Fairfax, SD 14 Day Weather - 57335 WeatherWorld.com
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Fairfax, SD Weather Forecast


Fairfax, SD Weather Forecast Dated: 354 AM Tue Sep 08 2026
Expect a mild stretch with plenty of sunshine and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Tuesday, September 8, 2026
Mid-Morning
74°F 23°C
Heavy Rain
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
80°F 27°C
Overcast
Warm and summery near 81°F 27°C, early showers breaking for a drier afternoon, with lower humidity and steady pressure. Winds turning from the WNW to the NNE at 5 mph 8 km/h.
Wednesday, September 9, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
80°F 26°C
Partly Cloudy
Early-Evening
76°F 24°C
Sunny
Balmy with temperatures reaching 80°F 26°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the NNW to the NNE at 8 mph 12 km/h.
Thursday, September 10, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
87°F 30°C
Sunny
Early-Evening
89°F 32°C
Sunny
Quite warm around 87°F 30°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds S at 17 mph 27 km/h. Gusts up to 29 mph 47 km/h.
Friday, September 11, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
75°F 24°C
Sunny
Warm temperatures up to 81°F 27°C, sunny throughout the day, with steady humidity and steady pressure. Winds out of the NNE at 15 mph 24 km/h. Gusts up to 27 mph 44 km/h.
Saturday, September 12, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
84°F 29°C
Overcast
Early-Evening
87°F 30°C
Overcast
Very warm with a high of 84°F 29°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds shifting from the NNW to the SE at 10 mph 16 km/h.
Sunday, September 13, 2026
Mid-Morning
71°F 22°C
Cloudy
Mid-Afternoon
78°F 26°C
Overcast
Early-Evening
69°F 21°C
Overcast
Pleasant near 78°F 26°C, overcast throughout the day, with steady humidity and steady pressure. Winds increasing from the SW at 2 mph 3 km/h to NNW at 11 mph 17 km/h.
Monday, September 14, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
57°F 14°C
Sunny
Early-Evening
50°F 10°C
Sunny
Chilly near 57°F 14°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the NW to the NNW at 17 mph 28 km/h. Gusts up to 27 mph 42 km/h.
Tuesday, September 15, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
61°F 16°C
Partly Cloudy
Early-Evening
62°F 17°C
Sunny
Cool with a high 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. Winds moving from the NW to the SSE at 4 mph 6 km/h.
Wednesday, September 16, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
72°F 22°C
Partly Cloudy
Early-Evening
66°F 19°C
Cloudy
Mild temperatures up to 72°F 22°C, partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds S at 10 mph 16 km/h. Gusts up to 24 mph 38 km/h.
Thursday, September 17, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
79°F 26°C
Sunny
Mild with a high of 79°F 26°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds shifting from the SSW to the S at 15 mph 23 km/h. Gusts up to 27 mph 44 km/h.
Friday, September 18, 2026
Mid-Morning
57°F 14°C
Scattered Showers
Mid-Afternoon
46°F 8°C
Scattered Showers
Early-Evening
46°F 8°C
Light Showers
Chilly near 46°F 8°C, scattered downpours possible, with increasing humidity and barometric pressure rising. Winds tapering down from ESE 21 mph 34 km/h to NW 12 mph 19 km/h. Gusts up to 24 mph 38 km/h.
Saturday, September 19, 2026
Mid-Morning
44°F 7°C
Overcast
Mid-Afternoon
57°F 14°C
Sunny
Early-Evening
57°F 14°C
Sunny
Crisp with a high near 57°F 14°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds switching from the SE to the SSE at 8 mph 12 km/h.
Sunday, September 20, 2026
Mid-Morning
51°F 11°C
Partly Cloudy
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
71°F 22°C
Sunny
Enjoyable around 69°F 21°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling. Winds moving from the S to the SE at 9 mph 14 km/h.
Monday, September 21, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
84°F 29°C
Sunny
Warm temperatures up to 84°F 29°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the SSW to the SSE at 11 mph 18 km/h. Gusts up to 24 mph 39 km/h.
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