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St. Johns MI Weather - Clear - 51°F
Clear
51°F
Updated 2:35 am
Feels Like 47°F
Humidity 82%
Wind NE 6 mph
Barometer  30.39 in
Dew Point 46°F
St. Johns MI Weather - Clear - 11°C
Clear
11°C
Updated 2:35 am
Feels Like 8°C
Humidity 82%
Wind NE 10 km/h
Barometer  102.9 kPa
Dew Point 8°C
St. Johns, MI Weather and Current Conditionsst. johns mi weather forecast

St. Johns, MI Weather Forecast

St. Johns Michigan WeatherSt. Johns, Michigan Weather Weather Forecast
14 day API St. Johns, MI weather forecast. Note. Our 7-day weather forecast for St. Johns, 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. Johns, MI Weather Forecast Dated: 235 AM Thu Sep 24 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.

Thursday, September 24, 2026

Mid-Morning
St. Johns Weather - 2026-09-24 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
St. Johns Weather - 2026-09-24 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
St. Johns Weather - 2026-09-24 - Evening - Partly Cloudy
63°F 18°C
Partly Cloudy
Pleasant near 70°F 21°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds turning from the E to the SE at 9 mph 14 km/h.

Friday, September 25, 2026

Mid-Morning
St. Johns Weather - 2026-09-25 - Morning - Overcast
53°F 12°C
Overcast
Mid-Afternoon
St. Johns Weather - 2026-09-25 - Afternoon - Cloudy
68°F 20°C
Cloudy
Early-Evening
St. Johns Weather - 2026-09-25 - Evening - Partly Cloudy
62°F 17°C
Partly Cloudy
Comfortable with temperatures reaching 68°F 20°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the E to the ENE at 7 mph 10 km/h.

Saturday, September 26, 2026

Mid-Morning
St. Johns Weather - 2026-09-26 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
St. Johns Weather - 2026-09-26 - Afternoon - Sunny
69°F 21°C
Sunny
Early-Evening
St. Johns Weather - 2026-09-26 - Evening - Sunny
63°F 17°C
Sunny
Enjoyable around 69°F 21°C, sunny throughout the day, with steady humidity and barometric pressure falling.

Sunday, September 27, 2026

Mid-Morning
St. Johns Weather - 2026-09-27 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
St. Johns Weather - 2026-09-27 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
St. Johns Weather - 2026-09-27 - Evening - Partly Cloudy
66°F 19°C
Partly Cloudy
Mild temperatures up to 71°F 22°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure.

Monday, September 28, 2026

Mid-Morning
St. Johns Weather - 2026-09-28 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
St. Johns Weather - 2026-09-28 - Afternoon - Sunny
73°F 23°C
Sunny
Early-Evening
St. Johns Weather - 2026-09-28 - Evening - Sunny
67°F 19°C
Sunny
Mild with a high of 73°F 23°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Tuesday, September 29, 2026

Mid-Morning
St. Johns Weather - 2026-09-29 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
St. Johns Weather - 2026-09-29 - Afternoon - Overcast
74°F 24°C
Overcast
Early-Evening
St. Johns Weather - 2026-09-29 - Evening - Overcast
70°F 21°C
Overcast
Pleasant near 74°F 24°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds moving from the SSW to the SSE at 11 mph 18 km/h. Gusts up to 20 mph 33 km/h.

Wednesday, September 30, 2026

Mid-Morning
St. Johns Weather - 2026-09-30 - Morning - Scattered Showers
67°F 19°C
Scattered Showers
Mid-Afternoon
St. Johns Weather - 2026-09-30 - Afternoon - Light Rain
67°F 19°C
Light Rain
Early-Evening
St. Johns Weather - 2026-09-30 - Evening - Light Showers
49°F 10°C
Light Showers
Comfortable at 67°F 19°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds swinging from the S to the WSW at 17 mph 27 km/h. Gusts up to 30 mph 48 km/h.

Thursday, October 1, 2026

Mid-Morning
St. Johns Weather - 2026-10-01 - Morning - Cloudy
48°F 9°C
Cloudy
Mid-Afternoon
St. Johns Weather - 2026-10-01 - Afternoon - Sunny
60°F 15°C
Sunny
Early-Evening
St. Johns Weather - 2026-10-01 - Evening - Sunny
55°F 13°C
Sunny
Cool with a high near 60°F 15°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the W at 10 mph 15 km/h.

