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Almanac Averages and Extremes for August 15

CALGARY INT'L A
ALBERTA

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Almanac Averages & Extremes
Averages and Extremes
Category (Period of Record) Value Year
Average Maximum Temperature 22.9 °C  
Average Minimum Temperature 9.0 °C  
Monthly Frequency of Precipitation 34 %  
Highest Temperature (1884-2011) 34.4 °C 1961
Lowest Temperature (1884-2011) 0.6 °C 1935
Greatest Precipitation (1884-2011) 29.8 mm 1997
Greatest Rainfall (1884-2011) 29.8 mm 1997
Greatest Snowfall (1884-2011) 0.3 cm 1946
Most Snow on the Ground (1955-2011)    
Most Recent Daily Data for August 15
Year Maximum Temperature DefinitionMax Temp
°C
Minimum Temperature DefinitionMin Temp
°C
Mean Temperature DefinitionMean Temp
°C
Total Rain DefinitionTotal Rain
mm
Total Snow DefinitionTotal Snow
cm
Total Precipitation DefinitionTotal Precip
mm
Snow on Ground DefinitionSnow on Grnd
cm
Direction of Maximum Gust DefinitionDir of Max Gust
10's deg
Speed of Maximum Gust DefinitionSpd of Max Gust
km/h
2011 15.5 6.9 11.2 7.2 0.0 7.2 0 32LegendEE 46LegendEE
2010 22.9 9.3 16.1 0.0 0.0 0.0 0   <31
2009 13.8 7.3 10.6 5.0 0.0 5.0 0 2LegendEE 39LegendEE
2008 28.9 10.7 19.8 0.0 0.0 0.0 0 14LegendEE 35LegendEE
2007 23.5 5.6 14.6 0.0 0.0 0.0 0   <31

Legend

  • A = Accumulated
  • B = More than one occurrence and estimated
  • 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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