Wallula, WA 14 Day Weather - 99363 WeatherWorld.com
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Wallula, WA Weather Forecast


Wallula, WA Weather Forecast Dated: 214 AM Thu Sep 03 2026 (Wallula Time)
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Thursday, September 3, 2026
Mid-Morning
60°F 16°C
Scattered Showers
Mid-Afternoon
67°F 19°C
Overcast
Early-Evening
64°F 18°C
Overcast
Refreshing around 67°F 19°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds turning from the SSW to the S at 8 mph 14 km/h.
Friday, September 4, 2026
Mid-Morning
57°F 14°C
Scattered Showers
Mid-Afternoon
67°F 19°C
Nearby Thunderstorms
Early-Evening
67°F 20°C
Nearby Thunderstorms
Mildly cool near 67°F 19°C, scattered downpours possible, with lower humidity and steady pressure. Winds tapering down from SW 11 mph 18 km/h to SSE 2 mph 3 km/h.
Saturday, September 5, 2026
Mid-Morning
57°F 14°C
Scattered Showers
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
64°F 18°C
Sunny
Comfortable at 66°F 19°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds moving from the W to the WSW at 6 mph 10 km/h.
Sunday, September 6, 2026
Mid-Morning
63°F 17°C
Smoky Haze
Mid-Afternoon
73°F 23°C
Overcast
Early-Evening
68°F 20°C
Sunny
Mild temperatures up to 73°F 23°C, sunny in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure.
Monday, September 7, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
73°F 23°C
Sunny
Mild with a high of 76°F 24°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds out of the WSW at 8 mph 13 km/h.
Tuesday, September 8, 2026
Mid-Morning
67°F 20°C
Overcast
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
76°F 24°C
Overcast
Pleasant near 79°F 26°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Wednesday, September 9, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
78°F 26°C
Sunny
Balmy with temperatures reaching 82°F 28°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Thursday, September 10, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
80°F 27°C
Partly Cloudy
Quite warm around 86°F 30°C, partly cloudy throughout the day, with steady humidity and barometric pressure falling. Winds building from SSW at 6 mph 10 km/h to SW at 16 mph 26 km/h. Gusts up to 28 mph 44 km/h.
Friday, September 11, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
76°F 25°C
Overcast
Early-Evening
63°F 17°C
Cloudy
Mild temperatures up to 76°F 25°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the SW to the WSW at 23 mph 38 km/h. Gusts up to 36 mph 57 km/h.
Saturday, September 12, 2026
Mid-Morning
58°F 15°C
Partly Cloudy
Mid-Afternoon
67°F 20°C
Overcast
Early-Evening
64°F 18°C
Cloudy
Mildly cool near 67°F 20°C, overcast throughout the day, with steady humidity and steady pressure. Winds switching from the SW to the WSW at 21 mph 33 km/h. Gusts up to 32 mph 51 km/h.
Sunday, September 13, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
68°F 20°C
Sunny
Pleasant near 72°F 22°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds tapering down from WSW 21 mph 33 km/h to SSW 11 mph 18 km/h.
Monday, September 14, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
73°F 23°C
Cloudy
Comfortable with temperatures reaching 75°F 24°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling.
Tuesday, September 15, 2026
Mid-Morning
69°F 21°C
Cloudy
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
79°F 26°C
Overcast
Quite warm around 82°F 28°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds WSW at 8 mph 12 km/h.
Wednesday, September 16, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
73°F 23°C
Sunny
Mild temperatures up to 75°F 24°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds shifting from the SW to the SSW at 9 mph 15 km/h.
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