Grantsburg Municipal Airport (GTG) 15 Day Weather Forecast, Grantsburg United States
Current weather conditions and 15 day weather forecast for Grantsburg Municipal Airport in Grantsburg, 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 GTG
| 18 March 2026 Wed 5.4 ° C ( 41.7°F )  Cloudy |
Feels Like : 3.7 ° C / 38.7°F Humidity : % 55 Pressure : 1011 mb Wind Speed : 7.6 kmph / 4.7 miles from SW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Grantsburg Municipal Airport, Grantsburg, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 18 March 2026 Wed |  Overcast |
-9.8 ° C | 5.2 ° C | -2.2 ° C | % 89 | 18.4 km/h | 0% |
| 19 March 2026 Thu |  Mist |
-2.6 ° C | 3.4 ° C | 0.7 ° C | % 96 | 13.3 km/h | 0% |
| 20 March 2026 Fri |  Fog |
1.2 ° C | 6.3 ° C | 3.1 ° C | % 98 | 9.4 km/h | 0% |
| 21 March 2026 Sat |  Moderate rain |
0.4 ° C | 0.9 ° C | 1.4 ° C | % 90 | 20.2 km/h | 89% |
| 22 March 2026 Sun |  Heavy snow |
-5 ° C | -0.5 ° C | -1.4 ° C | % 84 | 27.4 km/h | 71% |
| 23 March 2026 Mon |  Partly Cloudy |
-5.4 ° C | 3.6 ° C | -3 ° C | % 76 | 9.7 km/h | 0% |
| 24 March 2026 Tue | Overcast |
0.5 ° C | 8.9 ° C | 4.3 ° C | % 64 | 20.2 km/h | 0% |
| 25 March 2026 Wed | Overcast |
1.9 ° C | 11.8 ° C | 7.2 ° C | % 72 | 28.4 km/h | 0% |
| 26 March 2026 Thu |  Patchy rain nearby |
-5.4 ° C | 9.9 ° C | 4.6 ° C | % 74 | 33.5 km/h | 83% |
| 27 March 2026 Fri | Partly Cloudy |
-11.7 ° C | -1.8 ° C | -6.6 ° C | % 33 | 27.4 km/h | 0% |
| 28 March 2026 Sat | Partly Cloudy |
-7.4 ° C | 0.3 ° C | -3.8 ° C | % 39 | 22 km/h | 0% |
| 29 March 2026 Sun |  Sunny |
-7.4 ° C | 1 ° C | -2.9 ° C | % 36 | 15.8 km/h | 0% |
| 30 March 2026 Mon | Overcast |
-3.5 ° C | 4.5 ° C | 0 ° C | % 31 | 28.4 km/h | 0% |
| 31 March 2026 Tue |  Blizzard |
-1.3 ° C | 1.4 ° C | 0.2 ° C | % 80 | 39.6 km/h | 86% |
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