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Iron Mountain SD Weather - Fog - 42°F
Fog
42°F
Updated 5:44 am
Feels Like 45°F
Humidity 100%
Wind S 6 mph
Barometer  29.78 in
Dew Point 42°F
Iron Mountain SD Weather - Fog - 6°C
Fog
6°C
Updated 5:44 am
Feels Like 7°C
Humidity 100%
Wind S 10 km/h
Barometer  100.8 kPa
Dew Point 6°C
Iron Mountain, SD Weather and Current Conditionsiron mountain sd weather forecast

Iron Mountain, SD Weather Forecast

Iron Mountain South Dakota WeatherIron Mountain, South Dakota Weather Weather Forecast
14 day API forecast for Iron Mountain, South Dakota. Note. The 7-day weather forecast for Iron Mountain, SD is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Iron Mountain, SD Weather Forecast Dated: 544 AM Mon Oct 12 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, October 12, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-12 - Morning - Overcast
52°F 11°C
Overcast
Mid-Afternoon
Iron Mountain Weather - 2026-10-12 - Afternoon - Sunny
60°F 16°C
Sunny
Early-Evening
Iron Mountain Weather - 2026-10-12 - Evening - Partly Cloudy
41°F 5°C
Partly Cloudy
Refreshing around 60°F 16°C, overcast in the morning, sunny in the afternoon, and cloudy this evening, with increasing humidity and barometric pressure rising.

Tuesday, October 13, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-13 - Morning - Overcast
44°F 6°C
Overcast
Mid-Afternoon
Iron Mountain Weather - 2026-10-13 - Afternoon - Scattered Showers
54°F 12°C
Scattered Showers
Early-Evening
Iron Mountain Weather - 2026-10-13 - Evening - Partly Cloudy
45°F 7°C
Partly Cloudy
Cool and brisk at 54°F 12°C, scattered downpours possible, with steady humidity and barometric pressure rising.

Wednesday, October 14, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-14 - Morning - Cloudy
45°F 7°C
Cloudy
Mid-Afternoon
Iron Mountain Weather - 2026-10-14 - Afternoon - Overcast
55°F 13°C
Overcast
Early-Evening
Iron Mountain Weather - 2026-10-14 - Evening - Drizzle
46°F 8°C
Drizzle
Chilly near 55°F 13°C, dry most of the day, with showers developing late, with steady humidity and steady pressure. Winds turning from the ENE to the SSE at 4 mph 6 km/h.

Thursday, October 15, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-15 - Morning - Partly Cloudy
46°F 8°C
Partly Cloudy
Mid-Afternoon
Iron Mountain Weather - 2026-10-15 - Afternoon - Sunny
53°F 11°C
Sunny
Early-Evening
Iron Mountain Weather - 2026-10-15 - Evening - Sunny
42°F 6°C
Sunny
Crisp with a high near 53°F 11°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure rising. Winds blowing from the NNW at 16 mph 25 km/h. Gusts up to 29 mph 47 km/h.

Friday, October 16, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-16 - Morning - Sunny
39°F 4°C
Sunny
Mid-Afternoon
Iron Mountain Weather - 2026-10-16 - Afternoon - Sunny
55°F 13°C
Sunny
Early-Evening
Iron Mountain Weather - 2026-10-16 - Evening - Sunny
41°F 5°C
Sunny
Brisk around 55°F 13°C, sunny throughout the day, with increasing humidity and barometric pressure falling. Winds moving from the SE to the SW at 8 mph 13 km/h.

Saturday, October 17, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-17 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Iron Mountain Weather - 2026-10-17 - Afternoon - Sunny
68°F 20°C
Sunny
Early-Evening
Iron Mountain Weather - 2026-10-17 - Evening - Sunny
53°F 12°C
Sunny
Pleasant near 68°F 20°C, sunny throughout the day, with steady humidity and steady pressure.

Sunday, October 18, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-18 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Iron Mountain Weather - 2026-10-18 - Afternoon - Sunny
66°F 19°C
Sunny
Early-Evening
Iron Mountain Weather - 2026-10-18 - Evening - Overcast
52°F 11°C
Overcast
Comfortable at 66°F 19°C, sunny through the afternoon, turning overcast this evening, with steady humidity and steady pressure. Winds swinging from the WNW to the W at 4 mph 6 km/h.

