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Daily Data Report for May 2010

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 May 2010
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       112.3 38.2 33.8 T 33.8        
Avg 21.8 9.4 15.6                  
Xtrm 35.8 -1.1               29 59  
Summary, average and extreme values are based on the data above.
01 19.8 10.2 15.0 3.0 0.0 1.6 0.0 1.6 0   <31  
02 26.0 11.8 18.9 0.0 0.9 0.0 0.0 0.0 0 22E 41E  
03 23.2 13.1 18.2 0.0 0.2 7.2 0.0 7.2 0 29E 48E  
04 21.0 8.8 14.9 3.1 0.0 1.2 0.0 1.2 0 20E 50E  
05 24.8 5.8 15.3 2.7 0.0 8.2 0.0 8.2 0 22E 35E  
06 16.7 5.8 11.3 6.7 0.0 0.4 0.0 0.4 0 29E 59E  
07 12.1 3.2 7.7 10.3 0.0 1.0 0.0 1.0 0   <31  
08 6.7 0.5 3.6 14.4 0.0 12.4 T 12.4 0 8E 50E  
09 4.4 -0.2 2.1 15.9 0.0 0.0 T T 0 31E 57E  
10 11.6 -1.1 5.3 12.7 0.0 0.0 0.0 0.0 0 33E 39E  
11 16.1 0.8 8.5 9.5 0.0 0.0 0.0 0.0 0   <31  
12 15.7 4.8 10.3 7.7 0.0 0.0 0.0 0.0 0 7E 32E  
13 17.0 3.6 10.3 7.7 0.0 0.4 0.0 0.4 0   <31  
14 18.8 8.2 13.5 4.5 0.0 0.0 0.0 0.0 0 28E 37E  
15 16.5 9.3 12.9 5.1 0.0 T 0.0 T 0 28E 39E  
16 22.1 6.2 14.2 3.8 0.0 0.0 0.0 0.0 0 33E 33E  
17 24.7 6.8 15.8 2.2 0.0 0.0 0.0 0.0 0   <31  
18 25.2 9.9 17.6 0.4 0.0 0.0 0.0 0.0 0   <31  
19 24.0 8.6 16.3 1.7 0.0 0.0 0.0 0.0 0   <31  
20 28.0 11.5 19.8 0.0 1.8 0.0 0.0 0.0 0 29E 37E  
21 23.1 11.0 17.1 0.9 0.0 0.0 0.0 0.0 0   <31  
22 28.7 13.6 21.2 0.0 3.2 0.2 0.0 0.2 0 15E 50E  
23 27.1 13.0 20.1 0.0 2.1 0.0 0.0 0.0 0   <31  
24 29.8 16.8 23.3 0.0 5.3 0.0 0.0 0.0 0   <31  
25 32.9 16.8 24.9 0.0 6.9 0.0 0.0 0.0 0   <31  
26 35.8 18.7 27.3 0.0 9.3 0.0 0.0 0.0 0 29E 48E  
27 26.0 16.0 21.0 0.0 3.0 0.0 0.0 0.0 0   <31  
28 26.5 13.5 20.0 0.0 2.0 1.0 0.0 1.0 0   <31  
29 25.2 16.6 20.9 0.0 2.9 0.2 0.0 0.2 0 29E 37E  
30 22.2 14.4 18.3 0.0 0.3 0.0 0.0 0.0 0 29E 33E  
31 24.3 12.3 18.3 0.0 0.3 0.0 0.0 0.0 0 10E 33E  
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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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