Almanac Averages and Extremes for May 25
TORONTO LESTER B. PEARSON INT'L A
ONTARIO
| Category (Period of Record) | Value | Year |
|---|---|---|
| Average Maximum Temperature | 20.6 °C | |
| Average Minimum Temperature | 8.5 °C | |
| Monthly Frequency of Precipitation | 40 % | |
| Highest Temperature (1938-2013) | 31.3 °C | 2012 |
| Lowest Temperature (1938-2013) | -1.7 °C | 1956 |
| Greatest Precipitation (1938-2013) | 34.3 mm | 1953 |
| Greatest Rainfall (1938-2013) | 34.3 mm | 1953 |
| Greatest Snowfall (1938-2013) | 0.5 cm | 1961 |
| Most Snow on the Ground (1955-2013) |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2013 | 14.3 | 4.3 | 9.3 | 0.0 | 0.0 | 0.0 | 0 | 35 | 54 |
| 2012 | 31.3 | 19.4 | 25.4 | 0.0 | 0.0 | 0.0 | 0 | 26 | 39 |
| 2011 | 16.2 | 8.0 | 12.1 | 13.2 | 0.0 | 13.2 | 0 | 11 | 39 |
| 2010 | 28.8 | 15.9 | 22.4 | 0.0 | 0.0 | 0.0 | 0 | <31 | |
| 2009 | 18.8 | 8.2 | 13.5 | 0.0 | 0.0 | 0.0 | 0 | 10 | 33 |
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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