Daily Data Report for January 2011

TORONTO LESTER B. PEARSON INT'L A
ONTARIO

43°40'38.000" N
79°37'50.000" W
173.40 m
6158733
71624
YYZ

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Daily Data (2011)
Daily Data Report for January 2011
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 12.0 -1.3 5.4 12.6 0.0 8.6 0.0 8.6 0 27 52
02 -1.1 -5.5 -3.3 21.3 0.0 0.0 LegendTT LegendTT 0 26 39
03 0.1 -6.5 -3.2 21.2 0.0 0.0 LegendTT LegendTT 0 25 32
04 1.3 -3.2 -1.0 19.0 0.0 0.0 0.4 0.4 LegendTT   <31
05 -1.0 -8.9 -5.0 23.0 0.0 0.0 0.0 0.0 LegendTT 30 33
06 -2.1 -9.0 -5.6 23.6 0.0 0.0 4.8 4.4 LegendTT   <31
07 -4.3 -10.6 -7.5 25.5 0.0 0.0 4.2 1.6 4 26 32
08 -5.3 -10.5 -7.9 25.9 0.0 0.0 11.2 6.4 12   <31
09 -4.4 -11.1 -7.8 25.8 0.0 0.0 LegendTT LegendTT 17 31 33
10 -3.8 -13.0 -8.4 26.4 0.0 0.0 0.0 0.0 16 34 35
11 -4.7 -10.0 -7.4 25.4 0.0 0.0 2.8 2.4 16 4 37
12 -7.0 -11.0 -9.0 27.0 0.0 0.0 1.8 1.8 19 36 52
13 -5.7 -13.0 -9.4 27.4 0.0 0.0 LegendTT LegendTT 19   <31
14 -2.2 -8.6 -5.4 23.4 0.0 0.0 0.2 0.2 18   <31
15 -2.3 -8.3 -5.3 23.3 0.0 0.0 5.8 5.4 18 28 50
16 -5.7 -18.3 -12.0 30.0 0.0 0.0 0.0 0.0 21 32 52
17 -2.2 -21.2 -11.7 29.7 0.0 0.0 5.2 2.4 21 12 37
18 3.4 -2.6 0.4 17.6 0.0 2.8 LegendTT 2.8 21 1 46
19 -2.6 -11.6 -7.1 25.1 0.0 LegendTT 0.2 0.2 8 1 44
20 -5.6 -14.9 -10.3 28.3 0.0 0.0 1.8 1.6 8   <31
21 -6.1 -15.3 -10.7 28.7 0.0 0.0 1.0 0.6 10 31 65
22 -9.1 -16.4 -12.8 30.8 0.0 0.0 0.8 0.8 10 22 33
23 -11.8 -20.2 -16.0 34.0 0.0 0.0 0.2 0.2 10 1 32
24 -5.3 -20.7 -13.0 31.0 0.0 0.0 3.4 2.2 10   <31
25 -0.5 -6.0 -3.3 21.3 0.0 0.0 LegendTT LegendTT 12 28 37
26 -1.3 -3.2 -2.3 20.3 0.0 0.0 LegendTT LegendTT 12   <31
27 -0.8 -4.6 -2.7 20.7 0.0 0.0 LegendTT LegendTT 9   <31
28 -1.3 -5.8 -3.6 21.6 0.0 0.0 LegendTT LegendTT 8   <31
29 -4.7 -10.2 -7.5 25.5 0.0 0.0 LegendTT LegendTT 7   <31
30 -4.4 -14.4 -9.4 27.4 0.0 0.0 0.0 0.0 7   <31
31 -10.4 -18.6 -14.5 32.5 0.0 0.0 0.0 0.0 7   <31
Sum   775.30.011.443.842.0   
Avg-3.2-10.8-7.0        
Xtrm12.0-21.2   8.611.28.6 3165
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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