Summit Airport (UMM) 15 Day Weather Forecast, Summit United States
Current weather conditions and 15 day weather forecast for Summit Airport in Summit, United States 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 UMM
| 20 April 2026 Mon -0.7 ° C ( 30.8°F )  Heavy snow |
Feels Like : -2 ° C / 28.4°F Humidity : % 96 Pressure : 1000 mb Wind Speed : 4.3 kmph / 2.7 miles from SSW 
Visibility : 2 km Precipitation (rainfall) : 0.78 mm Cloud (%) : 99 |
15-day weather forecast for Summit Airport, Summit, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 April 2026 Sun | Heavy snow |
-9.9 ° C | -0.5 ° C | -3.6 ° C | % 94 | 14.4 km/h | 82% |
| 20 April 2026 Mon | Heavy snow |
-13.3 ° C | -2.2 ° C | -5.4 ° C | % 90 | 10.4 km/h | 62% |
| 21 April 2026 Tue |  Patchy moderate snow |
-14.1 ° C | -2.3 ° C | -8.2 ° C | % 93 | 9.7 km/h | 66% |
| 22 April 2026 Wed |  Light snow |
-13.2 ° C | 0.1 ° C | -5.4 ° C | % 95 | 14.8 km/h | 84% |
| 23 April 2026 Thu |  Moderate snow |
-8.5 ° C | 1.6 ° C | -2.6 ° C | % 94 | 15.5 km/h | 72% |
| 24 April 2026 Fri | Moderate snow |
-8.5 ° C | 2.4 ° C | -2.2 ° C | % 97 | 13.3 km/h | 87% |
| 25 April 2026 Sat |  Fog |
-2.5 ° C | 2.4 ° C | 0.8 ° C | % 99 | 10.4 km/h | 84% |
| 26 April 2026 Sun | Fog |
-4.5 ° C | 0.8 ° C | -1.5 ° C | % 97 | 9 km/h | 0% |
| 27 April 2026 Mon |  Freezing fog |
-7.1 ° C | 1.2 ° C | -3 ° C | % 96 | 13 km/h | 89% |
| 28 April 2026 Tue |  Light freezing rain |
-12.2 ° C | -0.1 ° C | -5.1 ° C | % 87 | 10.4 km/h | 75% |
| 29 April 2026 Wed |  Mist |
-9.5 ° C | -0.7 ° C | -5 ° C | % 89 | 22.3 km/h | 78% |
| 30 April 2026 Thu | Mist |
-13.6 ° C | -0.6 ° C | -6.4 ° C | % 87 | 10.8 km/h | 67% |
| 01 May 2026 Fri |  Moderate or heavy snow showers |
-4.2 ° C | -1.3 ° C | -2.3 ° C | % 94 | 10.1 km/h | 64% |
| 02 May 2026 Sat | Heavy snow |
-9.6 ° C | -0.2 ° C | -2.9 ° C | % 92 | 7.9 km/h | 73% |
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