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St. Ignace MI Weather - Clear - 48°F
Clear
48°F
Updated 5:23 am
Feels Like 47°F
Humidity 93%
Wind ESE 7 mph
Barometer  30.2 in
Dew Point 46°F
St. Ignace MI Weather - Clear - 9°C
Clear
9°C
Updated 5:23 am
Feels Like 8°C
Humidity 93%
Wind ESE 11 km/h
Barometer  102.2 kPa
Dew Point 8°C
St. Ignace, MI Weather and Current Conditionsst. ignace mi weather forecast

St. Ignace, MI Weather Forecast

St. Ignace Michigan WeatherSt. Ignace, Michigan Weather Weather Forecast
14 day API St. Ignace, MI weather forecast. Note. Our 7-day weather forecast for St. Ignace, Michigan is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
St. Ignace, MI Weather Forecast Dated: 523 AM Sat Sep 19 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.

Saturday, September 19, 2026

Mid-Morning
St. Ignace Weather - 2026-09-19 - Morning - Cloudy
53°F 12°C
Cloudy
Mid-Afternoon
St. Ignace Weather - 2026-09-19 - Afternoon - Overcast
57°F 14°C
Overcast
Early-Evening
St. Ignace Weather - 2026-09-19 - Evening - Overcast
57°F 14°C
Overcast
Brisk around 57°F 14°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds turning from the SE to the ESE at 15 mph 24 km/h.

Sunday, September 20, 2026

Mid-Morning
St. Ignace Weather - 2026-09-20 - Morning - Partly Cloudy
54°F 12°C
Partly Cloudy
Mid-Afternoon
St. Ignace Weather - 2026-09-20 - Afternoon - Overcast
58°F 15°C
Overcast
Early-Evening
St. Ignace Weather - 2026-09-20 - Evening - Overcast
59°F 15°C
Overcast
Mildly cool near 58°F 15°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the NNE to the NE at 12 mph 19 km/h.

Monday, September 21, 2026

Mid-Morning
St. Ignace Weather - 2026-09-21 - Morning - Overcast
48°F 9°C
Overcast
Mid-Afternoon
St. Ignace Weather - 2026-09-21 - Afternoon - Overcast
51°F 10°C
Overcast
Early-Evening
St. Ignace Weather - 2026-09-21 - Evening - Overcast
54°F 12°C
Overcast
Chilly near 51°F 10°C, overcast throughout the day, with lower humidity and steady pressure. Winds E at 18 mph 30 km/h. Gusts up to 23 mph 37 km/h.

Tuesday, September 22, 2026

Mid-Morning
St. Ignace Weather - 2026-09-22 - Morning - Sunny
51°F 10°C
Sunny
Mid-Afternoon
St. Ignace Weather - 2026-09-22 - Afternoon - Sunny
54°F 12°C
Sunny
Early-Evening
St. Ignace Weather - 2026-09-22 - Evening - Sunny
56°F 13°C
Sunny
Crisp with a high near 54°F 12°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the ENE to the ESE at 14 mph 23 km/h. Gusts up to 23 mph 37 km/h.

Wednesday, September 23, 2026

Mid-Morning
St. Ignace Weather - 2026-09-23 - Morning - Sunny
55°F 13°C
Sunny
Mid-Afternoon
St. Ignace Weather - 2026-09-23 - Afternoon - Sunny
54°F 12°C
Sunny
Early-Evening
St. Ignace Weather - 2026-09-23 - Evening - Sunny
55°F 13°C
Sunny
Brisk around 54°F 12°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the E to the ESE at 13 mph 21 km/h.

Thursday, September 24, 2026

Mid-Morning
St. Ignace Weather - 2026-09-24 - Morning - Cloudy
52°F 11°C
Cloudy
Mid-Afternoon
St. Ignace Weather - 2026-09-24 - Afternoon - Sunny
55°F 13°C
Sunny
Early-Evening
St. Ignace Weather - 2026-09-24 - Evening - Sunny
57°F 14°C
Sunny
Cool and brisk at 55°F 13°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the NE to the ENE at 6 mph 9 km/h.

Friday, September 25, 2026

Mid-Morning
St. Ignace Weather - 2026-09-25 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
St. Ignace Weather - 2026-09-25 - Afternoon - Sunny
59°F 15°C
Sunny
Early-Evening
St. Ignace Weather - 2026-09-25 - Evening - Sunny
62°F 16°C
Sunny
Comfortable at 59°F 15°C, sunny throughout the day, with lower humidity and steady pressure.

