Jamestown, ID 14 Day Weather - WeatherWorld.com
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Jamestown, ID Weather Forecast


Jamestown, ID Weather Forecast Dated: 153 PM Wed Sep 16 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. comfortable humidity and no major pressure swings will dominate.
Wednesday, September 16, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
84°F 29°C
Scattered Showers
Early-Evening
68°F 20°C
Light Showers
Warm and summery near 84°F 29°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds turning from the NE to the E at 7 mph 12 km/h.
Thursday, September 17, 2026
Mid-Morning
62°F 17°C
Light Showers
Mid-Afternoon
79°F 26°C
Light Showers
Early-Evening
69°F 21°C
Sunny
Comfortable with temperatures reaching 79°F 26°C, showers lingering into the afternoon before clearing, with lower humidity and steady pressure. Winds building from E at 3 mph 5 km/h to ESE at 13 mph 21 km/h.
Friday, September 18, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
73°F 23°C
Nearby Thunderstorms
Early-Evening
65°F 18°C
Scattered Showers
Enjoyable around 73°F 23°C, heavy thunderstorms conditions at times, with steady humidity and barometric pressure falling. Winds increasing from the NE at 2 mph 4 km/h to ESE at 10 mph 17 km/h.
Saturday, September 19, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
69°F 20°C
Scattered Showers
Early-Evening
65°F 18°C
Overcast
Mild temperatures up to 69°F 20°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds swinging from the SW to the NE at 7 mph 11 km/h.
Sunday, September 20, 2026
Mid-Morning
57°F 14°C
Cloudy
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
69°F 20°C
Sunny
Mild with a high of 74°F 23°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds shifting from the NNE to the SE at 5 mph 8 km/h.
Monday, September 21, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
80°F 27°C
Overcast
Early-Evening
72°F 22°C
Overcast
Warm and summery near 80°F 27°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds turning from the NE to the SE at 5 mph 8 km/h.
Tuesday, September 22, 2026
Mid-Morning
61°F 16°C
Partly Cloudy
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
70°F 21°C
Sunny
Comfortable with temperatures reaching 79°F 26°C, partly cloudy in the morning, overcast in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds switching from the SW to the SSW at 10 mph 15 km/h.
Wednesday, September 23, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
77°F 25°C
Partly Cloudy
Early-Evening
70°F 21°C
Sunny
Enjoyable around 77°F 25°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds moving from the S to the SSE at 6 mph 10 km/h.
Thursday, September 24, 2026
Mid-Morning
60°F 15°C
Sunny
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
74°F 23°C
Sunny
Warm temperatures up to 84°F 29°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds swinging from the ENE to the SSE at 8 mph 13 km/h.
Friday, September 25, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
85°F 30°C
Overcast
Early-Evening
71°F 22°C
Overcast
Very warm with a high of 85°F 30°C, sunny in the morning, becoming overcast through the afternoon and evening, with increasing humidity and barometric pressure falling. Winds picking up from ENE at 5 mph 8 km/h to SW at 17 mph 27 km/h. Gusts up to 26 mph 42 km/h.
Saturday, September 26, 2026
Mid-Morning
59°F 15°C
Light Showers
Mid-Afternoon
66°F 19°C
Nearby Thunderstorms
Early-Evening
58°F 14°C
Scattered Showers
Comfortable at 66°F 19°C, scattered downpours possible, with steady humidity and steady pressure. Winds turning from the SSE to the SE at 6 mph 9 km/h.
Sunday, September 27, 2026
Mid-Morning
48°F 9°C
Light Showers
Mid-Afternoon
41°F 5°C
Light Showers
Early-Evening
40°F 5°C
Light Showers
Cold with a high near 41°F 5°C, on-and-off showers throughout the day, with steady humidity and barometric pressure rising. Winds switching from the WSW to the SE at 10 mph 16 km/h.
Monday, September 28, 2026
Mid-Morning
39°F 4°C
Sunny
Mid-Afternoon
55°F 13°C
Sunny
Early-Evening
50°F 10°C
Sunny
Brisk around 55°F 13°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds moving from the SSW to the ESE at 5 mph 8 km/h.
Tuesday, September 29, 2026
Mid-Morning
42°F 5°C
Partly Cloudy
Mid-Afternoon
70°F 21°C
Partly Cloudy
Early-Evening
61°F 17°C
Partly Cloudy
Mild temperatures up to 70°F 21°C, partly cloudy throughout the day, with lower humidity and barometric pressure falling.
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