XGY   Grimsby Mountain, ON
Weather Observed At   43-11-00  N    79-33-34  W
2019
Note all stats on this page use calendar days (0000-2359). MSC stats use "climate days".    
  2019 :   
 TEMPERATURE : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  RECORD HIGHEST TEMPERATURE : 17.8
19.7
27.0
30.6
37.2
36.1
41.1
40.6
38.3
30.4
24.4
21.0
41.1
  HIGHEST TEMPERATURE : 11.0











11.0
  Date : 1st











1/1
  Time : 0040










0040
   2018 :
14.3
16.9
10.8
19.4 32.2
34.5 34.9
33.2
33.6 29.1 16.6 14.1
34.9
  AVERAGE HIGH TEMPERATURE : -1.1
 










  Departure from Normal  :
+0.9












  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
   2018 :
-0.63.8
3.88.2
22.1
24.3
28.928.1
23.6
14.5 4.9
3.4
13.8
  AVERAGE TEMPERATURE : (C)
-5.4
 










  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 : -9.6
 










  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 : -22.6
 









-22.6
  Date : 31st











1/31
  Time : 0411










0411
   2018 :
-22.9 -14.7-7.5 -5.7 4.1 9.613.2 12.7 5.9 -0.4 -10.8 -8.6 -22.9
  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
  2019
 RELATIVE HUMIDITY : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  HIGHEST RELATIVE HUMIDITY : 98
 









98
  Date : 8th











1/8
  Time : 1656











1656
  AVERAGE RELATIVE HUMIDITY : (%)
75
 









 
  Departure from Normal  :
+1










+1
  Normal  :
74
69
72
62
68
68
68
72
77
77
79
80
72
   2018 :
74
76
67
70
66
70
67
75
78
78 78 82
73
  LOWEST RELATIVE HUMIDITY : 41
 









41
  Date : 26th











1/26
  Time : 1251











1251
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
 DEW POINT : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  HIGHEST DEW POINT : 10.9
 









10.9
  Date : 1st











1/1
  Time : 0041











0041
  AVERAGE DEW POINT : (C) -8.9
 










  Departure from Normal  :
+0.5












  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
   2018 :
-8.6 -4.3 -5.5 -2.1 9.1 13.1
16.4 18.8 15.2
6.4 -1.3 -2.2 4.6
  LOWEST DEW POINT : -27.9
 









-27.9
  Date : 30th+











1/30+
  Time : 2356











2356
  Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
 PRECIPITATION : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  TOTAL PRECIPITATION : (mm)
70.9
 










  % of Normal  :
99%











  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
   2018 :
78.3 92.669.9150.3 70.1 55.667.5 89.5 69.4
108.7125.772.81050.4
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
 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
52.0
68.6
78.0
72.6
90.2
77.0
115.3
60.2
57.4
115.3
  MOST RAINFALL IN 1 DAY : 8.6











8.6
  Date : 23rd











1/23
   2018 :
15.3 11.8 23.0 27.0 17.414.4 41.3 19.4
26.6 21.0 43.4 22.2 43.4
  HIGHEST RAIN RATE : (mm/h) 8.0











8.0
  Date : 7th











1/7
  Time : 2017











2017
   2018 :
26.631.8 19.6 34.0 125.2 88.6 180.0 169.4198.6 73.8 53.427.2 198.6
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
 SNOWFALL : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  TOTAL SNOWFALL : (cm)
46.6
 






 


  % of Normal  :
94%












  Normal :
49.6
32.6
18.0
8.1
0.2
0
0
0
0
0.1
6.0
33.4
148.0
   2018 :
23.439.4 35.6 11.0 - -
- - -
TR22.411.2 143.0
  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 : 18.4
 






 

18.4
  Date : 19th











1/19
   2018 :
6.615.4 16.4 4.0 - -
- - -
TR7.6 3.4 16.4
  Highest Snow on Ground : 23
 






 

23
  Date : 29th











1/29
   2018 : 20 32267--
- - -
TR10 432
  Average Snow on Ground : 9
 










   2018 :
81171
--
- - -
0211
  Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
 WIND : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  HIGHEST WIND SPEED : (kt)
27
 









27
  HIGHEST WIND DIRECTION : 030











030
  Date : 19th+











1/19+
  Time : 1628











1628
   2018 :
30 29 30 3536182221 24262822 36
  AVERAGE DAILY PK GUST : (kt)
19.6
 










   2018 :
20.0
17.6
18.3
17.6
15.2
12.3
11.3
10.3
13.6
15.7
14.2
13.1
14.9
  PREVAILING WIND DIRECTION :
SW
 










   2018 :
SSW
SSW
N
N
SSW
N
SSW
SSW
N
SSW
SW
SSW
SSW
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
 PRESSURE : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  HIGHEST PRESSURE :
30.68
 









