Missouri's Halloween Weather: What to Expect in 2025

Missouri, USAFri Oct 24 2025
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Missouri's weather is famous for being unpredictable, so it's tough to know what to expect on Halloween 2025. But if you're planning to go trick-or-treating, it's good to have an idea of what might be in store. Halloween 2025 falls on a Friday, October 31st. That's a great day for trick-or-treating, but the weather can be a bit of a gamble. The National Weather Service says there's a 33-40% chance of warmer-than-average temperatures. But there's also a 40-50% chance of above-normal rain. So, it might be warm, or it might be wet. The Old Farmer's Almanac has a slightly different take. They say fall in the Heartland region will start off warm but gradually return to normal by October. The average temperature for the month is expected to be around 57 degrees, with about 3 inches of rain. That's pretty typical for Missouri in the fall. The Farmers' Almanac, on the other hand, predicts a warm start to fall but a cold and rainy finish. They say the North Central region, which includes Missouri, will see particularly cold weather in late October and November. For Halloween specifically, they expect wet weather from October 28th to 31st, turning fair by the end. So, what should you do if it's chilly on Halloween night? Accuweather has some tips. Layer up under your costume, wear waterproof shoes, and consider adding gloves or a hat to keep warm. And if it's raining, a poncho or waterproof jacket can help keep you dry.