Friday, October 2, 2026

Mid-Morning
St. Johns Weather - 2026-10-02 - Morning - Sunny
47°F 8°C
Sunny
Mid-Afternoon
St. Johns Weather - 2026-10-02 - Afternoon - Sunny
65°F 19°C
Sunny
Early-Evening
St. Johns Weather - 2026-10-02 - Evening - Sunny
61°F 16°C
Sunny
Refreshing around 65°F 19°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Saturday, October 3, 2026

Mid-Morning
St. Johns Weather - 2026-10-03 - Morning - Overcast
52°F 11°C
Overcast
Mid-Afternoon
St. Johns Weather - 2026-10-03 - Afternoon - Partly Cloudy
64°F 18°C
Partly Cloudy
Early-Evening
St. Johns Weather - 2026-10-03 - Evening - Sunny
56°F 14°C
Sunny
Mildly cool near 64°F 18°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with increasing humidity and barometric pressure falling. Winds turning from the NE to the SE at 9 mph 14 km/h.

Sunday, October 4, 2026

Mid-Morning
St. Johns Weather - 2026-10-04 - Morning - Overcast
50°F 10°C
Overcast
Mid-Afternoon
St. Johns Weather - 2026-10-04 - Afternoon - Partly Cloudy
57°F 14°C
Partly Cloudy
Early-Evening
St. Johns Weather - 2026-10-04 - Evening - Cloudy
51°F 11°C
Cloudy
Chilly near 57°F 14°C, overcast in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and barometric pressure rising. Winds switching from the WNW to the W at 12 mph 19 km/h.

Monday, October 5, 2026

Mid-Morning
St. Johns Weather - 2026-10-05 - Morning - Overcast
53°F 12°C
Overcast
Mid-Afternoon
St. Johns Weather - 2026-10-05 - Afternoon - Overcast
62°F 17°C
Overcast
Early-Evening
St. Johns Weather - 2026-10-05 - Evening - Light Showers
58°F 15°C
Light Showers
Cool with a high near 62°F 17°C, dry most of the day, with showers developing late, with lower humidity and barometric pressure falling. Winds moving from the SW to the SSW at 14 mph 23 km/h. Gusts up to 25 mph 41 km/h.

Tuesday, October 6, 2026

Mid-Morning
St. Johns Weather - 2026-10-06 - Morning - Scattered Showers
49°F 10°C
Scattered Showers
Mid-Afternoon
St. Johns Weather - 2026-10-06 - Afternoon - Sunny
58°F 14°C
Sunny
Early-Evening
St. Johns Weather - 2026-10-06 - Evening - Sunny
52°F 11°C
Sunny
Refreshing around 58°F 14°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure rising. Winds swinging from the NW to the WNW at 14 mph 23 km/h. Gusts up to 24 mph 39 km/h.

Wednesday, October 7, 2026

Mid-Morning
St. Johns Weather - 2026-10-07 - Morning - Sunny
42°F 6°C
Sunny
Mid-Afternoon
St. Johns Weather - 2026-10-07 - Afternoon - Overcast
56°F 13°C
Overcast
Early-Evening
St. Johns Weather - 2026-10-07 - Evening - Cloudy
52°F 12°C
Cloudy
Cool and brisk at 56°F 13°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds shifting from the WNW to the W at 8 mph 12 km/h.

