Almanac Averages and Extremes for October 18
CALGARY INT'L A
ALBERTA
Category (Period of Record) | Value | Year |
---|---|---|
Average Maximum Temperature | 12.0 °C | |
Average Minimum Temperature | -1.7 °C | |
Monthly Frequency of Precipitation | 23 % | |
Highest Temperature (1884-2011) | 23.9 °C | 1942, 1974, 1978 |
Lowest Temperature (1884-2011) | -15.6 °C | 1951 |
Greatest Precipitation (1884-2011) | 13.0 mm | 1929 |
Greatest Rainfall (1884-2011) | 12.4 mm | 1929 |
Greatest Snowfall (1884-2011) | 12.2 cm | 1951 |
Most Snow on the Ground (1955-2011) | 2.0 cm | 1982, 2004 |
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 | 15.7 | 2.0 | 8.9 | 0.0 | 0.0 | 0.0 | 0 | <31 | |
2010 | 14.9 | -1.5 | 6.7 | 0.0 | 0.0 | 0.0 | 0 | 28LegendEE | 35LegendEE |
2009 | 7.2 | 1.0 | 4.1 | 0.4 | 0.0 | 0.4 | 0 | <31 | |
2008 | 8.2 | 1.0 | 4.6 | LegendTT | LegendTT | LegendTT | 0 | 36LegendEE | 37LegendEE |
2007 | 11.9 | -3.1 | 4.4 | 0.0 | 0.0 | 0.0 | 0 | 25LegendEE | 37LegendEE |
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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