Summit Lake Airport (IUM) 15 Day Weather Forecast, Summit Lake Canada
Current weather conditions and 15 day weather forecast for Summit Lake Airport in Summit Lake, Canada including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at IUM
| 21 December 2025 Sun -13.6 ° C ( 7.5°F )  Light snow |
Feels Like : -20.6 ° C / -5.1°F Humidity : % 85 Pressure : 998 mb Wind Speed : 13 kmph / 8.1 miles from NNE 
Visibility : 4 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Summit Lake Airport, Summit Lake, Canada
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 21 December 2025 Sun |  Moderate or heavy snow showers |
-22.4 ° C | -10.5 ° C | -15 ° C | % 83 | 14.8 km/h | 61% |
| 22 December 2025 Mon | Moderate or heavy snow showers |
-24.1 ° C | -18.4 ° C | -21.3 ° C | % 74 | 9.7 km/h | 73% |
| 23 December 2025 Tue | Moderate or heavy snow showers |
-18.4 ° C | -7.7 ° C | -14.1 ° C | % 86 | 7.6 km/h | 67% |
| 24 December 2025 Wed |  Freezing fog |
-27.3 ° C | -16.8 ° C | -20.1 ° C | % 96 | 7.9 km/h | 76% |
| 25 December 2025 Thu | Freezing fog |
-31.6 ° C | -22.3 ° C | -26.1 ° C | % 97 | 5.4 km/h | 0% |
| 26 December 2025 Fri | Freezing fog |
-27.6 ° C | -15.2 ° C | -21 ° C | % 96 | 4.3 km/h | 0% |
| 27 December 2025 Sat |  Overcast |
-14.5 ° C | -3.9 ° C | -6.8 ° C | % 84 | 21.6 km/h | 0% |
| 28 December 2025 Sun |  Cloudy |
-3.9 ° C | -2.8 ° C | -3.1 ° C | % 85 | 18.7 km/h | 0% |
| 29 December 2025 Mon |  Moderate snow |
-11.3 ° C | 0.2 ° C | -5 ° C | % 84 | 22 km/h | 86% |
| 30 December 2025 Tue |  Light freezing rain |
-8.6 ° C | -1.6 ° C | -4.4 ° C | % 90 | 15.5 km/h | 82% |
| 31 December 2025 Wed | Freezing fog |
-11.6 ° C | -7 ° C | -9.1 ° C | % 97 | 8.3 km/h | 0% |
| 01 January 2026 Thu |  Mist |
-19.8 ° C | -11.4 ° C | -14.7 ° C | % 95 | 4.3 km/h | 0% |
| 02 January 2026 Fri | Freezing fog |
-22.2 ° C | -14.6 ° C | -17.7 ° C | % 97 | 7.9 km/h | 0% |
| 03 January 2026 Sat |  Heavy snow |
-20 ° C | -16 ° C | -17 ° C | % 96 | 19.8 km/h | 79% |
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