Grants Pass Airport (GTP) 15 Day Weather Forecast, Grants Pass United States
Current weather conditions and 15 day weather forecast for Grants Pass Airport in Grants Pass, 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 GTP
| 13 September 2026 Sun 7.5 ° C ( 45.5°F )  Overcast |
Feels Like : 5.9 ° C / 42.6°F Humidity : % 88 Pressure : 1019 mb Wind Speed : 3.6 kmph / 2.2 miles from ESE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 98 |
15-day weather forecast for Grants Pass Airport, Grants Pass, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 September 2026 Sun | Overcast |
7.5 ° C | 17.7 ° C | 12 ° C | % 70 | 7.9 km/h | 19% |
| 14 September 2026 Mon |  Sunny |
6.9 ° C | 25 ° C | 14.6 ° C | % 59 | 13 km/h | 3% |
| 15 September 2026 Tue | Sunny |
7.9 ° C | 23.3 ° C | 15.1 ° C | % 54 | 15.8 km/h | 3% |
| 16 September 2026 Wed | Sunny |
8.7 ° C | 27.5 ° C | 16.4 ° C | % 64 | 13 km/h | 17% |
| 17 September 2026 Thu | Sunny |
12.1 ° C | 27 ° C | 17.7 ° C | % 64 | 15.1 km/h | 57% |
| 18 September 2026 Fri | Sunny |
11.2 ° C | 28.2 ° C | 18.6 ° C | % 56 | 7.6 km/h | 2% |
| 19 September 2026 Sat | Sunny |
12 ° C | 28.8 ° C | 19.2 ° C | % 48 | 13.7 km/h | 5% |
| 20 September 2026 Sun | Sunny |
11.7 ° C | 27.8 ° C | 18.4 ° C | % 56 | 12.6 km/h | 3% |
| 21 September 2026 Mon | Sunny |
12.7 ° C | 29.8 ° C | 19.7 ° C | % 48 | 14.4 km/h | 1% |
| 22 September 2026 Tue | Sunny |
12.2 ° C | 32.3 ° C | 20.7 ° C | % 43 | 7.6 km/h | 1% |
| 23 September 2026 Wed | Overcast |
12.2 ° C | 20.2 ° C | 15.5 ° C | % 71 | 5.4 km/h | 52% |
| 24 September 2026 Thu | Overcast |
10.2 ° C | 20.7 ° C | 14.7 ° C | % 74 | 15.8 km/h | 18% |
| 25 September 2026 Fri | Overcast |
10 ° C | 19.3 ° C | 13.7 ° C | % 74 | 9.7 km/h | 17% |
| 26 September 2026 Sat | Overcast |
7.7 ° C | 11.5 ° C | 9.7 ° C | % 69 | 4.3 km/h | 17% |
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