Monday, October 19, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-19 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
Iron Mountain Weather - 2026-10-19 - Afternoon - Sunny
64°F 18°C
Sunny
Early-Evening
Iron Mountain Weather - 2026-10-19 - Evening - Sunny
50°F 10°C
Sunny
Cool with a high near 64°F 18°C, sunny throughout the day, with increasing humidity and steady pressure. Winds shifting from the WNW to the SW at 6 mph 10 km/h.

Tuesday, October 20, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-20 - Morning - Overcast
57°F 14°C
Overcast
Mid-Afternoon
Iron Mountain Weather - 2026-10-20 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Iron Mountain Weather - 2026-10-20 - Evening - Sunny
60°F 16°C
Sunny
Mild temperatures up to 70°F 21°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the SW to the S at 12 mph 19 km/h. Gusts up to 30 mph 47 km/h.

Wednesday, October 21, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-21 - Morning - Overcast
55°F 13°C
Overcast
Mid-Afternoon
Iron Mountain Weather - 2026-10-21 - Afternoon - Overcast
60°F 16°C
Overcast
Early-Evening
Iron Mountain Weather - 2026-10-21 - Evening - Overcast
49°F 9°C
Overcast
Mildly cool near 60°F 16°C, overcast throughout the day, with increasing humidity and barometric pressure rising. Winds switching from the SE to the NW at 5 mph 8 km/h.

Thursday, October 22, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-22 - Morning - Sunny
51°F 11°C
Sunny
Mid-Afternoon
Iron Mountain Weather - 2026-10-22 - Afternoon - Sunny
59°F 15°C
Sunny
Early-Evening
Iron Mountain Weather - 2026-10-22 - Evening - Clear
47°F 9°C
Clear
Comfortable at 59°F 15°C, sunny throughout the day, with increasing humidity and barometric pressure rising. Winds moving from the WSW to the WNW at 4 mph 7 km/h.

Friday, October 23, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-23 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Iron Mountain Weather - 2026-10-23 - Afternoon - Cloudy
56°F 13°C
Cloudy
Early-Evening
Iron Mountain Weather - 2026-10-23 - Evening - Clear
52°F 11°C
Clear
Crisp with a high near 56°F 13°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with increasing humidity and barometric pressure falling. Winds increasing from the SSE at 5 mph 9 km/h to S at 14 mph 22 km/h. Gusts up to 31 mph 50 km/h.

Saturday, October 24, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-24 - Morning - Nearby Thunderstorms
54°F 12°C
Nearby Thunderstorms
Mid-Afternoon
Iron Mountain Weather - 2026-10-24 - Afternoon - Light Showers
53°F 11°C
Light Showers
Early-Evening
Iron Mountain Weather - 2026-10-24 - Evening - Light Showers
44°F 7°C
Light Showers
Brisk around 53°F 11°C, periods of heavy thunderstorms, with lower humidity and barometric pressure rising. Winds picking up from SW at 12 mph 19 km/h to NNW at 20 mph 32 km/h. Gusts up to 37 mph 60 km/h.

Sunday, October 25, 2026

Mid-Morning
Iron Mountain Weather - 2026-10-25 - Morning - Sunny
44°F 6°C
Sunny
Mid-Afternoon
Iron Mountain Weather - 2026-10-25 - Afternoon - Sunny
58°F 15°C
Sunny
Early-Evening
Iron Mountain Weather - 2026-10-25 - Evening - Clear
43°F 6°C
Clear
Mildly cool near 58°F 15°C, sunny throughout the day, with increasing humidity and steady pressure.

