Weather WorldUpper Post Lake, WI 7-Day Weather Forecast
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Upper Post Lake Weather Forecast
Upper Post Lake, WI Weather Forecast Date: 258 AM CDT Sat Oct 10 2026
Weather forecast for Upper Post Lake, WI
Morning Hi: 51°FHi: 11°C |
Early This Morning... Partly cloudy. Temperatures in the lower 50s. Southeast wind 5 to 10 mph. |
Today Hi: 81°FHi: 27°C Lo: 55°F Lo: 13°C |
Today... Warmer. Sunny. Highs in the lower 80s. South wind 10 to 20 mph with gusts to around 30 mph. |
| Sun Hi: 79°FHi: 26°C Lo: 60°F Lo: 16°C |
Sunday... Sunny. Highs in the upper 70s. South wind 10 to 15 mph. |
Columbus Day Hi: 75°FHi: 24°C Lo: 49°F Lo: 9°C |
Columbus Day... Mostly cloudy. Highs in the middle 70s. Light and variable wind becoming north 5 to 10 mph in the afternoon. |
| Tue Hi: 60°FHi: 16°C Lo: 39°F Lo: 4°C |
Tuesday... Cooler. Partly sunny. Highs around 60. |
| Wed Hi: 61°FHi: 16°C Lo: 40°F Lo: 4°C |
Wednesday... Partly cloudy. Lows in the upper 30s. Highs in the lower 60s. |
Thu Hi: 61°FHi: 16°C Lo: 40°F Lo: 4°C |
Thursday... Mostly cloudy with a 50% chance of showers. Highs in the lower 60s. Lows around 40. |
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