3.2
+4.5
+4.0
-1.6
+2.4
+2.0
+2.6
+4.2
+4.1
+3.7
+5.1
+1.0
+2.9
  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
   2015 :
-2.0 -6.5
3.6 13.0
23.0
22.6
27.5 26.2
25.1
15.4 12.1
8.2
14.0
  AVERAGE TEMPERATURE : (°C)
-2.6
-1.1
4.0
5.1
15.2
19.8
23.7
24.3
19.7
12.8
7.4
-1.1
10.6
  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
  AVERAGE LOW TEMPERATURE : -6.5
-5.6
-0.2
0.6
9.4
13.8
18.1
19.0
14.9
8.4
-0.1
-4.1
5.6
  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
  LOWEST TEMPERATURE : -15.6
-20.4
-9.5
-7.0
1.8
7.3
10.8
13.9
9.1
-1.2
-5.2
-13.8
-20.4
  Date : 5th
14th
2nd
10th
16th
9th
2nd
23rd
24th+
28th
23rd
16th
2/14
  Time : 0802 0751
0315
0544
0208
0403
0533
0343
2240
0750
0143
0638
0751
   2015 :
-21.3 -26.7 -18.1
-2.8
1.0
6.4
10.7 11.3 7.9
-1.7 -6.7 -5.2 -26.7
  RECORD LOWEST 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
YEAR
  2016
 RELATIVE HUMIDITY : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  HIGHEST RELATIVE HUMIDITY : 97
100
99
95
100
96
97
96
97
98
100
98
100
  Date : 10th
24th+
10th
2nd+
1st+
27th
31st
26th 23rd 27th 24th 6th 2/24+
  Time : 0725
2140
0959
0126
0855
0552
0952
0345
1315
1240
1700
2330
2140
  AVERAGE RELATIVE HUMIDITY : (%)
75
72
73
67
62
60
64
68
70
74
75
78
70
  Departure from Normal  :
+1 +3 +1 +5 -6 -8 -4 -4 -7 -3 -4 -2 -2
  Normal  :
74
69
72
62
68
68
68
72
77
77
79
80
72
   2015 :
72
72
66
67
64
77
69
73
75
73 74 82
72
  LOWEST RELATIVE HUMIDITY : 45
40
24
19
17
12
22
22
24
41
39
47
12
  Date : 27th
19th+
29th
17th
24th
14th
22nd+
8th
21st
10th+
7th
16th
6/14
  Time : 1354
1108
1653
1502
1430
1802
1754
1740
1323
1623
1404
1317
1802
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 DEW POINT : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  HIGHEST DEW POINT : 8.6
10.6
13.2
14.6
21.1
22.3
25.1
27.1
24.1
19.6
14.9
11.1
27.1
  Date : 31st
3rd
31st
22nd
27th+
27th
25th
12th
8th
17th
2nd
26th
8/12
  Time : 2333
1408
2243
0944
1114
0142
1351
1257
1057
1155
1143
1930
1257
  AVERAGE DEW POINT : (°C) -6.1
-5.7
-0.5
-0.9
7.0
10.3
15.3
17.6
13.8
8.3
3.3
-4.3
4.8
  Departure from Normal  :
+3.3
+3.9
+3.8
-1.2
0.0
-2.0
0.0
+2.3
+2.3
+2.8
+2.9
+1.3
+1.6
  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
   2015 :
-10.5 -15.2 -7.0 1.3 8.9 13.9
15.9 16.1 15.2
6.6 3.4 2.4 4.3
  LOWEST DEW POINT : -19.0
-25.6
-14.7
-17.2
-6.2
-9.1
5.7
2.8
2.4
-5.4
-9.1
-16.7
-25.6
  Date : 5th
13th
2nd
5th
15th
14th
2nd+
8th
27th
26th
21st
14th+
2/13
  Time : 0755
0734
2044
1434
1821
1802
1610
1740
1648
0858
0245
0632
0734
  Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 PRECIPITATION : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  TOTAL PRECIPITATION : (mm)
42.8
89.9
141.5
67.7
21.8
32.0
37.7
73.0
54.0
70.2
64.1
70.8
765.5
  % of Normal  :
60%
168%
226%
89%
29%
40%
49%
98%
58%
94%
92%
96%
87%
  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
   2015 :
63.3 57.5 34.0 86.8 71.5 135.4 38.4 62.9 59.6
88.6 56.4 60.6 815.0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 RAINFALL : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  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
  MOST RAINFALL IN 1 DAY : 14.9
35.2
33.3
12.8
6.8
12.1
17.0
18.4
16.4
16.2
19.0
15.0
35.2
  Date : 10th
24th
31st
26th
1st
5th
25th
11th
10th
20th
3rd
26th
2/24
   2015 :
21.0 TR
4.4 29.0 51.3 47.4 13.0 24.8
29.0
48.7 19.2 9.4 51.3
  HIGHEST RAIN RATE : (mm/h) 12.8
30.6
137.2
93.0
7.4
91.4
87.2
106.6
79.0
60.6
43.6
54.4
137.2
  Date : 10th
24th
31st
26th
13th
5th
25th
16th
17th
2nd
3rd
26th
3/31
  Time : 0643
1132
2249
0225
0201
0355
0621
1514
0534
0653
0514
1949
2249
   2015 :
16.5 TR 1.8 91.4 80.0 91.4 97.6 70.2 36.4 48.7 19.2 9.4 97.6
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 SNOWFALL : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  TOTAL SNOWFALL : (cm)
29.2
22.2
10.8
41.8
TR




