Almanac Averages and Extremes for February 09
OTTAWA MACDONALD-CARTIER INT'L A
ONTARIO
| Category (Period of Record) | Value | Year |
|---|---|---|
| Average Maximum Temperature | -5.0 °C | |
| Average Minimum Temperature | -14.3 °C | |
| Monthly Frequency of Precipitation | 47 % | |
| Highest Temperature (1939-2011) | 7.4 °C | 1990 |
| Lowest Temperature (1939-2011) | -32.8 °C | 1951 |
| Greatest Precipitation (1939-2011) | 23.6 mm | 2001 |
| Greatest Rainfall (1939-2011) | 23.0 mm | 2001 |
| Greatest Snowfall (1939-2011) | 10.4 cm | 1971 |
| Most Snow on the Ground (1955-2011) | 94.0 cm | 1971 |
| 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 | -4.7 | -17.3 | -11.0 | 0.0 | 6.0 | 3.4 | 43 | 22LegendEE | 52LegendEE |
| 2010 | -3.6 | -10.5 | -7.1 | 0.0 | 0.0 | 0.0 | 11 | <31 | |
| 2009 | -4.6 | -11.3 | -8.0 | 0.0 | 0.6 | 0.4 | 56 | <31 | |
| 2008 | -1.6 | -10.8 | -6.2 | 0.0 | 5.6 | 3.4 | 34 | 9LegendEE | 32LegendEE |
| 2007 | -9.3 | -18.7 | -14.0 | 0.0 | 0.4 | LegendTT | 17 | 30LegendEE | 39LegendEE |
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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