Almanac Averages and Extremes for April 09
OTTAWA INTL A
ONTARIO
| Category (Period of Record) | Value | Year |
|---|---|---|
| Average Maximum Temperature | ||
| Average Minimum Temperature | ||
| Monthly Frequency of Precipitation | ||
| Highest Temperature (2012-2024) | 23.5 °C | 2021 |
| Lowest Temperature (2012-2024) | -8.8 °C | 2016 |
| Greatest Precipitation (2012-2024) | 11.6 mm | 2020 |
| Greatest Rainfall (2012-2024) | 10.8 mm | 2020 |
| Greatest Snowfall (2012-2024) | 8.8 cm | 2019 |
| Most Snow on the Ground (2014-2023) | 2.0 cm | 2016, 2023 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2024 | 21.1 | 3.8 | 12.5 | LegendTT | 0.0 | LegendTT | 13 | 33 | |
| 2023 | 10.8 | -5.0 | 2.9 | 0.0 | 0.0 | 0.0 | 2 | 26 | 32 |
| 2022 | 10.7 | -3.0 | 3.9 | LegendTT | 0.0 | LegendTT | 29 | 39 | |
| 2021 | 23.5 | 7.0 | 15.3 | LegendTT | 0.0 | LegendTT | 16 | 39 | |
| 2020 | 7.7 | 0.7 | 4.2 | 10.8 | 0.8 | 11.6 | 28 | 65 |
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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