0.6
0.8
32.2
137.6
  % of Normal  :
59%
68%
60%
516%





600%
13%
96%
93%
  Normal :
49.6
32.6
18.0
8.1
0.2
0
0
0
0
0.1
6.0
33.4
148.0
   2015 :
33.6 73.0 13.2 0.4 0 -
- - -
TR 1.8 4.4 126.4
  RECORD SNOWFALL IN 1 DAY : 50.8
40.6
38.1
27.8
2.5
-
-
-
-
11.4
22.9
61.0
61.0
  MOST SNOWFALL IN 1 DAY : 13.4
10.4
6.0
9.2
TR




0.6
0.8
12.6
13.4
  Date : 12th
16th
1st
3rd
15th




27th
23rd
11th
1/12
   2015 :
9.8 16.2 5.2 0.2 0 -
- - -
TR 1.8 4.4 16.2
  Highest Snow on Ground : 13
16
9
12
TR




TR
TR
18
18
  Date : 12th
17th
2nd
4th
15th




27th
20th+
17th
12/17
   2015 : 15 42 44 TR 0 -
- - -
0 1 4 44
  Average Snow on Ground : 3
3
1
1
0




0
0
6
1
   2015 :
5 35 19 0
0 -
- - -
0TR TR 5
  Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 WIND : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  HIGHEST WIND SPEED : (kt)
28
35
29
32
23
17
17
23
23
27
30
26
35
  HIGHEST WIND DIRECTION : 020
180
010
360
200
110
350
200
060
360
190
230
180
  Date : 23rd
29th
1st+
4th
16th
1st+
30th
16th
30th
20th+
10th
20th+
2/29
  Time : 0546
1434
2118
0729
1639
0319
1209
1418
1627
2343
1500
1645
1434
   2015 :
27 33 30 30 27 24 25 16 26 32 29 30 33
  AVERAGE DAILY PK GUST : (kt)
18.2
18.9
18.2
17.0
13.5
12.7
12.5
11.4
13.5
14.5
15.7
16.5
15.2
   2015 :
18.7
18.3
16.8
17.3
14.3
12.3
10.3
8.8
12.8
17.2
16.2
15.7
14.9
  PREVAILING WIND DIRECTION :
SW
SSW
SSW
N
SSW
SW
SSW
SW
SSW
SSW
SSW
SW
SSW
   2015 :
SW
SW
SW
NNE
SW
NNE
SW
SW
SW
SW
SSW
SW
SW
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 PRESSURE : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  HIGHEST PRESSURE :
30.69
30.63
30.40
30.52
30.27
30.24
30.25
30.24
30.32
30.50
30.44
30.75
30.75
  Date :
5th
18th
11th
5th
20th
19th
20th
23rd
15th+
26th
7th
19th
12/19
  Time :
0915
1130
2030
1145
0930
0815
1045
0715
1015
0915
0830
1015
1015
   2015 :
30.83 30.82 30.66 30.40 30.48 30.22 30.12 30.20 30.43 30.50 30.57 30.69 30.83
  AVERAGE PRESSURE : (in.)
29.96
29.96
29.98
30.04
29.95
29.90
29.91
29.97
30.05
30.08
30.03
30.04
29.99
  Departure from Normal  :
-0.04 -0.08 -0.01 +0.06 -0.01 -0.06 -0.07 -0.05 +0.01 +0.03 +0.01 +0.01 -0.02
  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
   2015 :
30.12 30.13 30.12 29.96 30.06 29.92 29.88 29.94 30.05
30.05 30.10 30.01 30.03
  LOWEST PRESSURE :
29.09
29.18
29.34
29.24
29.46
29.43
29.64
29.54
29.66
29.53
29.42
29.46
29.09
  Date :
10th
24th+
31st
7th
14th
5th
8th+
21st
10th
18th
30th
1st
1/10
  Time :
1345
2345
2145
0615
1130
1800
2345
0330
1730
1415
2030
0015
1345
   2015 :
29.49 29.56 29.56 29.33 29.74 29.55 29.45 29.57 29.62 29.32 29.29 29.29 29.29
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 DAYS WITH : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  THUNDERSTORM :
-
-
3
1
1
3
3
5
3
1
