Walla Walla Airport (ALW) 15 Day Weather Forecast, Walla Walla United States
Current weather conditions and 15 day weather forecast for Walla Walla Airport in Walla Walla, 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 ALW
| 13 September 2026 Sun 19.6 ° C ( 67.3°F )  Patchy rain nearby |
Feels Like : 11.2 ° C / 52.2°F Humidity : % 36 Pressure : 1011 mb Wind Speed : 36.7 kmph / 22.8 miles from SSW 
Visibility : 2 km Precipitation (rainfall) : 0.01 mm Cloud (%) : 100 |
15-day weather forecast for Walla Walla Airport, Walla Walla, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 12 September 2026 Sat |  Overcast |
10.8 ° C | 26.2 ° C | 18.5 ° C | % 36 | 36.7 km/h | 11% |
| 13 September 2026 Sun | Patchy rain nearby |
8.4 ° C | 15 ° C | 11.1 ° C | % 72 | 28.1 km/h | 83% |
| 14 September 2026 Mon |  Sunny |
9.5 ° C | 18.9 ° C | 14.5 ° C | % 53 | 18.7 km/h | 6% |
| 15 September 2026 Tue | Sunny |
13.5 ° C | 20.2 ° C | 16.6 ° C | % 42 | 11.2 km/h | 4% |
| 16 September 2026 Wed | Sunny |
14.4 ° C | 22.2 ° C | 17.8 ° C | % 41 | 11.5 km/h | 1% |
| 17 September 2026 Thu | Sunny |
16.5 ° C | 25.6 ° C | 20.6 ° C | % 34 | 10.4 km/h | 1% |
| 18 September 2026 Fri | Sunny |
19.1 ° C | 28.9 ° C | 23.4 ° C | % 29 | 11.2 km/h | 1% |
| 19 September 2026 Sat | Sunny |
20.5 ° C | 27.5 ° C | 23.6 ° C | % 29 | 14 km/h | 3% |
| 20 September 2026 Sun | Sunny |
15.7 ° C | 22.1 ° C | 19.1 ° C | % 40 | 24.5 km/h | 2% |
| 21 September 2026 Mon | Overcast |
13.7 ° C | 19.8 ° C | 17.2 ° C | % 43 | 11.5 km/h | 6% |
| 22 September 2026 Tue | Sunny |
16.1 ° C | 23.4 ° C | 19.3 ° C | % 37 | 15.5 km/h | 3% |
| 23 September 2026 Wed | Overcast |
15.7 ° C | 22.4 ° C | 18.9 ° C | % 34 | 12.6 km/h | 4% |
| 24 September 2026 Thu | Overcast |
9.6 ° C | 16.8 ° C | 13.1 ° C | % 64 | 12.6 km/h | 79% |
| 25 September 2026 Fri |  Light rain shower |
8.6 ° C | 18.6 ° C | 12.9 ° C | % 62 | 16.2 km/h | 78% |
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