Weather History for Sarnia, ON

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Month of April, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 69 °F 51 °F 33 °F
Mean Temperature 53 °F 39 °F 22 °F
Min Temperature 37 °F 27 °F 11 °F
Degree Days  
Heating Degree Days (base 65) 43 26 12 777
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 3 0 0 3
Dew Point  
Dew Point 63 °F 34 °F 1 °F
Precipitation  
Precipitation 0.20 in 0.03 in 0.00 in 1.00 in
Snowdepth - - - -
Wind  
Wind 33 mph 11 mph 0 mph
Gust Wind 47 mph 23 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.87 in 30.03 in 29.31 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Apr. 18, 2013 Rise Set
Actual Time 6:42 AM EDT 8:15 PM EDT
Civil Twilight 6:12 AM EDT 8:45 PM EDT
Nautical Twilight 5:36 AM EDT 9:21 PM EDT
Astronomical Twilight 4:58 AM EDT 10:00 PM EDT
Moon 12:51 PM EDT (4/18) 2:31 AM EDT (4/18)
Length of Visible Light 14h 32m
Length of Day
13h 33m
First Quarter, 51% of the Moon is Illuminated
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter
May 9
New
May 18
First Quarter

Weather History Calendar

Precipitation Actual month total 1.00 Average Month Total: 4.04
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
43 | 26 0.16
Average:
49 | 32 0.15
Snow
Actual:
37 | 23 0.03
Average:
50 | 31 0.15
Snow
Actual:
33 | 11 0.00
Average:
49 | 31 0.15
Scattered Clouds
Actual:
50 | 23 0.00
Average:
49 | 32 0.15
Partly Cloudy
Actual:
52 | 28 0.02
Average:
48 | 31 0.14
Partly Cloudy
Actual:
42 | 24 0.00
Average:
48 | 31 0.13
Rain
Actual:
48 | 14 0.03
Average:
50 | 32 0.14
Rain
Actual:
53 | 31 0.00
Average:
48 | 31 0.14
Thunderstorm
Actual:
41 | 26 0.01
Average:
50 | 32 0.15
Thunderstorm
Actual:
44 | 32 0.01
Average:
50 | 31 0.15
Rain
Actual:
37 | 27 0.00
Average:
49 | 32 0.15
Rain
Actual:
41 | 26 0.08
Average:
52 | 33 0.15
Rain
Actual:
39 | 30 0.20
Average:
55 | 34 0.14
Rain
Actual:
44 | 30 0.12
Average:
57 | 36 0.14
Rain
Actual:
62 | 24 0.00
Average:
56 | 36 0.14
Rain
Actual:
55 | 25 0.08
Average:
56 | 36 0.13
Thunderstorm
Actual:
48 | 36 0.00
Average:
57 | 36 0.13
Thunderstorm
Actual:
62 | 26 0.02
Average:
57 | 36 0.13
Rain
Actual:
66 | 32 0.00
Average:
56 | 38 0.14
Snow
Actual:
59 | 30 0.08
Average:
59 | 38 0.14
Clear
Actual:
42 | 27 0.00
Average:
58 | 38 0.12
Clear
Actual:
55 | 17 0.04
Average:
56 | 38 0.13
Rain
Actual:
64 | 24 0.00
Average:
59 | 37 0.13
Snow
Actual:
46 | 35 0.12
Average:
56 | 39 0.12
Rain
Actual:
59 | 37 0.00
Average:
59 | 38 0.12
Scattered Clouds
Actual:
53 | 26 0.00
