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Brandon, IA Weather Tomorrow

For a complete weather outlook, review tomorrow's Brandon forecast and the following 5 days with precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction for the Brandon area and around Buchanan county, Iowa.
Updated: Sun Sep 13th 2026 5:00 AM CDT
Brandon, IA Weather – 9-13 – Overcast
68° / 56°
Overcast
Daytime highs will reach 68°F with lows dropping to 56°F in Brandon, where skies will be overcast. 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 16.3mph at 5 PM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 77% at 9 PM and 52% being its lowest at 7 AM. Barometric pressure is its highest of 30.19inHg at 10 PM, a lowest point of 30.07inHg at 6 AM with an avg 30.14inHg.
Brandon, IA Weather – 9-14 – Sunny
70° / 53°

Weather Tomorrow

Sunny
A sunny day is in the forecast for Brandon, with a high of 70°F and a low of 53°F. Rainfall predicted to have a 73% chance with an estimated 0.25in. Winds will be strong at speeds peaking at 23mph and gusts of 39.9mph at 9 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 92% at 11 PM and 56% being its lowest at 2 PM. Barometric pressure is its highest of 30.21inHg at 1 AM, a lowest point of 29.84inHg at 10 PM with an avg 30.07inHg.
Brandon, IA Weather – 9-15 – Light Rain Shower
71° / 63°
Light Rain Shower
Rain is in the forecast for Brandon, with a high of 71°F and a low of 63°F. The chance of rain is 89% with an estimated 1.2in. Wind will be moderate, blowing around 15mph on average and gusts of 18.8mph at 12 AM. High humidity with average of 84% is anticipated, the maximum being 98% at 3 AM and 65% being its lowest at 11 PM. Barometric pressure is its highest of 30.18inHg at 10 PM, a lowest point of 29.83inHg at 2 AM with an avg 30.01inHg.
Brandon, IA Weather – 9-16 – Overcast
66° / 57°
Overcast
Brandon could see cloud-filled skies with daytime highs of 66°F and nighttime lows near 57°F. Rainfall predicted to have a 62% chance with an estimated 0.04in. Winds will be light at 10mph and gusts of 21.8mph at 9 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 97% at 10 PM and 60% being its lowest at 2 AM. Barometric pressure is its highest of 30.26inHg at 8 PM, a lowest point of 30.16inHg at 5 PM with an avg 30.21inHg.
Brandon, IA Weather – 9-17 – Scattered Showers
69° / 57°
Scattered Showers
In Brandon, showers likely at times with highs near 69°F and lows around 57°F. The chance of rain is 94% with an estimated 0.66in. Winds will be light at 9mph and gusts of 18.3mph at 12 AM. High humidity with average of 97% is anticipated, the maximum being 100% at 7 AM and 90% being its lowest at 4 PM. Barometric pressure is its highest of 30.19inHg at 10 PM, a lowest point of 30.05inHg at 9 AM with an avg 30.14inHg.
Brandon, IA Weather – 9-18 – Overcast
70° / 62°
Overcast
In Brandon, overcast is likely with a high near 70°F and a low around 62°F. The chance of rain is 82% with an estimated 0.1in. Winds will be light at 10mph and gusts of 22.1mph at 11 PM. High humidity with average of 89% is anticipated, the maximum being 96% at 11 PM and 78% being its lowest at 4 PM. Barometric pressure is its highest of 30.2inHg at 1 AM, a lowest point of 30.03inHg at 11 PM with an avg 30.13inHg.

Currently

Overcast 58°F
30.07 inHg.
Barometer
56%
Humidity
ENE 7.9 mph
Wind
Overcast

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