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Weather by the Numbers

Thu, 24th
St. Johns MI Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 70°F 21°C
Lo: 49°F 9°C
Sunrise 07:28 AM
Sunset 07:31 PM
Wind ESE 13 mph21 km/h
Dew Point 46°F8°C
uv Index 4
Barometric Pressure 30.39 in1029 mb
POP 2% *
Humidity 51%
Fri, 25th
St. Johns MI Weather - Friday, Sep 25, 2026 - Overcast
Hi: 68°F 20°C
Lo: 50°F 10°C
Sunrise 07:29 AM
Sunset 07:30 PM
Wind ENE 7 mph11 km/h
Dew Point 41°F5°C
uv Index 3
Barometric Pressure 30.33 in1027 mb
POP 11% *
Humidity 47%
Sat, 26th
St. Johns MI Weather - Saturday, Sep 26, 2026 - Sunny
Hi: 70°F 21°C
Lo: 47°F 8°C
Sunrise 07:30 AM
Sunset 07:28 PM
Wind ENE 6 mph9 km/h
Dew Point 39°F4°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 1% *
Humidity 41%
Sun, 27th
St. Johns MI Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 72°F 22°C
Lo: 48°F 9°C
Sunrise 07:31 AM
Sunset 07:26 PM
Wind NE 5 mph8 km/h
Dew Point 42°F6°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 43%
Mon, 28th
St. Johns MI Weather - Monday, Sep 28, 2026 - Sunny
Hi: 73°F 23°C
Lo: 51°F 11°C
Sunrise 07:32 AM
Sunset 07:24 PM
Wind ENE 5 mph8 km/h
Dew Point 47°F8°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 2% *
Humidity 48%
Tue, 29th
St. Johns MI Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 75°F 24°C
Lo: 55°F 13°C
Sunrise 07:33 AM
Sunset 07:22 PM
Wind SSW 11 mph18 km/h
Dew Point 49°F10°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 4% *
Humidity 49%
Wed, 30th
St. Johns MI Weather - Wednesday, Sep 30, 2026 - Patchy Rain Nearby
Hi: 75°F 24°C
Lo: 46°F 8°C
Sunrise 07:34 AM
Sunset 07:21 PM
Wind SSW 23 mph37 km/h
Dew Point 61°F16°C
uv Index 5
Barometric Pressure 29.62 in1003 mb
POP 26% *
Humidity 69%
Thu, 1st
St. Johns MI Weather - Thursday, Oct 1, 2026 - Sunny
Hi: 62°F 16°C
Lo: 46°F 8°C
Sunrise 07:35 AM
Sunset 07:19 PM
Wind W 10 mph15 km/h
Dew Point 37°F3°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 5% *
Humidity 54%
Fri, 2nd
St. Johns MI Weather - Friday, Oct 2, 2026 - Sunny
Hi: 67°F 19°C
Lo: 43°F 6°C
Sunrise 07:36 AM
Sunset 07:17 PM
Wind WSW 4 mph6 km/h
Dew Point 34°F1°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 40%
Sat, 3rd
St. Johns MI Weather - Saturday, Oct 3, 2026 - Cloudy
Hi: 66°F 19°C
Lo: 50°F 10°C
Sunrise 07:38 AM
Sunset 07:15 PM
Wind NE 11 mph18 km/h
Dew Point 42°F6°C
uv Index 4
Barometric Pressure 29.77 in1008 mb
POP 11% *
Humidity 51%
Sun, 4th
St. Johns MI Weather - Sunday, Oct 4, 2026 - Sunny
Hi: 58°F 14°C
Lo: 47°F 8°C
Sunrise 07:39 AM
Sunset 07:14 PM
Wind WNW 19 mph31 km/h
Dew Point 35°F2°C
uv Index 4
Barometric Pressure 29.91 in1013 mb
POP 8% *
Humidity 51%
Mon, 5th
St. Johns MI Weather - Monday, Oct 5, 2026 - Overcast
Hi: 62°F 17°C
Lo: 46°F 8°C
Sunrise 07:40 AM
Sunset 07:12 PM
Wind SW 11 mph18 km/h
Dew Point 39°F4°C
uv Index 3
Barometric Pressure 30.12 in1020 mb
POP 12% *
Humidity 50%
Tue, 6th
St. Johns MI Weather - Tuesday, Oct 6, 2026 - Cloudy
Hi: 58°F 14°C
Lo: 45°F 7°C
Sunrise 07:41 AM
Sunset 07:10 PM
Wind NW 19 mph31 km/h
Dew Point 35°F2°C
uv Index 3
Barometric Pressure 30 in1016 mb
POP 9% *
Humidity 52%
Wed, 7th
St. Johns MI Weather - Wednesday, Oct 7, 2026 - Sunny
Hi: 57°F 14°C
Lo: 39°F 4°C
Sunrise 07:42 AM
Sunset 07:08 PM
Wind WNW 9 mph14 km/h
Dew Point 29°F-2°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 1% *
Humidity 43%
* POP = Probability of Precipitation. Data for 12:00 PM.