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What's New in latest Release from April 7th, 2021:

- Updated Glossary, including Speed of Maximum Gust, and Total Hourly Precipitation

- Updated national and regional climate services offices contacts and prices information

- Addition of station inventory lists for 1981-2010, 1971-2000, and 1961-1990 Normals.

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Daily Data Report for December 2020

OTTAWA INTL A
ONTARIO
Current Station Operator: NAVCAN

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

Related Data

No related data is available for this station

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Daily Data (2020)
Daily Data Report for December 2020
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 5.3 0.8 3.1 14.9 0.0 6.1 0.0 6.1   18 33
02 1.3 -5.2 -2.0 20.0 0.0 0.4 2.0 2.0 LegendTT 27 42
03 3.4 -5.2 -0.9 18.9 0.0 LegendTT 0.0 LegendTT 1 24 50
04 3.0 0.0 1.5 16.5 0.0 3.9 0.2 4.3   20 33
05 1.1 -4.6 -1.8 19.8 0.0 0.0 LegendTT LegendTT   34 42
06 -1.6 -5.6 -3.6 21.6 0.0 0.0 0.0 0.0   32 54
07 -2.8 -7.4 -5.1 23.1 0.0 0.0 0.0 0.0   33 32
08 -5.0 -9.2 -7.1 25.1 0.0 0.0 LegendTT LegendTT   LegendMM LegendMM
09 1.3 -6.2 -2.5 20.5 0.0 0.3 3.0 2.1 2 29 LegendMM
10 1.4 -1.2 0.1 17.9 0.0 0.0 LegendTT LegendTT 2 30 39
11 4.2 -1.0 1.6 16.4 0.0 0.0 0.0 0.0 1 LegendMM LegendMM
12 2.0 0.0 1.0 17.0 0.0 3.0 LegendTT 3.0 LegendTT 6 50
13 6.7 -4.0 1.4 16.6 0.0 0.0 LegendTT LegendTT LegendTT 23 54
14 -1.6 -5.7 -3.7 21.7 0.0 0.0 1.0 0.4 LegendTT 28 68
15 -5.8 -16.9 -11.4 29.4 0.0 0.0 LegendTT LegendTT 1 28 58
16 -13.3 -18.4 -15.9 33.9 0.0 0.0 0.0 0.0 LegendTT 6 42
17 -5.8 -14.0 -9.9 27.9 0.0 0.0 0.0 0.0   5 39
18 -5.3 -15.7 -10.5 28.5 0.0 0.0 0.0 0.0   LegendMM LegendMM
19 -3.6 -13.3 -8.5 26.5 0.0 0.0 LegendTT LegendTT LegendTT LegendMM LegendMM
20 1.0 -3.8 -1.4 19.4 0.0 0.0 3.2 1.8 2LegendEE 18 LegendMM
21 3.4 0.1 1.8 16.2 0.0 0.2 0.2 0.8 2 LegendMM LegendMM
22 1.8 -8.6 -3.4 21.4 0.0 0.0 0.2 0.2 1 31 58
23 -3.0 -11.0 -7.0 25.0 0.0 0.0 0.6 0.4 LegendTT 9 39
24 8.8 -3.2 2.8 15.2 0.0 25.7 0.0 25.7 LegendTT 16 48
25 5.9 -3.4 1.3 16.7 0.0 25.4 LegendTT 25.4   21 46
26 -2.6 -9.6 -6.1 24.1 0.0 0.0 0.4 0.4 LegendTT 26 50
27 -3.6 -10.1 -6.9 24.9 0.0 0.0 LegendTT LegendTT 1 9 35
28 LegendMM LegendMM LegendMM LegendMM LegendMM 0.0 2.2 1.4 1 21 55
29 -6.8 -11.8 -9.3 27.3 0.0 0.0 0.0 0.0 LegendTT 28 37
30 3.2 -8.9 -2.9 20.9 0.0 1.3 4.8 4.5 LegendTT 26 48
31 2.3 -5.6 -1.7 19.7 0.0 0.0 LegendTT LegendTT 1 28 46
Sum   647.0LegendCarer^0.0LegendCarer^66.317.878.5   
Avg-0.2LegendCarer^-7.0LegendCarer^-3.6LegendCarer^        
Xtrm8.8LegendCarer^-18.4LegendCarer^       28LegendCarer^68LegendCarer^
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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