XGY   Grimsby Mountain, ON
Weather Observed At   43-11-00  N    79-33-34  W
2015
Note all stats on this page use calendar days (0000-2359). MSC stats use "climate days".    
  2015 :   
 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 : 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
  Date : 4th
 7th
 16th
 13th
 9th
 21st
 29th
 17th
 7th
 12th
 5th
 23rd
 9/7
  Time : 1115
 1543
 1426
 1521
 1427
 1456
 1349
 1518
 1350
 1510
 1332
 2354
 1350
   2014 :
8.3
10.0
12.8
25.2 30.3
31.3 31.6
31.8
31.2 26.0 18.7 12.4
31.8
  AVERAGE HIGH TEMPERATURE : -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
  Departure from Normal  :
0.0
-5.3
 -0.6
 +1.9
 +4.5
 -1.3
 +0.8
 +0.7
 +4.7
 +2.0
 +5.1
 +7.4
 +1.6
  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
   2014 :
-3.0 -2.4
1.9 12.1
19.9
25.1
25.8 25.3
22.4
16.1 6.9
3.6
12.8
  AVERAGE TEMPERATURE : (°C)
 -6.5
 -11.2
 -1.0
 7.9
 8.9
 17.8
 21.9
 21.1
 20.1
 11.2
 7.6
 5.0
 8.6
  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 : -11.1
 -16.0
 -5.5
 2.8
 10.0
 12.9
 16.3
 16.1
 15.1
 6.9
 3.1
 1.8
 4.4
  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 : -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
  Date : 14th
16th
6th
 1st
 23rd
 1st
 3rd
 6th
 14th
 19th
 23rd
 20th
 2/16
  Time : 0544 0639
0428
 0659
 0614
 0048
 0539
 0615
 0643
 0150
 0625
 0758
 0639
   2014 :
-22.5 -20.3 -20.3
-5.6
3.3
9.3
10.8 11.5 5.6
0.2 -11.2 -10.1 -22.5
  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
  2015
 RELATIVE HUMIDITY : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  HIGHEST RELATIVE HUMIDITY : 98
 95
 97
 100
 98
 100
 98
 95
 96
 99
 100
 100
 100
  Date : 3rd
4th+
 3rd+
 8th+
 31st
 12th+
 1st
 2nd+
 12th+
 6th
 10th+
 13th+
 4/8+
  Time : 2025
0119
 1730
 2006
 1923
 2045 0000 0401 0614 0955 1007 2349 2006
   2014 :
97
100 99 100
100 98
97 99 98
100 96 99 100
  AVERAGE RELATIVE HUMIDITY : (%)
72
72
 66
 67
64
77
 69
 73
 75
 73
 74
 82
 72
  Departure from Normal  :
-2 +3 -6 +5 -4 +9 +1 +1 -2 -4 -5 +2 ±0
  Normal  :
74
69
 72
 62
 68
 68
 68
 72
 77
 77
 79
 80
 72
   2014 :
74
71
67
67
70
72
71
75
77
80 76 81
73
  LOWEST RELATIVE HUMIDITY : 26
 22
 23
 14
 19
 37
 28
 34
 35
 33
 36
 44
 14
  Date : 28th
17th
 12th+
 12th
 22nd
 25th
 30th
 2nd
 14th
 12th
 20th
 21st
 4/12
  Time : 1416
1239
 1442
 1741
 1645
 1501
 1430
 1209
 1437
 1512
 1219
 0038
 1741
   2014 :
40
31
34
17
25
22
23
38
26
42 41 43
17
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2015
 DEW POINT : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  HIGHEST DEW POINT : 5.7
 -0.5
 6.7
 16.9
 21.8
 23.9
 24.6
 23.8
 24.7
 16.0
 17.1
 14.3
 24.7
  Date : 4th
4th
 25th
 20th
 18th
 15th
 18th
 18th
 8th
 9th
 6th
 14th+
 9/8
  Time : 1115
1228
 1840
 1543
 1057
 1600
 1205
 1009
 1138
 1000
 1120
 1829
 1138
   2014 :
7.4
5.3
8.2
15.6
23.8 24.8
24.5 23.5
24.6
19.1 13.3 11.1 24.8
  AVERAGE DEW POINT : (°C) -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
  Departure from Normal  :
-1.1
 -5.6
 -2.7
 +1.0
 +1.9
 +1.6
 +0.6
 +0.8
 +3.7
 +1.1
 +3.0
 +8.0
 +1.1
  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
   2014 :
-10.6 -11.1 -8.6 0.7 8.6 14.3
15.4 16.2 13.3
8.3 -0.7 -2.0 3.7
  LOWEST DEW POINT : -24.9
 -30.9
 -21.4
 -10.8
 -10.0
 0.7
 6.9
 7.6
 4.3
 -4.7
 -9.8
 -9.0
 -30.9
  Date : 7th
16th
 6th
 15th
 22nd
 7th
 3rd
 12th
 30th
 19th
 23rd
 19th
 2/16
  Time : 1641
0639
 0655
 0504
 2130
 0003
 1811
 1618
 2150
 0619
 0532
 0736
 0639
   2014 :
-27.1
-24.9 -25.4 -12.5 -1.3 1.2 5.2 6.9 -0.8 -1.3 -14.1 -15.4
-27.1
  Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  2015
 PRECIPITATION : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  TOTAL PRECIPITATION : (mm)
 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
  % of Normal  :
88%
 107%
 54%
 114%
 94%
 168%
 50%
 85%
 64%
 118%
 81%
 82%
 92%
  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
   2014 :
61.8 77.4 61.5 132.7 90.0 66.3 115.6 22.7 70.4
88.0 62.1 42.6 891.1
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2015
 RAINFALL : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  TOTAL RAINFALL : (mm)
 39.0
 TR
 14.9
 85.6
 71.5
 135.4
 38.4
 62.9
 59.6
 88.6
 55.6
 42.1
 693.6
  % of Normal  :
133%
 0%
 34%
 126%
 94%
 168%
 50%
 85%
 64%
 119%
 87%
 97%
 92%
  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
   2014 :
27.5 36.2 11.7 126.7 90.0 66.3
115.6 22.7 70.4 88.0 40.9 21.3 717.3
  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 : 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
  Date : 4th
7th+
 25th
 8th
 31st
 27th
 31st
 18th
 12th
 28th
 10th
 29th
 5/31
   2014 :
11.0 13.2 7.4 24.5 25.8 21.0 33.8 8.6 23.4
30.4 14.2 6.0 33.8
  HIGHEST RAIN RATE : (mm/h) 16.5
 TR
 1.8
 91.4
 80.0
 91.4
 97.6
 70.2
 36.4
 87.2
 46.8
 17.6
 97.6
  Date : 4th
11th
 25th+
 8th
 27th
 7th
 31st
 18th
 9th
 24th
 6th
 14th
 7/31
  Time : 0714
2030
 1350
 1237
 1747
 2133
 2140
 1233
 0932
 2247
 1038
 1857
 2140
   2014 :
11.9 9.4 29.7 67.1 104.4 146.3 137.9 23.9 79.5 23.9 54.6 2.6 146.3
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2015
 SNOWFALL : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  TOTAL SNOWFALL : (cm)
 33.6
 73.0
 13.2
 0.4
 0.0



