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Foster, OR Weather Forecast
Foster, OR Weather Forecast Dated: 143 PM Mon Sep 21 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Monday, September 21, 2026
Mid-Morning
58°F 14°C
Sunny
Mid-Afternoon
72°F 22°C
Overcast
Early-Evening
64°F 18°C
Overcast
Pleasant near 72°F 22°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
55°F 13°C
Cloudy
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
60°F 16°C
Sunny
Comfortable with temperatures reaching 69°F 21°C, cloudy in the morning, sunny in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
54°F 12°C
Cloudy
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
61°F 16°C
Cloudy
Enjoyable around 69°F 21°C, cloudy in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
59°F 15°C
Overcast
Mild temperatures up to 69°F 21°C, overcast throughout the day, with increasing humidity and steady pressure.
Friday, September 25, 2026
Mid-Morning
50°F 10°C
Scattered Showers
Mid-Afternoon
60°F 15°C
Scattered Showers
Early-Evening
55°F 13°C
Overcast
Refreshing around 60°F 15°C, scattered downpours possible, with lower humidity and steady pressure.
Saturday, September 26, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
59°F 15°C
Partly Cloudy
Mildly cool near 66°F 19°C, cloudy in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling.
Sunday, September 27, 2026
Mid-Morning
47°F 8°C
Light Showers
Mid-Afternoon
51°F 10°C
Light Showers
Early-Evening
50°F 10°C
Light Showers
Chilly near 51°F 10°C, rounds of showers expected off and on all day, with steady humidity and steady pressure.
Monday, September 28, 2026
Mid-Morning
51°F 11°C
Scattered Showers
Mid-Afternoon
59°F 15°C
Light Showers
Early-Evening
57°F 14°C
Scattered Showers
Cool with a high near 59°F 15°C, scattered downpours possible, with lower humidity and barometric pressure falling.
Tuesday, September 29, 2026
Mid-Morning
53°F 12°C
Rain Showers
Mid-Afternoon
61°F 16°C
Scattered Showers
Early-Evening
52°F 11°C
Scattered Showers
Refreshing around 61°F 16°C, locally heavy downpours at times, with steady humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
57°F 14°C
Sunny
Mildly cool near 66°F 19°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the SSE to the E at 6 mph 10 km/h.
Thursday, October 1, 2026
Mid-Morning
54°F 12°C
Cloudy
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
59°F 15°C
Overcast
Pleasant near 68°F 20°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure.
Friday, October 2, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
58°F 14°C
Sunny
Cool with a high near 64°F 18°C, sunny throughout the day, with steady humidity and steady pressure.
Saturday, October 3, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
59°F 15°C
Sunny
Enjoyable around 68°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the SSE to the E at 5 mph 9 km/h.
Sunday, October 4, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
67°F 20°C
Sunny
Warm temperatures up to 82°F 28°C, sunny throughout the day, with steady humidity and barometric pressure falling.
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