Daily Data Report for May 2021

OTTAWA INTL A
ONTARIO
Current Station Operator: NAVCAN

45°19'00.000" N
75°40'00.000" W
114.90 m
6106001
71628
YOW

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Daily Data (2021)
Daily Data Report for May 2021
DAY Max Temp Definition
°C
Min Temp Definition
°C
Mean Temp Definition
°C
Heat Deg Days Definition

Cool Deg Days Definition

Total Rain Definition
mm
Total Snow Definition
cm
Total Precip Definition
mm
Snow on Grnd Definition
cm
Dir of Max Gust Definition
10's deg

Spd of Max Gust Definition
km/h
01 11.6 -1.0 5.3 12.7 0.0 1.4 0.0 1.4   31 62
02 14.5 0.8 7.7 10.3 0.0 0.0 0.0 0.0   28 40
03 8.8 5.5 7.2 10.8 0.0 0.5 0.0 0.5   5 32
04 13.6 7.4 10.5 7.5 0.0 0.6 0.0 0.6   7 40
05 10.7 7.0 8.9 9.1 0.0 0.4 0.0 0.4   32 45
06 13.8 3.0 8.4 9.6 0.0 LegendTT 0.0 LegendTT   27 45
07 13.0 2.2 7.6 10.4 0.0 1.7 0.0 1.7   36 39
08 9.6 5.4 7.5 10.5 0.0 4.3 0.0 4.3   36 32
09 15.5 4.5 10.0 8.0 0.0 LegendTT 0.0 LegendTT   26 51
10 16.1 4.1 10.1 7.9 0.0 2.1 0.0 2.1   29 41
11 10.8 2.7 6.8 11.2 0.0 2.3 0.0 2.3   26 53
12 17.6 3.8 10.7 7.3 0.0 0.0 0.0 0.0   25 45
13 21.4 3.2 12.3 5.7 0.0 0.0 0.0 0.0   29 37
14 24.1 6.4 15.3 2.7 0.0 0.0 0.0 0.0   32 39
15 24.2 7.6 15.9 2.1 0.0 0.0 0.0 0.0   26 39
16 24.2 8.6 16.4 1.6 0.0 0.0 0.0 0.0   26 LegendMM
17 25.3 6.7 16.0 2.0 0.0 0.0 0.0 0.0   23 58
18 26.2 12.0 19.1 0.0 1.1 0.0 0.0 0.0   29 39
19 30.2 9.9 20.1 0.0 2.1 0.0 0.0 0.0   LegendMM LegendMM
20 29.6 15.3 22.5 0.0 4.5 0.0 0.0 0.0   32 32
21 32.4 16.9 24.7 0.0 6.7 0.0 0.0 0.0   24 34
22 27.8 17.8 22.8 0.0 4.8 0.0 0.0 0.0   28 43
23 19.3 9.4 14.4 3.6 0.0 0.2 0.0 0.2   33 56
24 22.1 5.0 13.6 4.4 0.0 0.0 0.0 0.0   8 LegendMM
25 27.3 11.0 19.2 0.0 1.2 LegendTT 0.0 LegendTT   21 48
26 29.2 14.7 22.0 0.0 4.0 0.0 0.0 0.0   24 63
27 14.7 2.2 8.5 9.5 0.0 0.0 0.0 0.0   1 53
28 13.2 2.1 7.7 10.3 0.0 0.0 0.0 0.0   4 31
29 19.0 2.8 10.9 7.1 0.0 0.0 0.0 0.0   5 41
30 20.9 2.8 11.9 6.1 0.0 0.0 0.0 0.0   6 39
31 23.9 5.0 14.5 3.5 0.0 0.0 0.0 0.0   31 39
Sum   173.924.413.50.013.5   
Avg19.76.613.2        
Xtrm32.4-1.0       24LegendCarer^63LegendCarer^
Summary, average and extreme values are based on the data above.

Notes on Data Quality.

Legend

  • A = Accumulated
  • C = Precipitation occurred, amount uncertain
  • E = Estimated
  • F = Accumulated and estimated
  • L = Precipitation may or may not have occurred
  • M = Missing
  • N = Temperature missing but known to be > 0
  • S = More than one occurrence
  • T = Trace
  • Y = Temperature missing but known to be   < 0
  • [empty] = Indicates an unobserved value
  • ^ = The value displayed is based on incomplete data
  • † = Data that is not subject to review by the National Climate Archives
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