Average:
60 | 38 0.12
Scattered Clouds
Actual:
68 | 21 0.00
Average:
58 | 38 0.12
Rain
Actual:
63 | 25 0.00
Average:
60 | 39 0.12
Rain
Actual:
66 | 27 0.00
Average:
60 | 39 0.11
Rain
Actual:
69 | 37 0.00
Average:
63 | 41 0.11
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 43 34 26 34 22 10 97 64 35 30.08 29.84 29.49 9 9 9 26 14 34 0.16 Rain , Snow
2 37 30 23 32 18 9 99 65 32 30.23 30.05 29.41 9 8 2 21 11 26 0.03 Snow
3 33 22 11 19 15 1 70 56 27 30.44 30.26 29.54 9 9 9 22 11 29 0.00 Snow
4 50 36 23 23 17 1 86 48 9 30.38 30.11 29.73 9 9 9 18 10 29 0.00  
5 52 40 28 34 28 19 100 78 19 30.24 30.04 29.65 9 7 2 25 11 28 0.02  
6 42 33 24 29 19 3 93 57 21 30.30 30.12 29.62 9 9 9 18 8 26 0.00  
7 48 31 14 45 30 2 70 52 11 30.31 29.85 29.60 9 9 9 25 14 38 0.03 Rain
8 53 42 31 50 40 27 100 83 54 30.13 29.88 29.71 9 8 4 20 10 26 0.00 Rain
9 41 34 26 46 40 25 100 97 54 30.18 30.00 29.91 9 5 1 21 10 25 0.01 Rain , Thunderstorm
10 44 38 32 43 38 23 100 98 43 30.11 29.98 29.81 9 4 1 32 13 47 0.01 Rain , Thunderstorm
11 37 32 27 37 34 10 100 92 33 30.07 29.96 29.76 9 7 2 21 14 29 0.00 Rain
12 41 34 26 41 36 16 100 93 41 30.24 29.64 29.55 9 6 1 22 11 32 0.08 Rain
13 39 34 30 37 33 25 93 79 56 30.09 29.82 29.75 9 9 5 21 12 30 0.20 Rain
14 44 37 30 34 30 27 97 70 57 30.15 30.07 29.98 9 9 9 14 7 - 0.12 Rain
15 62 43 24 52 40 22 98 68 22 30.35 30.01 29.91 9 9 9 28 12 37 0.00 Rain
16 55 40 25 54 46 25 100 87 28 30.37 30.01 29.87 9 9 8 16 11 21 0.08 Rain
17 48 42 36 43 37 16 100 86 24 30.39 30.23 29.72 9 8 4 21 10 33 0.00 Rain , Thunderstorm
18 62 44 26 63 53 12 100 85 13 30.48 29.76 29.58 9 8 2 33 17 45 0.02 Rain , Thunderstorm
19 66 49 32 57 44 28 100 79 49 29.99 29.49 29.31 9 8 2 29 15 41 0.00 Rain
20 59 44 30 55 26 18 89 67 48 30.44 29.96 29.54 9 9 5 21 14 31 0.08 Rain , Snow
21 42 34 27 30 25 11 100 66 20 30.67 30.54 30.03 9 9 9 14 6 18 0.00  
22 55 36 17 36 28 12 81 57 29 30.87 30.42 30.24 9 9 9 15 9 22 0.04  
23 64 44 24 52 37 20 100 59 17 30.71 30.10 29.85 9 8 5 22 11 26 0.00 Rain
24 46 40 35 52 37 34 100 99 75 30.37 29.86 29.78 9 5 2 25 13 31 0.12 Rain , Snow
25 59 48 37 46 36 28 97 75 47 30.33 30.13 29.78 9 8 3 24 11 34 0.00 Rain
26 53 40 26 34 30 24 87 61 24 30.52 30.42 30.34 9 9 9 16 6 22 0.00  
27 68 44 21 39 34 20 90 56 14 30.48 30.31 30.16 9 9 9 13 7 18 0.00  
28 63 44 25 54 47 23 100 82 13 30.39 29.98 29.86 9 7 2 17 9 26 0.00 Rain
29 66 46 27 57 53 25 100 95 12 30.34 29.92 29.84 9 5 1 9 5 - 0.00 Rain
30 69 53 37 57 52 38 100 79 55 30.45 30.08 29.96 9 8 5 20 10 31 0.00 Rain