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St. Augusta, MN Weather Forecast
St. Augusta, MN Weather Forecast Dated: 536 AM Tue Sep 15 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and a stable pattern will dominate.
Tuesday, September 15, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
64°F 18°C
Sunny
Pleasant near 68°F 20°C, sunny throughout the day, with lower humidity and barometric pressure rising. Winds easing from WNW 18 mph 29 km/h to NNW 8 mph 13 km/h.
Wednesday, September 16, 2026
Mid-Morning
53°F 11°C
Overcast
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
67°F 19°C
Scattered Showers
Comfortable with temperatures reaching 70°F 21°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds switching from the ESE to the S at 7 mph 11 km/h.
Thursday, September 17, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
75°F 24°C
Cloudy
Early-Evening
71°F 22°C
Sunny
Enjoyable around 75°F 24°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
59°F 15°C
Light Showers
Mid-Afternoon
65°F 18°C
Scattered Showers
Early-Evening
61°F 16°C
Light Showers
Cool with a high near 65°F 18°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds moving from the ESE to the E at 13 mph 20 km/h. Gusts up to 23 mph 38 km/h.
Saturday, September 19, 2026
Mid-Morning
55°F 13°C
Fog
Mid-Afternoon
61°F 16°C
Scattered Showers
Early-Evening
59°F 15°C
Overcast
Refreshing around 61°F 16°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds out of the NE at 12 mph 19 km/h. Gusts up to 26 mph 41 km/h.
Sunday, September 20, 2026
Mid-Morning
56°F 14°C
Overcast
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
59°F 15°C
Scattered Showers
Mildly cool near 62°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds shifting from the ENE to the NE at 11 mph 17 km/h. Gusts up to 20 mph 32 km/h.
Monday, September 21, 2026
Mid-Morning
51°F 10°C
Scattered Showers
Mid-Afternoon
54°F 12°C
Heavy Rain Showers
Early-Evening
54°F 12°C
Light Showers
Chilly near 54°F 12°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds ENE at 9 mph 14 km/h.
Tuesday, September 22, 2026
Mid-Morning
53°F 11°C
Light Fog
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
62°F 17°C
Sunny
Cool with a high near 64°F 18°C, sunny throughout the day, with lower humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
59°F 15°C
Light Fog
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
65°F 18°C
Sunny
Mild temperatures up to 69°F 21°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the W to the WSW at 7 mph 12 km/h.
Thursday, September 24, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
58°F 15°C
Cloudy
Early-Evening
54°F 13°C
Overcast
Mildly cool near 58°F 15°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure rising. Winds moving from the WNW to the NW at 13 mph 20 km/h. Gusts up to 23 mph 38 km/h.
Friday, September 25, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
56°F 13°C
Sunny
Comfortable at 59°F 15°C, sunny throughout the day, with lower humidity and steady pressure. Winds NNW at 12 mph 19 km/h.
Saturday, September 26, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
56°F 13°C
Sunny
Early-Evening
52°F 11°C
Sunny
Crisp with a high near 56°F 13°C, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the ESE to the NE at 8 mph 12 km/h.
Sunday, September 27, 2026
Mid-Morning
42°F 6°C
Sunny
Mid-Afternoon
49°F 9°C
Overcast
Early-Evening
47°F 9°C
Scattered Showers
Brisk around 49°F 9°C, periods of heavy rain and gusty conditions, with increasing humidity and barometric pressure falling. Winds turning from the SE to the E at 9 mph 14 km/h.
Monday, September 28, 2026
Mid-Morning
40°F 4°C
Scattered Showers
Mid-Afternoon
40°F 5°C
Scattered Showers
Early-Evening
41°F 5°C
Scattered Showers
Biting cold near 40°F 5°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds switching from the WSW to the NNE at 13 mph 21 km/h. Gusts up to 20 mph 33 km/h.
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