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La Porte City, IA Weather Tomorrow

Looking for tomorrow's weather in La Porte City? Explore a complete 5 day forecast featuring precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill for the La Porte City area and around Black Hawk county, Iowa.
Updated: Mon Sep 7th 2026 7:15 PM CDT
La Porte City, IA Weather – 9-7 – Overcast
80° / 64°
Overcast
In La Porte City, it will be overcast with highs near 80°F and lows around 64°F. There might be light rainfall having a 15% chance. Wind will be moderate, blowing around 16mph on average and gusts of 34.2mph at 11 PM. The humidity will be on the higher side, averaging about 68%, the maximum being 66% at 10 PM and 61% being its lowest at 8 PM. Barometric pressure is its highest of 30.02inHg at 10 PM, a lowest point of 29.99inHg at 11 PM with an avg 30.01inHg.
La Porte City, IA Weather – 9-8 – Overcast
93° / 68°

Weather Tomorrow

Overcast
In La Porte City, skies will be overcast with highs near 93°F and lows around 68°F. There's a moderate 50% chance of rainfall with an estimated 0.04in. Wind will be moderate, blowing around 16mph on average and gusts of 36.5mph at 3 AM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 92% at 11 PM and 37% being its lowest at 2 PM. Barometric pressure is its highest of 30.01inHg at 10 AM, a lowest point of 29.85inHg at 4 PM with an avg 29.94inHg.
La Porte City, IA Weather – 9-9 – Scattered Showers
82° / 69°
Scattered Showers
In La Porte City, passing showers are likely with a high near 82°F and a low around 69°F. The chance of rain is 86% with an estimated 0.69in. Wind will be moderate, blowing around 11mph on average and gusts of 22.4mph at 10 PM. High humidity with average of 82% is anticipated, the maximum being 99% at 2 AM and 58% being its lowest at 5 PM. Barometric pressure is its highest of 29.99inHg at 11 AM, a lowest point of 29.88inHg at 6 PM with an avg 29.94inHg.
La Porte City, IA Weather – 9-10 – Sunny
82° / 66°
Sunny
La Porte City may see a sunny day, with daytime highs of 82°F and overnight lows near 66°F. There's a very small chance of rainfall, only about 3%. Wind will be moderate, blowing around 11mph on average and gusts of 26.2mph at 11 PM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 74% at 1 AM and 31% being its lowest at 4 PM. Barometric pressure is its highest of 30.01inHg at 2 AM, a lowest point of 29.87inHg at 6 PM with an avg 29.94inHg.
La Porte City, IA Weather – 9-11 – Overcast
89° / 65°
Overcast
Daytime highs will reach 89°F with lows dropping to 65°F in La Porte City, where it will be overcast. There's a very small chance of rainfall, only about 8% with an estimated 0in. Wind will be moderate, blowing around 19mph on average and gusts of 37mph at 9 PM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 67% at 11 AM and 42% being its lowest at 4 PM. Barometric pressure is its highest of 29.91inHg at 12 AM, a lowest point of 29.7inHg at 7 PM with an avg 29.8inHg.
La Porte City, IA Weather – 9-12 – Sunny
72° / 62°
Sunny
In La Porte City, bright and sunny conditions with highs near 72°F and lows around 62°F. There's a very small chance of rainfall, only about 9% with an estimated 0in. Wind will be moderate, blowing around 15mph on average and gusts of 28mph at 7 AM. The humidity will be on the higher side, averaging about 64%, the maximum being 97% at 5 AM and 41% being its lowest at 4 PM. Barometric pressure is its highest of 30.09inHg at 11 PM, a lowest point of 29.8inHg at 12 AM with an avg 29.98inHg.

Currently

Overcast 75°F
30 inHg.
Barometer
56%
Humidity
ESE 22.7 mph
Wind
Overcast

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