-
-
20
   2015 :
- - - 3 3 5 3 8 -
1 - 1 24
  FUNNEL CLOUD/WATERSPOUT :
-
-
-
-
-
-
-
-
-
-
-
-
0
   2015 :
- - - - - - - - -
- - - 0
  RAIN :
9
11
17
10
10
16
11
15
12
16
14
8
149
   2015 :
4 - 7 16 13 16 9 12 9
21 12 15 134
  DRIZZLE :
2
2
3
-
2
-
-
-
1
-
2
2
14
   2015 :
2 - 4 3 1 2 1 - 2
3 3 7 26
  HAIL :
-
-
-
-
-
-
-
-
-
-
-
-
0
   2015 :
- - - - - - - - -
- - - 0
  FREEZING RAIN : -
-
2
1
-
-
-
-
-
-
1
3
7
   2015 :
1 - 1 - - - - - -
- - 2 4
  FREEZING DRIZZLE : -
2
-
-
-
-
-
-
-
-
2
1
5
   2015 :
2 2 1 - - - - - -
- - - 5
  ICE PELLETS :
-
2
3
1
1
-
-
-
-
1
-
-
8
   2015 :
2 1 1
1 -
- - - -
- - 1 6
  SNOW : 21
16
7
6
1
-
-
-
-
1
2
20
74
   2015 :
25 21 11 4 - - - - -
1 5 5 72
  SNOW PELLETS :  -
2
-
1
1
-
-
-
-
-
-
1
5
   2015 :
1 - - - - -
- - -
- 1 - 2
  SNOW GRAINS : -
1
-
-
-
-
-
-
-
-
-
3
4
   2015 :
- - - - - -
- - -
- - - 0
  ICE CRYSTALS : 1
-
-
-
-
-
-
-
-
-
-
1
2
   2015 :
- - - - - - - - -
- - - 0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 DAYS WITH : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  FOG : 1
3
6
-
2
-
1
-
-
-
2
-
15
   2015 :
1 - - 2 1 5 1 - -
1 3 6 20
  FREEZING FOG : -
1
-
-
-
-
-
-
-
-
-
-
1
   2015 :
- - - - - - - - -
- - 1 1
  ICE FOG : -
-
-
-
-
-
-
-
-
-
-
-
0
   2015 :
- - - - - - - - -
- - - 0
  BLOWING SNOW : 1
-
-
1
-
-
-
-
-
-
-
-
2
   2015 :
1 5 - - - - - - -
- - - 6
  HAZE : 1
-
-
2
4
-
4
-
1
-
1
-
13
   2015 :
- - 3 - 7 1 5 3 6
- - 4 29
  SMOKE : -
-
-
-
-
-
-
-
-
-
-
-
0
   2015 :
- - - - - - - - -
- - - 0
  DUST : -
-
-
-
-
-
-
-
-
-
-
-
0
   2015 :
- - - - - - - - -
- - - 0
  BLOWING DUST : -
-
-
-
-
-
-
-
-
-
-
-
0
   2015 :
- - - - - - - - -
- - - 0
  BLOWING SAND : -
-
-
-
-
-
-
-
-
-
-
-
0
   2015 :
- - - - - - - - -
- - - 0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 DAYS WITH : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  AURORA : -
-
-
-
-
-
-
-
-
-
-
-
0
   2015 :
- - - - - - - - -
- - - 0
  EARTHQUAKE : -
-
-
-
-
-
-
-
-
-
-
-
0
   2015 :
- - - - - - - - -
- - - 0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
 SOLAR RADIATION : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  HIGHEST SOLAR RADIATION : (W/m²)
677
843
959
1385
1219
1283
1184
1093 933 913 681 581 1385
  Date :
27th
29th
21st
29th
3rd
8th
1st
1st
27th
3rd
9th
7th
4/29
  Time :
1211
1222
1257
1304
1439
1235
1214
1205
1309
1135
1241
1226
1304
   2015 :
558 746 964 1186 1147 1156 1079 1091 996 889 605 489 1186
  AVERAGE DAILY MAX SOLAR RADIATION : (W/m²)
350
538
583
809
963
1016
992
919
734
596
438
293
686
   2015 :
n/a 472 688 881 917 913 939 922 701 582 433 253 n/a
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2016
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.



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