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
| 19 January 2026 Mon -2.8 ° C ( 27°F )  Overcast |
Feels Like : -5.5 ° C / 22.2°F Humidity : % 92 Pressure : 1032 mb Wind Speed : 6.5 kmph / 4 miles from ESE 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
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 January 2026 Mon |  Mist |
-17.2 ° C | -7.8 ° C | -12.3 ° C | % 88 | 9.7 km/h | 0% |
| 20 January 2026 Tue |  Sunny |
-16.6 ° C | -8 ° C | -11.8 ° C | % 82 | 9 km/h | 0% |
| 21 January 2026 Wed |  Freezing fog |
-24 ° C | -5.6 ° C | -12.3 ° C | % 95 | 10.4 km/h | 0% |
| 22 January 2026 Thu | Sunny |
-31.3 ° C | -10.7 ° C | -15.8 ° C | % 88 | 10.1 km/h | 0% |
| 23 January 2026 Fri | Sunny |
-31.1 ° C | -11.4 ° C | -17.9 ° C | % 81 | 9.4 km/h | 0% |
| 24 January 2026 Sat | Sunny |
-30.2 ° C | -14.6 ° C | -22.4 ° C | % 77 | 7.9 km/h | 0% |
| 25 January 2026 Sun | Sunny |
-30.1 ° C | -15.5 ° C | -22.1 ° C | % 57 | 9.4 km/h | 0% |
| 26 January 2026 Mon | Mist |
-31 ° C | -21.5 ° C | -26.8 ° C | % 78 | 10.4 km/h | 0% |
| 27 January 2026 Tue |  Moderate snow |
-34.8 ° C | -25.6 ° C | -30.4 ° C | % 86 | 9.4 km/h | 0% |
| 28 January 2026 Wed |  Heavy snow |
-34 ° C | -25.5 ° C | -28.1 ° C | % 83 | 9.4 km/h | 0% |
| 29 January 2026 Thu | Moderate snow |
-32.8 ° C | -16.2 ° C | -24.5 ° C | % 88 | 10.8 km/h | 0% |
| 30 January 2026 Fri |  Light freezing rain |
-34.7 ° C | -12.9 ° C | -21.5 ° C | % 98 | 9.7 km/h | 0% |
| 31 January 2026 Sat | Light freezing rain |
-17 ° C | -11 ° C | -13.9 ° C | % 95 | 13.3 km/h | 0% |
| 01 February 2026 Sun |  Partly Cloudy |
-16.1 ° C | -8.8 ° C | -13.7 ° C | % 93 | 14 km/h | 0% |
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