30.68
  Date :
22nd











1/22
  Time :
0315











0315
   2018 :
30.66 30.79 30.60 30.46 30.38 30.26 30.42 30.24 30.39 30.50 30.64 30.60 30.79
  AVERAGE PRESSURE : (in.)
30.06
 










  Departure from Normal  :
+0.06











  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
   2018 :
30.0930.0930.01 29.96 30.0029.94 30.04 29.99 30.14
30.03 30.05 30.06 30.03
  LOWEST PRESSURE :
29.33
 









29.33
  Date :
1st











1/1
  Time :
0000











0000
   2018 :
29.40 29.49 29.57 29.20 29.55 29.64 29.71 29.63 29.66 29.59 29.37 29.24 29.20
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
 DAYS WITH : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  THUNDERSTORM :
-
 









0
   2018 :
- --114552
1
-- 19
  FUNNEL CLOUD/WATERSPOUT :
-
-
-
-
-
-
-
-
-
-
-
-
0
   2018 :
- - - - - - - - -
- - - 0
  RAIN :
8
 









8
   2018 :
77616 131314 13 13
1912 10143
  DRIZZLE :
0
 









0
   2018 :
6233-1-- 2
54 430
  HAIL :
-
 









1
   2018 :
- - - - - -1 - -
- - - 1
  FREEZING RAIN : 4
 









4
   2018 :
-1- 2- - - - -
- 1-4
  FREEZING DRIZZLE : 1
 









1
   2018 :
- 1- - - - - - -
- 1-2
  ICE PELLETS :
1
 









1
   2018 :
2 --
2-
- - - -
- 1-5
  SNOW : 23
 









23
   2018 :
1712 13 13- - - - -
1131483
  SNOW PELLETS :  1
 









1
   2018 :
- -11- -
- - -
111 5
  SNOW GRAINS : 3
 









3
   2018 :
221- - -
- - -
- - 27
  ICE CRYSTALS : -
 









0
   2018 :
- 1- - - - - - -
- - - 1
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
 DAYS WITH : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  FOG : 1
 









1
   2018 :
25 1852-- -
3 4 333
  FREEZING FOG : -
-
-
-
-
 



-
-
-
0
   2018 :
- - - - - - - - -
- - -0
  ICE FOG : -
-
-
-
-
 
-
-
-
-
-
-
0
   2018 :
- - - - - - - - -
- - - 0
  BLOWING SNOW : 2
-
-
-
-




-
-
-
2
   2018 :
- - - - - - - - -
- - - 0
  HAZE : -
 









0
   2018 :
- --141 2 63
- -118
  SMOKE : -
-
-
-
-
-
-
-
-
-
-
-
0
   2018 :
- - - - - - - - -
- - - 0
  DUST : -
-
-
-
-
-
-
-
-
-
-
-
0
   2018 :
- - - - - - - - -
- - - 0
  BLOWING DUST : -
-
-
-
-
-
-
-
-
-
-
-
0
   2018 :
- - - - - - - - -
- - - 0
  BLOWING SAND : -
-
-
-
-
-
-
-
-
-
-
-
0
   2018 :
- - - - - - - - -
- - - 0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2017
 DAYS WITH : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  AURORA : -
-
-
-
-
-
-
-
-
-
-
-
0
   2018 :
- - - - - - - - -
- - - 0
  EARTHQUAKE : -
-
-
-
-
-
-
-
-
-
-
-
0
   2018 :
- - - - - - - - -
- - - 0
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
 BRIGHT SUNSHINE : Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  BRIGHT SUNSHINE TIME : (h)
78  










   2018 :
98
107
195
199
285
251
257
227
173
112
57
34
1995
  HIGHEST SOLAR RADIATION : (W/m)
695
 









695
  Date :
27th











1/27
  Time :
1145











1145
   2018 :
635781871 1140 1103 1253 1174 1221 1033 887 672 556 1253
  AVERAGE DAILY MAX SOLAR RADIATION : (W/m)
401
 










   2018 :
410467665 782 924933938 913 758 561 350 261 664
  DARKEST SKY : (m/as)
20.46
 









20.46
  Date :
1st











1/1
  Time :
0456











0456
   2018 :
20.22
20.30
20.02
20.09
20.36
20.19
20.24
20.45
20.44
20.90
20.28
20.20
20.90
 Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
YEAR
  2019
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.