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Almanac Averages and Extremes for August 18

BARRHEAD CS
ALBERTA

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Almanac Averages & Extremes
Averages and Extremes
Category (Period of Record) Value Year
Average Maximum Temperature    
Average Minimum Temperature    
Monthly Frequency of Precipitation    
Highest Temperature (2001-2023) 34.3 °C 2008
Lowest Temperature (2001-2023) 2.0 °C 2021
Greatest Precipitation (2001-2023) 11.6 mm 2005
Greatest Rainfall (2001-2007) 11.6 mm 2005
Greatest Snowfall (2001-2007)    
Most Snow on the Ground (2001-2007)    
Most Recent Daily Data for August 18
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
2023  14.8 8.6 11.7     6.8   18 34
2022  28.8 9.1 18.9     0.0      
2021  25.0 2.0 13.5     0.0   19 38
2020  31.9 10.1 21.0     1.2   36 39
2019  11.2 7.9 9.6     LegendMM      

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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