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Johnson, MN Weather Tomorrow

Get a closer look at tomorrow's weather in Johnson and the upcoming 5 day forecast with precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction across the Johnson area and around Big Stone county, Minnesota.
Updated: Fri Aug 28th 2026 6:00 PM CDT
Johnson, MN Weather – 8-28 – Overcast
81° / 47°
Overcast
Highs will reach 81°F with lows near 47°F in Johnson, where overcast is. Rainfall predicted to have a 57% chance with an estimated 0.04in. Wind will be moderate, blowing around 14mph on average and gusts of 30.7mph at 11 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 71% at 10 PM and 65% being its lowest at 7 PM. Barometric pressure is its highest of 29.83inHg at 10 PM, a lowest point of 29.79inHg at 11 PM with an avg 29.81inHg.
Johnson, MN Weather – 8-29 – Sunny
89° / 64°

Weather Tomorrow

Sunny
It will be sunny in Johnson, with a high of 89°F and a low of 64°F. Rainfall predicted to have a 57% chance with an estimated 0.06in. Wind will be moderate, blowing around 13mph on average and gusts of 24.8mph at 12 AM. The humidity will be on the higher side, averaging about 62%, the maximum being 96% at 7 AM and 33% being its lowest at 5 PM. Barometric pressure is its highest of 29.85inHg at 1 AM, a lowest point of 29.67inHg at 6 PM with an avg 29.76inHg.
Johnson, MN Weather – 8-30 – Overcast
97° / 70°
Overcast
Cloud-filled skies are in the forecast for Johnson, with a high of 97°F and a low of 70°F. There might be light rainfall having a 17% chance with an estimated 0in. Wind will be moderate, blowing around 11mph on average and gusts of 30mph at 11 PM. Humidity levels should be comfortable, sitting around 47% on average, the maximum being 84% at 7 AM and 23% being its lowest at 4 PM. Barometric pressure is its highest of 29.77inHg at 3 AM, a lowest point of 29.58inHg at 7 PM with an avg 29.67inHg.
Johnson, MN Weather – 8-31 – Sunny
94° / 68°
Sunny
Johnson could see sunshine with daytime highs of 94°F and nighttime lows near 68°F. There's a very small chance of rainfall, only about 3% with an estimated 0in. Wind will be moderate, blowing around 17mph on average and gusts of 26.4mph at 8 AM. Humidity levels should be comfortable, sitting around 38% on average, the maximum being 77% at 7 AM and 13% being its lowest at 4 PM. Barometric pressure is its highest of 29.79inHg at 11 PM, a lowest point of 29.62inHg at 12 AM with an avg 29.73inHg.
Johnson, MN Weather – 9-1 – Overcast
86° / 70°
Overcast
Skies will be overcast in Johnson, with a high of 86°F and a low of 70°F. There's a moderate 42% chance of rainfall with an estimated 0.04in. Winds will be light at 9mph and gusts of 18.6mph at 2 AM. Humidity levels should be comfortable, sitting around 38% on average, the maximum being 62% at 11 PM and 22% being its lowest at 1 PM. Barometric pressure is its highest of 29.84inHg at 10 PM, a lowest point of 29.77inHg at 1 AM with an avg 29.81inHg.
Johnson, MN Weather – 9-2 – Sunny
96° / 63°
Sunny
In Johnson, sunshine is likely with a high near 96°F and a low around 63°F. There's a moderate 36% chance of rainfall with an estimated 0.01in. Wind will be moderate, blowing around 16mph on average and gusts of 25.1mph at 10 PM. Humidity levels should be comfortable, sitting around 41% on average, the maximum being 71% at 6 AM and 14% being its lowest at 4 PM. Barometric pressure is its highest of 29.89inHg at 10 AM, a lowest point of 29.7inHg at 7 PM with an avg 29.82inHg.

Currently

Patchy Rain Nearby 77°F
29.83 inHg.
Barometer
62%
Humidity
S 19.4 mph
Wind
Patchy Rain Nearby

5 Day Forecast Nearby

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