TR
 1.8
 4.4
 126.4
  % of Normal  :
67%
 224%
 73%
 5%
 0%



0%
 30%
 13%
 85%
  Normal :
49.6
32.6
18.0
8.1
0.2
0
0
0
0
0.1
6.0
33.4
148.0
   2014 :
49.0 43.6 52.4 3.0 0 -
- - -
0 31.0 15.2 194.2
  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 : 9.8
 16.2
 5.2
 0.2
 0.0



TR
 1.8
 4.4
 16.2
  Date : 27th
 2nd
 3rd
 5th+




18th
 23rd
 28th
 2/2
   2014 :
14.0 19.6 22.2 3.0 0 -
- - -
0 15.4 13.8 22.2
  Highest Snow on Ground : 15
 42
 44
 TR
 0



0
 1
 4
 44
  Date : 27th
 21st
 3rd
 1st+






23rd+
 28th
 3/3
   2014 : 28 34 39 3 0 -
- - -
0 20 14 39
  Average Snow on Ground : 5
35
 19
 0






TR
 TR
 5
   2014 :
13 26 23 0
0 -
- - -
02 1 5
  End of Month Snw on Gnd :  1339
 TR
0






0
 1
 --
   2014 :
15 23 5 0 0 -
- - -
0 0 TR --
  Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  2015
 WIND : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  HIGHEST WIND SPEED : (kt)
 27
 33
 30
 30
 27
 24
 25
 16
 26
 32
 29
 30
 33
  HIGHEST WIND DIRECTION : 210
020
 220
 240
 230
 230
 010
 060
 010
 010
 200
 200
 020
  Date : 1st+
2nd
 29th
 21st
27th
 23rd
 15th
 8th
 30th
 3rd
 12th
 11th
 2/2
  Time : 1122
0547
 0316
 1555
1745
 0334
 0118
 1423
 0517
 0629
 1257
 1140
 0547
   2014 :
31 33 37 30 24 17 24 17 19 30 35 36 37
  AVERAGE WIND SPEED : (kt)













   2014 :
  PREVAILING WIND DIRECTION :













   2014 :













