Ann Arbor, Michigan, experiences a classic Midwestern humid continental climate, characterized by four distinct seasons. Each season brings its own unique weather patterns, contributing to the city’s diverse environmental landscape.
Winter: Cold and Snowy
Winters in Ann Arbor are typically cold and snowy. Average high temperatures hover around 34°F (1°C), with lows often dipping below freezing. Snowfall is common, averaging about 58 inches (147 cm) per season. These conditions create picturesque winter scenes but also necessitate preparedness for icy roads and cold temperatures.
Spring: Mild and Blooming
Spring ushers in milder temperatures and blooming flora. March sees average temperatures around 43°F (6.1°C), warming to approximately 67.6°F (19.8°C) by May. Rainfall increases during this period, supporting the growth of the region’s diverse plant life.
Summer: Warm and Humid
Summers are warm and humid, with average highs reaching 81°F (27°C). July is typically the warmest month, with temperatures occasionally exceeding 90°F (32°C). While summer brings more precipitation, it also offers ample sunshine, making it ideal for outdoor activities.
Autumn: Crisp and Colorful
Autumn is marked by cooler temperatures and vibrant foliage. September starts with average highs around 72.5°F (22.5°C), cooling to about 45.5°F (7.5°C) by November. This season is a favorite for many residents and visitors, offering comfortable weather and scenic beauty.
Climate Change Impacts
Recent data indicates that Ann Arbor is experiencing the effects of climate change. Over the past 30 years, precipitation has increased by 44%, and the frequency of extreme storm events has risen by 37%. These changes pose challenges such as increased flooding and stress on local infrastructure. The city is actively working on adaptation and resilience strategies to address these issues.
Understanding Ann Arbor’s climate patterns is essential for residents and visitors alike. Staying informed about seasonal changes and the broader impacts of climate change can help the community adapt and thrive in a changing environment.