Saturday, September 26, 2026

Mid-Morning
St. Ignace Weather - 2026-09-26 - Morning - Sunny
56°F 14°C
Sunny
Mid-Afternoon
St. Ignace Weather - 2026-09-26 - Afternoon - Sunny
61°F 16°C
Sunny
Early-Evening
St. Ignace Weather - 2026-09-26 - Evening - Sunny
61°F 16°C
Sunny
Cool with a high near 61°F 16°C, sunny throughout the day, with increasing humidity and steady pressure. Winds switching from the S to the SE at 8 mph 13 km/h.

Sunday, September 27, 2026

Mid-Morning
St. Ignace Weather - 2026-09-27 - Morning - Overcast
59°F 15°C
Overcast
Mid-Afternoon
St. Ignace Weather - 2026-09-27 - Afternoon - Cloudy
63°F 17°C
Cloudy
Early-Evening
St. Ignace Weather - 2026-09-27 - Evening - Sunny
61°F 16°C
Sunny
Refreshing around 63°F 17°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with increasing humidity and barometric pressure falling. Winds moving from the SSW to the E at 8 mph 12 km/h.

Monday, September 28, 2026

Mid-Morning
St. Ignace Weather - 2026-09-28 - Morning - Overcast
58°F 15°C
Overcast
Mid-Afternoon
St. Ignace Weather - 2026-09-28 - Afternoon - Drizzle
62°F 16°C
Drizzle
Early-Evening
St. Ignace Weather - 2026-09-28 - Evening - Scattered Showers
58°F 14°C
Scattered Showers
Mildly cool near 62°F 16°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds swinging from the SSW to the WNW at 11 mph 17 km/h.

Tuesday, September 29, 2026

Mid-Morning
St. Ignace Weather - 2026-09-29 - Morning - Cloudy
50°F 10°C
Cloudy
Mid-Afternoon
St. Ignace Weather - 2026-09-29 - Afternoon - Sunny
53°F 12°C
Sunny
Early-Evening
St. Ignace Weather - 2026-09-29 - Evening - Overcast
54°F 12°C
Overcast
Chilly near 53°F 12°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds easing from NE 17 mph 27 km/h to ESE 8 mph 13 km/h.

Wednesday, September 30, 2026

Mid-Morning
St. Ignace Weather - 2026-09-30 - Morning - Overcast
50°F 10°C
Overcast
Mid-Afternoon
St. Ignace Weather - 2026-09-30 - Afternoon - Sunny
53°F 12°C
Sunny
Early-Evening
St. Ignace Weather - 2026-09-30 - Evening - Partly Cloudy
55°F 13°C
Partly Cloudy
Crisp with a high near 53°F 12°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the ENE to the E at 10 mph 15 km/h.

Thursday, October 1, 2026

Mid-Morning
St. Ignace Weather - 2026-10-01 - Morning - Overcast
54°F 12°C
Overcast
Mid-Afternoon
St. Ignace Weather - 2026-10-01 - Afternoon - Partly Cloudy
56°F 13°C
Partly Cloudy
Early-Evening
St. Ignace Weather - 2026-10-01 - Evening - Scattered Showers
56°F 13°C
Scattered Showers
Brisk around 56°F 13°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds switching from the ENE to the ESE at 21 mph 34 km/h. Gusts up to 29 mph 46 km/h.

Friday, October 2, 2026

Mid-Morning
St. Ignace Weather - 2026-10-02 - Morning - Sunny
55°F 13°C
Sunny
Mid-Afternoon
St. Ignace Weather - 2026-10-02 - Afternoon - Sunny
60°F 15°C
Sunny
Early-Evening
St. Ignace Weather - 2026-10-02 - Evening - Overcast
61°F 17°C
Overcast
Mildly cool near 60°F 15°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds moving from the ENE to the ESE at 7 mph 12 km/h.

