St. John, WA 14 Day Weather - 99127 WeatherWorld.com
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St. John, WA Weather Forecast


St. John, WA Weather Forecast Dated: 209 AM Mon Oct 12 2026
Expect a cool pattern with plenty of sunshine and mostly dry weather over the coming period. moderate humidity and a stable pattern will dominate.
Monday, October 12, 2026
Mid-Morning
42°F 6°C
Partly Cloudy
Mid-Afternoon
52°F 11°C
Sunny
Early-Evening
46°F 8°C
Sunny
Brisk around 52°F 11°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.
Tuesday, October 13, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
58°F 15°C
Sunny
Early-Evening
50°F 10°C
Sunny
Mildly cool near 58°F 15°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.
Wednesday, October 14, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
53°F 12°C
Partly Cloudy
Comfortable at 61°F 16°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
Thursday, October 15, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
57°F 14°C
Partly Cloudy
Mild temperatures up to 68°F 20°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds out of the SE at 6 mph 10 km/h.
Friday, October 16, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
73°F 23°C
Partly Cloudy
Early-Evening
62°F 17°C
Sunny
Mild with a high of 73°F 23°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and barometric pressure falling. Winds switching from the SE to the E at 3 mph 5 km/h.
Saturday, October 17, 2026
Mid-Morning
56°F 14°C
Cloudy
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
61°F 17°C
Cloudy
Pleasant near 68°F 20°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds moving from the S to the SW at 9 mph 14 km/h.
Sunday, October 18, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
60°F 16°C
Overcast
Early-Evening
54°F 13°C
Overcast
Comfortable at 60°F 16°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds swinging from the SW to the ENE at 5 mph 8 km/h.
Monday, October 19, 2026
Mid-Morning
51°F 11°C
Scattered Showers
Mid-Afternoon
49°F 9°C
Overcast
Early-Evening
47°F 9°C
Drizzle
Crisp with a high near 49°F 9°C, scattered downpours possible, with increasing humidity and steady pressure. Winds shifting from the SW to the S at 8 mph 13 km/h.
Tuesday, October 20, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
53°F 12°C
Sunny
Early-Evening
47°F 9°C
Clear
Brisk around 53°F 12°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds WSW at 11 mph 17 km/h.
Wednesday, October 21, 2026
Mid-Morning
43°F 6°C
Sunny
Mid-Afternoon
54°F 12°C
Sunny
Early-Evening
48°F 9°C
Clear
Cool and brisk at 54°F 12°C, sunny throughout the day, with lower humidity and steady pressure.
Thursday, October 22, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
58°F 15°C
Sunny
Early-Evening
52°F 11°C
Clear
Comfortable at 58°F 15°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.
Friday, October 23, 2026
Mid-Morning
47°F 8°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
52°F 11°C
Clear
Cool with a high near 60°F 16°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Saturday, October 24, 2026
Mid-Morning
47°F 9°C
Sunny
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
52°F 11°C
Clear
Refreshing around 59°F 15°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the S to the SE at 3 mph 6 km/h.
Sunday, October 25, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
54°F 12°C
Clear
Mildly cool near 61°F 16°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling.
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