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Weather by the Numbers

Mon, 12th
Iron Mountain SD Weather - Monday, Oct 12, 2026 - Partly Cloudy
Hi: 63°F 17°C
Lo: 38°F 3°C
Sunrise 07:05 AM
Sunset 06:15 PM
Wind SE 5 mph8 km/h
Dew Point 43°F6°C
uv Index 4
Barometric Pressure 29.77 in1008 mb
POP 7% *
Humidity 59%
Tue, 13th
Iron Mountain SD Weather - Tuesday, Oct 13, 2026 - Overcast
Hi: 54°F 12°C
Lo: 38°F 3°C
Sunrise 07:07 AM
Sunset 06:14 PM
Wind ESE 7 mph11 km/h
Dew Point 44°F7°C
uv Index 3
Barometric Pressure 29.88 in1012 mb
POP 20% *
Humidity 73%
Wed, 14th
Iron Mountain SD Weather - Wednesday, Oct 14, 2026 - Sunny
Hi: 56°F 13°C
Lo: 38°F 3°C
Sunrise 07:08 AM
Sunset 06:12 PM
Wind ESE 6 mph10 km/h
Dew Point 39°F4°C
uv Index 3
Barometric Pressure 30.06 in1018 mb
POP 4% *
Humidity 57%
Thu, 15th
Iron Mountain SD Weather - Thursday, Oct 15, 2026 - Sunny
Hi: 53°F 11°C
Lo: 36°F 2°C
Sunrise 07:09 AM
Sunset 06:10 PM
Wind N 19 mph30 km/h
Dew Point 33°F1°C
uv Index 4
Barometric Pressure 30.33 in1027 mb
POP 2% *
Humidity 50%
Fri, 16th
Iron Mountain SD Weather - Friday, Oct 16, 2026 - Sunny
Hi: 55°F 13°C
Lo: 29°F -2°C
Sunrise 07:10 AM
Sunset 06:09 PM
Wind SE 7 mph12 km/h
Dew Point 10°F-12°C
uv Index 3
Barometric Pressure 30.53 in1034 mb
POP 1% *
Humidity 20%
Sat, 17th
Iron Mountain SD Weather - Saturday, Oct 17, 2026 - Sunny
Hi: 72°F 22°C
Lo: 42°F 5°C
Sunrise 07:12 AM
Sunset 06:07 PM
Wind NNE 3 mph5 km/h
Dew Point 17°F-9°C
uv Index 6
Barometric Pressure 29.88 in1012 mb
POP 0% *
Humidity 12%
Sun, 18th
Iron Mountain SD Weather - Sunday, Oct 18, 2026 - Sunny
Hi: 66°F 19°C
Lo: 47°F 8°C
Sunrise 07:13 AM
Sunset 06:05 PM
Wind E 6 mph10 km/h
Dew Point 22°F-6°C
uv Index 5
Barometric Pressure 29.83 in1010 mb
POP 0% *
Humidity 19%
Mon, 19th
Iron Mountain SD Weather - Monday, Oct 19, 2026 - Sunny
Hi: 64°F 18°C
Lo: 46°F 8°C
Sunrise 07:14 AM
Sunset 06:04 PM
Wind SE 8 mph13 km/h
Dew Point 31°F-1°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 29%
Tue, 20th
Iron Mountain SD Weather - Tuesday, Oct 20, 2026 - Sunny
Hi: 70°F 21°C
Lo: 47°F 8°C
Sunrise 07:15 AM
Sunset 06:02 PM
Wind S 10 mph17 km/h
Dew Point 28°F-2°C
uv Index 6
Barometric Pressure 29.77 in1008 mb
POP 0% *
Humidity 21%
Wed, 21st
Iron Mountain SD Weather - Wednesday, Oct 21, 2026 - Overcast
Hi: 62°F 17°C
Lo: 44°F 7°C
Sunrise 07:17 AM
Sunset 06:01 PM
Wind ESE 7 mph11 km/h
Dew Point 35°F2°C
uv Index 4
Barometric Pressure 29.85 in1011 mb
POP 8% *
Humidity 37%
Thu, 22nd
Iron Mountain SD Weather - Thursday, Oct 22, 2026 - Sunny
Hi: 62°F 16°C
Lo: 41°F 5°C
Sunrise 07:18 AM
Sunset 05:59 PM
Wind E 4 mph7 km/h
Dew Point 36°F2°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 39%
Fri, 23rd
Iron Mountain SD Weather - Friday, Oct 23, 2026 - Sunny
Hi: 56°F 13°C
Lo: 38°F 3°C
Sunrise 07:19 AM
Sunset 05:57 PM
Wind SSE 11 mph17 km/h
Dew Point 24°F-5°C
uv Index 4
Barometric Pressure 30.3 in1026 mb
POP 1% *
Humidity 29%
Sat, 24th
Iron Mountain SD Weather - Saturday, Oct 24, 2026 - Light Rain Shower
Hi: 55°F 13°C
Lo: 43°F 6°C
Sunrise 07:21 AM
Sunset 05:56 PM
Wind W 8 mph13 km/h
Dew Point 47°F8°C
uv Index 3
Barometric Pressure 29.8 in1009 mb
POP 57% *
Humidity 76%
Sun, 25th
Iron Mountain SD Weather - Sunday, Oct 25, 2026 - Sunny
Hi: 58°F 15°C
Lo: 37°F 3°C
Sunrise 07:22 AM
Sunset 05:54 PM
Wind N 8 mph13 km/h
Dew Point 16°F-9°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 0% *
Humidity 21%
* POP = Probability of Precipitation. Data for 12:00 PM.