Wittman Field (OSH) 15 Day Weather Forecast, Oshkosh United States
Current weather conditions and 15 day weather forecast for Wittman Field in Oshkosh, 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 OSH
| 14 September 2026 Mon 18.7 ° C ( 65.7°F )  Sunny |
Feels Like : 13.2 ° C / 55.8°F Humidity : % 43 Pressure : 1018 mb Wind Speed : 23.8 kmph / 14.8 miles from WNW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Wittman Field, Oshkosh, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 September 2026 Sun | Sunny |
11.9 ° C | 18.8 ° C | 15.8 ° C | % 55 | 28.8 km/h | 6% |
| 14 September 2026 Mon | Sunny |
12.6 ° C | 20.7 ° C | 16.2 ° C | % 54 | 32 km/h | 36% |
| 15 September 2026 Tue |  Overcast |
14.2 ° C | 20.8 ° C | 17.8 ° C | % 77 | 41.8 km/h | 86% |
| 16 September 2026 Wed | Overcast |
13 ° C | 18.2 ° C | 15.4 ° C | % 68 | 20.9 km/h | 16% |
| 17 September 2026 Thu | Overcast |
15 ° C | 20.4 ° C | 17 ° C | % 65 | 16.6 km/h | 11% |
| 18 September 2026 Fri | Overcast |
15.3 ° C | 21.4 ° C | 17.9 ° C | % 76 | 20.5 km/h | 50% |
| 19 September 2026 Sat |  Light rain shower |
15.6 ° C | 20 ° C | 17.3 ° C | % 94 | 30.2 km/h | 93% |
| 20 September 2026 Sun | Overcast |
13.1 ° C | 15.4 ° C | 14 ° C | % 73 | 35.6 km/h | 46% |
| 21 September 2026 Mon | Light rain shower |
11.4 ° C | 14.4 ° C | 12.3 ° C | % 80 | 48.6 km/h | 88% |
| 22 September 2026 Tue | Light rain shower |
11.9 ° C | 13.3 ° C | 12.5 ° C | % 82 | 42.5 km/h | 89% |
| 23 September 2026 Wed | Sunny |
10.4 ° C | 17.9 ° C | 14.3 ° C | % 70 | 28.1 km/h | 10% |
| 24 September 2026 Thu | Sunny |
9 ° C | 17.8 ° C | 14 ° C | % 65 | 25.2 km/h | 4% |
| 25 September 2026 Fri | Sunny |
12.4 ° C | 19.3 ° C | 15.4 ° C | % 57 | 13 km/h | 3% |
| 26 September 2026 Sat | Sunny |
12.8 ° C | 21.8 ° C | 16.6 ° C | % 65 | 15.1 km/h | 6% |
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