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Napoleon, MI Weather Forecast for 5-Days

Updated: Tue May 12th 2026 6:15 PM EDT

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Napoleon, MI Weather – 5-12 – Sunny
75° / 37°
Sunny
Napoleon may see a sunny day, with daytime highs of 75°F and overnight lows near 37°F. Wind will be moderate, blowing around 15mph on average and gusts of 24.3mph at 11 PM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 66% at 11 PM and 35% being its lowest at 7 PM. Barometric pressure is its highest of 29.89inHg at 7 PM, a lowest point of 29.78inHg at 11 PM with an avg 29.84inHg.
Napoleon, MI Weather – 5-13 – Scattered Showers
49° / 43°

Weather Tomorrow

Scattered Showers
Daytime highs will reach 49°F with lows dropping to 43°F in Napoleon, where showers likely at times. The chance of rain is 84% with an estimated 0.09in. Wind will be moderate, blowing around 19mph on average and gusts of 33.7mph at 1 AM. High humidity with average of 84% is anticipated, the maximum being 95% at 4 AM and 71% being its lowest at 3 PM. Barometric pressure is its highest of 29.97inHg at 11 PM, a lowest point of 29.72inHg at 2 AM with an avg 29.84inHg.
Napoleon, MI Weather – 5-14 – Partly Cloudy
57° / 42°
Partly Cloudy
Daytime highs will reach 57°F with lows dropping to 42°F in Napoleon, where it will be cloudy. Wind will be moderate, blowing around 15mph on average and gusts of 19.9mph at 12 AM. The humidity will be on the higher side, averaging about 70%, the maximum being 84% at 11 PM and 56% being its lowest at 5 PM. Barometric pressure is its highest of 30.04inHg at 8 AM, a lowest point of 29.96inHg at 2 AM with an avg 30.01inHg.
Napoleon, MI Weather – 5-15 – Scattered Showers
56° / 43°
Scattered Showers
Highs will reach 56°F with lows near 43°F in Napoleon, where scattered showers are. The chance of rain is 79% with an estimated 0.05in. Wind will be moderate, blowing around 16mph on average and gusts of 21.6mph at 10 PM. High humidity with average of 84% is anticipated, the maximum being 93% at 11 PM and 69% being its lowest at 3 PM. Barometric pressure is its highest of 30.04inHg at 12 AM, a lowest point of 29.8inHg at 11 PM with an avg 29.93inHg.
Napoleon, MI Weather – 5-16 – Scattered Showers
78° / 56°
Scattered Showers
On and off showers are set to occur in Napoleon, with a high of 78°F and a low of 56°F. Rainfall predicted to have a 72% chance with an estimated 0.01in. Wind will be moderate, blowing around 15mph on average and gusts of 20mph at 12 AM. The humidity will be on the higher side, averaging about 73%, the maximum being 99% at 6 AM and 40% being its lowest at 2 PM. Barometric pressure is its highest of 29.99inHg at 11 PM, a lowest point of 29.77inHg at 2 AM with an avg 29.86inHg.
Napoleon, MI Weather – 5-17 – Scattered Showers
81° / 57°
Scattered Showers
Daytime highs will reach 81°F with lows dropping to 57°F in Napoleon, where on and off showers are set to occur. The chance of rain is 86% with an estimated 0.01in. Wind will be moderate, blowing around 13mph on average and gusts of 19.7mph at 8 AM. The humidity will be on the higher side, averaging about 74%, the maximum being 93% at 11 PM and 63% being its lowest at 5 PM. Barometric pressure is its highest of 30.04inHg at 5 AM, a lowest point of 29.93inHg at 5 PM with an avg 29.99inHg.

Currently

Partly Cloudy 60°F
29.96 inHg.
Barometer
46%
Humidity
SSW 20.2 mph
Wind
Partly Cloudy

5 Day Forecast Nearby

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