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Weather by the Numbers

Sat, 19th
St. Ignace MI Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 57°F 14°C
Lo: 52°F 11°C
Sunrise 07:22 AM
Sunset 07:42 PM
Wind ESE 13 mph22 km/h
Dew Point 45°F7°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 5% *
Humidity 64%
Sun, 20th
St. Ignace MI Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 60°F 16°C
Lo: 52°F 11°C
Sunrise 07:23 AM
Sunset 07:40 PM
Wind NE 9 mph14 km/h
Dew Point 42°F6°C
uv Index 3
Barometric Pressure 30.09 in1019 mb
POP 14% *
Humidity 59%
Mon, 21st
St. Ignace MI Weather - Monday, Sep 21, 2026 - Overcast
Hi: 54°F 12°C
Lo: 48°F 9°C
Sunrise 07:25 AM
Sunset 07:38 PM
Wind E 21 mph33 km/h
Dew Point 38°F3°C
uv Index 3
Barometric Pressure 30.33 in1027 mb
POP 17% *
Humidity 65%
Tue, 22nd
St. Ignace MI Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 56°F 14°C
Lo: 51°F 10°C
Sunrise 07:26 AM
Sunset 07:36 PM
Wind E 20 mph32 km/h
Dew Point 40°F4°C
uv Index 4
Barometric Pressure 30.39 in1029 mb
POP 4% *
Humidity 63%
Wed, 23rd
St. Ignace MI Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 56°F 14°C
Lo: 52°F 11°C
Sunrise 07:27 AM
Sunset 07:34 PM
Wind E 21 mph33 km/h
Dew Point 45°F7°C
uv Index 4
Barometric Pressure 30.45 in1031 mb
POP 7% *
Humidity 70%
Thu, 24th
St. Ignace MI Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 57°F 14°C
Lo: 51°F 11°C
Sunrise 07:28 AM
Sunset 07:32 PM
Wind ENE 6 mph9 km/h
Dew Point 44°F7°C
uv Index 4
Barometric Pressure 30.33 in1027 mb
POP 11% *
Humidity 72%
Fri, 25th
St. Ignace MI Weather - Friday, Sep 25, 2026 - Sunny
Hi: 62°F 16°C
Lo: 53°F 11°C
Sunrise 07:30 AM
Sunset 07:30 PM
Wind W 4 mph7 km/h
Dew Point 44°F7°C
uv Index 4
Barometric Pressure 30.36 in1028 mb
POP 6% *
Humidity 69%
Sat, 26th
St. Ignace MI Weather - Saturday, Sep 26, 2026 - Sunny
Hi: 62°F 17°C
Lo: 56°F 13°C
Sunrise 07:31 AM
Sunset 07:28 PM
Wind SE 8 mph12 km/h
Dew Point 43°F6°C
uv Index 5
Barometric Pressure 30.36 in1028 mb
POP 3% *
Humidity 54%
Sun, 27th
St. Ignace MI Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 64°F 18°C
Lo: 58°F 14°C
Sunrise 07:32 AM
Sunset 07:26 PM
Wind SSE 6 mph10 km/h
Dew Point 47°F9°C
uv Index 5
Barometric Pressure 30.3 in1026 mb
POP 10% *
Humidity 60%
Mon, 28th
St. Ignace MI Weather - Monday, Sep 28, 2026 - Patchy Rain Nearby
Hi: 62°F 17°C
Lo: 54°F 12°C
Sunrise 07:33 AM
Sunset 07:24 PM
Wind WSW 10 mph16 km/h
Dew Point 52°F11°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 21% *
Humidity 75%
Tue, 29th
St. Ignace MI Weather - Tuesday, Sep 29, 2026 - Partly Cloudy
Hi: 54°F 12°C
Lo: 50°F 10°C
Sunrise 07:35 AM
Sunset 07:22 PM
Wind NE 13 mph21 km/h
Dew Point 44°F7°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 17% *
Humidity 78%
Wed, 30th
St. Ignace MI Weather - Wednesday, Sep 30, 2026 - Overcast
Hi: 56°F 14°C
Lo: 49°F 9°C
Sunrise 07:36 AM
Sunset 07:21 PM
Wind ENE 18 mph28 km/h
Dew Point 45°F7°C
uv Index 3
Barometric Pressure 30.3 in1026 mb
POP 24% *
Humidity 80%
Thu, 1st
St. Ignace MI Weather - Thursday, Oct 1, 2026 - Partly Cloudy
Hi: 56°F 14°C
Lo: 53°F 12°C
Sunrise 07:37 AM
Sunset 07:19 PM
Wind E 20 mph32 km/h
Dew Point 50°F10°C
uv Index 4
Barometric Pressure 30.3 in1026 mb
POP 22% *
Humidity 85%
Fri, 2nd
St. Ignace MI Weather - Friday, Oct 2, 2026 - Sunny
Hi: 62°F 17°C
Lo: 55°F 13°C
Sunrise 07:39 AM
Sunset 07:17 PM
Wind ENE 10 mph16 km/h
Dew Point 51°F11°C
uv Index 4
Barometric Pressure 30.42 in1030 mb
POP 11% *
Humidity 84%
* POP = Probability of Precipitation. Data for 12:00 PM.