Notices
There have been some delays in the availability of certain hourly data elements on the Climate Data Online website, for ECCC-MSC stations since March 14, 2023. We are working to rectify the problem and ask for your patience during this time of technical difficulty. If you have any questions, please contact us.
Almanac Averages and Extremes for April 11
YELLOWKNIFE A
NORTHWEST TERRITORIES
| Category (Period of Record) | Value | Year |
|---|---|---|
| Average Maximum Temperature | -1.3 °C | |
| Average Minimum Temperature | -12.8 °C | |
| Monthly Frequency of Precipitation | 17 % | |
| Highest Temperature (1943-2012) | 8.9 °C | 1959, 1976 |
| Lowest Temperature (1943-2012) | -31.6 °C | 1992 |
| Greatest Precipitation (1943-2012) | 7.8 mm | 1988 |
| Greatest Rainfall (1943-2012) | ||
| Greatest Snowfall (1943-2012) | 7.3 cm | 1978 |
| Most Snow on the Ground (1955-2012) | 66.0 cm | 1992 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2012 † | 2.6 | -11.0 | -4.2 | 0.0 | 0.0 | 0.0 | 37 | <31 | |
| 2011 † | -12.7 | -22.0 | -17.4 | 0.0 | 0.0 | 0.0 | 12 | <31 | |
| 2010 † | -2.4 | -12.6 | -7.5 | 0.0 | LegendTT | LegendTT | <31 | ||
| 2009 † | 5.9 | -3.2 | 1.4 | 0.0 | 0.0 | 0.0 | 43 | 16 | 33 |
| 2008 † | 4.8 | -2.8 | 1.0 | 0.0 | 0.0 | 0.0 | 49 | <31 |
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
- Date modified: