Fairfield, ID 14 Day Weather - 83322 WeatherWorld.com
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Fairfield, ID Weather Forecast


Fairfield, ID Weather Forecast Dated: 1040 AM Fri Sep 11 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Friday, September 11, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
60°F 16°C
Overcast
Pleasant near 68°F 20°C, sunny through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds turning from the NW to the N at 11 mph 17 km/h.
Saturday, September 12, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
64°F 18°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, partly cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds switching from the ESE to the WNW at 8 mph 13 km/h.
Sunday, September 13, 2026
Mid-Morning
42°F 6°C
Scattered Showers
Mid-Afternoon
48°F 9°C
Partly Cloudy
Early-Evening
43°F 6°C
Sunny
Chilly near 48°F 9°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the WSW to the NW at 9 mph 15 km/h.
Monday, September 14, 2026
Mid-Morning
42°F 6°C
Sunny
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
52°F 11°C
Sunny
Cool with a high near 61°F 16°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds out of the SW at 12 mph 19 km/h.
Tuesday, September 15, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
58°F 15°C
Sunny
Refreshing around 65°F 18°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds shifting from the ENE to the NNW at 8 mph 14 km/h.
Wednesday, September 16, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
60°F 16°C
Sunny
Pleasant near 69°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the NNE to the N at 9 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
67°F 20°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the NE to the N at 10 mph 16 km/h.
Friday, September 18, 2026
Mid-Morning
65°F 18°C
Overcast
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
71°F 22°C
Overcast
Enjoyable around 79°F 26°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds blowing from the S at 9 mph 14 km/h.
Saturday, September 19, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
80°F 26°C
Cloudy
Early-Evening
71°F 22°C
Overcast
Warm temperatures up to 80°F 26°C, sunny in the morning, becoming overcast through the afternoon and evening, with increasing humidity and barometric pressure falling. Winds swinging from the ENE to the ESE at 6 mph 9 km/h.
Sunday, September 20, 2026
Mid-Morning
59°F 15°C
Scattered Showers
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
59°F 15°C
Overcast
Mildly cool near 62°F 17°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds shifting from the W to the NW at 5 mph 8 km/h.
Monday, September 21, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
59°F 15°C
Sunny
Pleasant near 69°F 21°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the NNW to the NW at 9 mph 14 km/h.
Tuesday, September 22, 2026
Mid-Morning
47°F 9°C
Partly Cloudy
Mid-Afternoon
58°F 15°C
Overcast
Early-Evening
49°F 9°C
Overcast
Cool with a high near 58°F 15°C, partly cloudy in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds switching from the WNW to the NW at 9 mph 14 km/h.
Wednesday, September 23, 2026
Mid-Morning
40°F 5°C
Sunny
Mid-Afternoon
51°F 11°C
Overcast
Early-Evening
45°F 8°C
Overcast
Brisk around 51°F 11°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the W to the SSE at 8 mph 12 km/h.
Thursday, September 24, 2026
Mid-Morning
36°F 2°C
Heavy Snow Showers
Mid-Afternoon
38°F 4°C
Heavy Snow Showers
Early-Evening
41°F 5°C
Scattered Showers
Biting cold near 38°F 4°C, patchy blowing snow and gusty conditions, with steady humidity and steady pressure.
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