 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2015
 PRESSURE : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  HIGHEST PRESSURE :
 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
  Date :
13th
28th
 12th
 15th+
14th
 2nd+
 11th
 28th
 26th
 26th+
 25th
 5th
 1/13
  Time :
1015
1145
 1300
 2230
0945
 1030
 0915
 0915
 1015
 1045
 1030
 1045
 1015
   2014 :
30.69 30.59 30.66 30.57 30.31 30.28 30.26 30.20 30.51 30.31 30.50 30.81 30.81
  AVERAGE PRESSURE : (in.)
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
  Departure from Normal  :
+0.12 +0.09 +0.13 -0.02 +0.10 -0.04 -0.10 -0.08 +0.01 0.00 +0.08 -0.02 +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
   2014 :
29.98 30.09 30.09 30.01 30.01 29.97 29.94 30.00 30.08
29.91 30.01 30.15 30.02
  LOWEST PRESSURE :
 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
  Date :
24th
14th
 3rd
 20th
12th
 10th
 14th
 2nd
 19th
 13th
 12th
 14th
 11/12+
  Time :
1430
1215
 1930
 1530
0100
 1830
 1645
 2230
 1500
 0400
 1230
 1830
 1230
   2014 :
29.21 29.49 29.49 29.32 29.62 29.69 29.49 29.65 29.54 29.49 29.15 29.18 29.15
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2015
 DAYS WITH : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  THUNDERSTORM :
-
-
-
3
3
5
3
8
-
1
-
1
24
   2014 :
- 2 - - 6 7 3 3 4
- - 1 26
  FUNNEL CLOUD/WATERSPOUT :
-
-
-
-
-
-
-
-
-
-
-
-
0
   2014 :
- - - - - - - - -
- - - 0
  RAIN :
 4
 -
 7
 16
 13
 16
 9
 12
 9
 21
 12
 15
134
   2014 :
4 4 7 16 21 13 19 11 12
20 13 9 149
  DRIZZLE :
 2
 -
 4
 3
 1
 2
 1
 -
 2
 3
 3
 7
26
   2014 :
3 - - 1 - - - 1 2
1 1 8 17
  HAIL :
 -
 -
 -
 -
 -
 -
 -
 -
 -
 -
 -
 -
0
   2014 :
- - - - - - - - -
- - - 0
  FREEZING RAIN : 1
 -
 1
 -
 -
 -


-
 -
 2
4
   2014 :
2 1 2 - - - - - -
- - - 5
  FREEZING DRIZZLE : 2
 2
 1
 -
 -
 -


-
 -
 -
5
   2014 :
- - - - - - - - -
- - 1 1
  ICE PELLETS :
 2
 1
 1
 1
 -
 -


-
 -
 1
6
   2014 :
1 - -
- -
- - - -
- - - 1
  SNOW : 25
 21
 11
 4
 -
 -


1
 5
 5
72
   2014 :
28 23 13 3 - - - - -
- 14 10 91
  SNOW PELLETS :  1
 -
 -
 -
 -
 -


-
 1
 -
2
   2014 :
- - - - - -
- - -
- 1 1 2
  SNOW GRAINS : -
-
-
-
-
-



-
-
-
0
   2014 :
2 - - - - -
- - -
- - - 2
  ICE CRYSTALS : -
-
-
-
-
-



-
-
-
0
   2014 :
2 1 - - - - - - -
- - - 3
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2015
 DAYS WITH : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  FOG : 1
-
-
2
1
5
1
-
-
1
3
6
20
   2014 :
1 1 - 5 5 2 1 1 1
4 - 3 24
  FREEZING FOG : -
-
-
-
-
-



-
-
1
1
   2014 :
2 - 2 - - - - - -
- - - 4
  ICE FOG : -
-
-
-
-
-
-
-
-
-
-
-
0
   2014 :
- - - - - - - - -
- - - 0
  BLOWING SNOW : 1
5
-
-
-
-



-
-
-
6
   2014 :
5 2 1 - - - - - -
- - - 8
  HAZE : -
-
3
-
7
1
5
3
6
-
-
4
29
   2014 :
- 1 2 1 5 1 4 4 2
- - - 20
  SMOKE : -
-
-
-
-
-
-
-
-
-
-
-
0
   2014 :
- - - - - - - - -
- - - 0
  DUST : -
-
-
-
-
-
-
-
-
-
-
-
0
   2014 :
- - - - - - - - -
- - - 0
  BLOWING DUST : -
-
-
-
-
-
-
-
-
-
-
-
0
   2014 :
- - - - - - - - -
- - - 0
  BLOWING SAND : -
-
-
-
-
-
-
-
-
-
-
-
0
   2014 :
- - - - - - - - -
- - - 0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2015
 DAYS WITH : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  AURORA : -
 -
 -
 -
 -
 -
 -
 -
 -
 -
 -
 -
 0
   2014 :
- - - - - - - - -
- - - 0
  EARTHQUAKE : -
-
 -
 -
 -
 -
 -
 -
 -
 -
 -
 -
 0
   2014 :
- - - - - - - - -
- - - 0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2015
 SOLAR RADIATION : Jan
 Feb
 Mar
 Apr
 May
 Jun
 Jul
 Aug
 Sep
 Oct
 Nov
 Dec
 YEAR
  HIGHEST SOLAR RADIATION : (W/m²)
 558
 746
 964
 1186
 1147
 1156
 1079
 1091
 996
 889
 605
 489
 1186
  Date :
25th
6th
 18th
 30th
19th
 23rd
 7th
 4th
 11th
 1st
 6th
 8th
 4/30
  Time :
1308
1324
 1234
 1209
1253
 1409
 1255
 1220
 1203
 1246
 1259
 1219 1209
   2014 :
n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a
  AVERAGE DAILY MAX SOLAR RADIATION : (W/m²)
N/A
472
688
881
917
913
939
922
701
582
 433
 253
 N/A
   2014 :
n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a n/a
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2015
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.