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Almanac Averages and Extremes for September 23

CALGARY INT'L A
ALBERTA

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Almanac Averages & Extremes
Averages and Extremes
Category (Period of Record) Value Year
Average Maximum Temperature 16.3 °C  
Average Minimum Temperature 2.7 °C  
Monthly Frequency of Precipitation 30 %  
Highest Temperature (1884-2011) 33.2 °C 2009
Lowest Temperature (1884-2011) -11.7 °C 1926
Greatest Precipitation (1884-2011) 28.2 mm 1900
Greatest Rainfall (1884-2011) 28.2 mm 1900
Greatest Snowfall (1884-2011) 10.7 cm 1930
Most Snow on the Ground (1955-2011) 3.0 cm 1984
Most Recent Daily Data for September 23
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 28.6 16.6 22.6 0.0 0.0 0.0 0 27LegendEE 33LegendEE
2010 15.8 -1.1 7.4 0.0 0.0 0.0 0 27 46
2009 33.2 11.2 22.2 0.0 0.0 0.0 0   <31
2008 11.8 4.0 7.9 10.0 0.0 10.0 0 27LegendEE 37LegendEE
2007 7.2 -0.1 3.6 3.4 0.0 3.4 0 36LegendEE 32LegendEE

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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