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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

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

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Almanac Averages and Extremes for September 10

CALGARY INT'L A
ALBERTA

51°06'50.000" N
114°01'13.000" W
1,084.10 m
3031093
71877
YYC

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Almanac Averages & Extremes
Averages and Extremes
Category (Period of Record) Value Year
Average Maximum Temperature 18.4 °C  
Average Minimum Temperature 4.8 °C  
Monthly Frequency of Precipitation 30 %  
Highest Temperature (1884-2011) 30.0 °C 1948
Lowest Temperature (1884-2011) -4.4 °C 1896, 1964
Greatest Precipitation (1884-2011) 64.8 mm 2005
Greatest Rainfall (1884-2011) 64.8 mm 2005
Greatest Snowfall (1884-2011) 15.7 cm 1890
Most Snow on the Ground (1955-2011)    
Most Recent Daily Data for September 10
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 24.2 10.4 17.3 0.0 0.0 0.0 0 35LegendEE 41LegendEE
2010 15.7 6.2 11.0 0.6 0.0 0.6 0 32LegendEE 32LegendEE
2009 19.1 8.6 13.9 0.0 0.0 0.0 0 35LegendEE 41LegendEE
2008 15.8 3.6 9.7 0.0 0.0 0.0 0   <31
2007 22.2 5.6 13.9 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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