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Daily Data Report for April 2011

Notes on Data Quality.

OTTAWA MACDONALD-CARTIER INT'L A
ONTARIO
Latitude: 45°19'21.000" N Longitude: 75°40'09.000" W Elevation: 114.00 m
Climate ID: 6106000 WMO ID: 71628 TC ID: YOW
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Daily Data Report for April 2011
D
a
y		 Max Temp
°C
Maximum Temperature Graph		 Min Temp
°C
Minimum Temperature Graph		 Mean Temp
°C
Mean Temperature Graph		 Heat Deg Days
Heating Degree Days Graph		 Cool Deg Days
Cooling Degree Days Graph		 Total Rain
mm
Total Rain Graph		 Total Snow
cm
Total Snow Graph		 Total Precip
mm
Total Precipitation Graph		 Snow on Grnd
cm
Snow on Ground Graph		 Dir of Max Gust
10s deg		 Spd of Max Gust
km/h
Speed of Maximum Gust Graph
Sum       347.4 0.0 166.0 0.8 167.0        
Avg 11.9 0.9 6.4                  
Xtrm 24.0 -4.5               22 95  
Summary, average and extreme values are based on the data above.
01 9.7 0.6 5.2 12.8 0.0 0.8 T 0.8 T 28E 41E  
02 11.8 0.3 6.1 11.9 0.0 0.0 0.0 0.0 0 29E 50E  
03 10.4 -2.0 4.2 13.8 0.0 0.0 0.0 0.0 0 29E 41E  
04 12.5 0.3 6.4 11.6 0.0 15.4 0.4 16.0 0 29E 48E  
05 6.7 -1.7 2.5 15.5 0.0 2.6 T 2.6 0 29E 50E  
06 5.8 -3.5 1.2 16.8 0.0 0.0 T T 0 30E 44E  
07 9.2 -4.2 2.5 15.5 0.0 0.0 0.0 0.0 0   <31  
08 13.0 -2.8 5.1 12.9 0.0 0.0 0.0 0.0 0   <31  
09 16.0 0.4 8.2 9.8 0.0 0.0 0.0 0.0 0   <31  
10 15.7 3.8 9.8 8.2 0.0 21.0 0.0 21.0 0 18E 37E  
11 24.0 5.9 15.0 3.0 0.0 25.4 0.0 25.4 0 34E 67E  
12 14.1 0.3 7.2 10.8 0.0 0.0 0.0 0.0 0 31E 35E  
13 10.7 2.7 6.7 11.3 0.0 6.2 0.0 6.2 0   <31  
14 7.8 -2.0 2.9 15.1 0.0 0.0 0.0 0.0 0 33E 44E  
15 4.3 -4.5 -0.1 18.1 0.0 0.0 0.0 0.0 0   <31  
16 3.3 -1.6 0.9 17.1 0.0 23.8 0.0 23.8 0 8E 56E  
17 8.3 0.6 4.5 13.5 0.0 5.4 T 5.4 0 23E 70E  
18 6.7 -0.5 3.1 14.9 0.0 0.0 0.0 0.0 0 24E 44E  
19 9.0 -2.5 3.3 14.7 0.0 0.0 0.0 0.0 0   <31  
20 5.2 -0.1 2.6 15.4 0.0 18.8 T 18.8 0 9E 63E  
21 7.5 -1.2 3.2 14.8 0.0 0.0 0.4 0.4 T 29E 54E  
22 12.2 -1.2 5.5 12.5 0.0 0.0 0.0 0.0 0   <31  
23 17.3 3.0 10.2 7.8 0.0 4.2 0.0 4.2 0 22E 61E  
24 13.3 3.7 8.5 9.5 0.0 0.0 0.0 0.0 0 29E 32E  
25 15.3 2.4 8.9 9.1 0.0 0.0 0.0 0.0 0   <31  
26 11.9 7.9 9.9 8.1 0.0 20.6 0.0 20.6 0 8E 56E  
27 22.9 8.4 15.7 2.3 0.0 16.6 0.0 16.6 0 11E 44E  
28 22.5 7.8 15.2 2.8 0.0 4.6 0.0 4.6 0 22E 95E  
29 11.5 4.1 7.8 10.2 0.0 0.6 0.0 0.6 0 24E 39E  
30 18.6 2.2 10.4 7.6 0.0 0.0 0.0 0.0 0   <31  
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  • Legend
  • [empty] = No data available
  • M = Missing
  • E = Estimated
  • A = Accumulated
  • C = Precipitation occurred, amount uncertain
  • L = Precipitation may or may not have occurred
  • F = Accumulated and estimated
  • N = Temperature missing but known to be > 0
  • Y = Temperature missing but known to be < 0
  • S = More than one occurrence
  • T = Trace
  • * = The value displayed is based on incomplete data
  • † = Data for this day has undergone only preliminary quality checking
  • ‡ = Partner data that is not subject to review by the National Climate Archives

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Date Modified: 2013-02-04

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