Weather radar Yellowknife
Real-time precipitation radar · Northwest Territories · Canada
Yellowknife climate table – average temperature, precipitation & sunshine hours
The climate table for Yellowknife shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | -21.4° | -20.1° | -12.9° | -2.2° | 9.2° | 17.5° | 20.8° | 17.9° | 11.1° | 2.3° | -9.2° | -18.5° |
| Avg low (°C) | -26.9° | -26.1° | -19.8° | -9.7° | 0.1° | 8.5° | 13.3° | 11.5° | 5.9° | -1.6° | -14.8° | -24.2° |
| Precipitation (mm) | 12 | 6 | 10 | 13 | 20 | 27 | 41 | 51 | 37 | 25 | 19 | 12 |
| Rainy days | 4 | 2 | 3 | 3 | 5 | 6 | 8 | 10 | 8 | 7 | 6 | 4 |
| Sunshine hours | 67 | 152 | 258 | 323 | 401 | 436 | 428 | 331 | 226 | 128 | 57 | 37 |
| Humidity | – | – | – | – | – | – | – | – | – | – | – | – |
Best time to visit Yellowknife
The best time to visit Yellowknife is typically June. In this month the average high is 17.5°C, precipitation is 27 mm and sunshine duration is 436 hours. The annual average high is -0.5°C, total annual precipitation is 273 mm (66 rainy days/year) and annual sunshine is 2844 hours.
Frequently asked questions about the weather in Yellowknife
How up to date is the weather radar for Yellowknife?
The weather radar for Yellowknife is updated every 5 minutes with new radar data from the US NEXRAD network. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Yellowknife?
Besides the rain radar, RadarWeather provides for Yellowknife: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Yellowknife?
The thunderstorm potential for Yellowknife is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Yellowknife.
What is the climate like in Yellowknife?
Yellowknife has an annual average high of -0.5°C. The warmest month is July (avg high 20.8°C), the coldest January (avg low -26.9°C). The wettest month is August with 51 mm, the driest February with 6 mm. Total annual precipitation is 273 mm (66 rainy days). Annual sunshine is 2844 hours.
Weather radar near Yellowknife
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