Alpena, Michigan, is a picturesque city located on the shores of Lake Huron in the northeastern part of the state. Known for its natural beauty, historic sites, and outdoor recreational opportunities, Alpena attracts visitors from near and far throughout the year. Located approximately 185 miles north of Detroit, Alpena is the county seat of Alpena County and serves as a gateway to the Thunder Bay National Marine Sanctuary, making it a popular destination for diving enthusiasts and nature lovers alike. With a population of around 10,000 residents, Alpena offers a close-knit community atmosphere with a rich cultural heritage and a variety of amenities for residents and visitors to enjoy. The city’s stunning waterfront, vibrant downtown area, and abundance of outdoor activities make it a year-round destination for those seeking adventure, relaxation, and a taste of Michigan’s natural beauty.
Climate and Weather Overview
Average Climate Data
Below is a table detailing the average temperature, precipitation, and sunny days for each month in Alpena, Michigan:
| Month | Average Temperature (Fahrenheit) | Precipitation (inches) | Sunny Days |
| January | 21.8 | 1.66 | 5 |
| February | 23.9 | 1.39 | 6 |
| March | 32.9 | 1.71 | 7 |
| April | 44.5 | 2.18 | 7 |
| May | 56.6 | 2.73 | 8 |
| June | 66.6 | 2.79 | 9 |
| July | 71.8 | 2.83 | 10 |
| August | 70.3 | 3.12 | 9 |
| September | 61.0 | 3.04 | 7 |
| October | 49.7 | 2.84 | 5 |
| November | 38.5 | 2.36 | 4 |
| December | 27.6 | 1.97 | 4 |
Monthly Weather Overview
January
January in Alpena is characterized by cold temperatures and occasional snowfall, with an average temperature of 21.8°F and 1.66 inches of precipitation. Outdoor activities during this month include skiing, snowshoeing, and ice fishing on nearby lakes and rivers. Indoor activities such as visiting local museums, attending cultural events, and enjoying cozy evenings by the fireplace are also popular choices for residents and visitors.
February
February continues the winter weather pattern in Alpena, with temperatures averaging 23.9°F and 1.39 inches of precipitation. Despite the chilly temperatures, outdoor enthusiasts can still enjoy activities such as snowmobiling, winter hiking, and ice skating on frozen ponds. February also brings opportunities for attending winter festivals, ice sculpting competitions, and other seasonal events in the community.
March
March marks the transition to spring in Alpena, with temperatures averaging 32.9°F and 1.71 inches of precipitation. As the snow begins to melt and the days grow longer, residents and visitors can enjoy outdoor activities such as hiking, birdwatching, and exploring the area’s scenic beauty. March also brings opportunities for attending maple syrup festivals, craft fairs, and other springtime events in the community.
April
April brings milder temperatures and blooming flowers to Alpena, with temperatures averaging 44.5°F and 2.18 inches of precipitation. The warmer weather provides ideal conditions for outdoor activities such as biking, fishing, and golfing in the area’s parks and recreational areas. April also marks the beginning of the fishing season, with many anglers venturing out to the local rivers and streams to catch trout and salmon.
May
May brings warmer temperatures and longer days to Alpena, with temperatures averaging 56.6°F and 2.73 inches of precipitation. The mild weather provides perfect conditions for outdoor recreation, including hiking, boating, and kayaking on Lake Huron. May also brings opportunities for attending outdoor concerts, farmers markets, and other community events celebrating the arrival of spring.
June
June ushers in the summer season in Alpena, with temperatures averaging 66.6°F and 2.79 inches of precipitation. The warm weather and longer days provide ample opportunities for outdoor activities such as swimming, sailing, and beachcombing along the Lake Huron shoreline. June also brings opportunities for attending outdoor festivals, art shows, and other cultural events in the community.
July
July brings warm temperatures and occasional thunderstorms to Alpena, with temperatures averaging 71.8°F and 2.83 inches of precipitation. Despite the summer heat, residents and visitors can still enjoy outdoor activities such as hiking, camping, and fishing in the nearby forests and parks. July also brings opportunities for attending Fourth of July celebrations, fireworks displays, and other summer festivities.
August
August continues the summer heat in Alpena, with temperatures averaging 70.3°F and 3.12 inches of precipitation. While the weather may be hot and humid, visitors can stay cool by enjoying water activities such as swimming, boating, and fishing on Lake Huron. August also brings opportunities for attending outdoor concerts, food festivals, and other cultural events in the community.
September
September brings cooler temperatures and changing foliage to Alpena, with temperatures averaging 61.0°F and 3.04 inches of precipitation. The milder weather provides ideal conditions for outdoor activities such as hiking, biking, and leaf-peeping in the surrounding forests and nature preserves. September also marks the harvest season, with many local farms offering apple picking, pumpkin patches, and other seasonal activities.
October
October brings crisp temperatures and vibrant fall foliage to Alpena, with temperatures averaging 49.7°F and 2.84 inches of precipitation. The cooler weather provides perfect conditions for outdoor activities such as hiking, fishing, and exploring the scenic drives in the nearby countryside. October also brings opportunities for attending fall festivals, haunted hayrides, and Halloween events in the community.
November
November brings cooler temperatures and occasional snow showers to Alpena, with temperatures averaging 38.5°F and 2.36 inches of precipitation. Despite the colder weather, outdoor enthusiasts can still enjoy activities such as hunting, birdwatching, and nature walks in the area’s natural surroundings. November also marks the beginning of the holiday season, with many local businesses and attractions hosting festive events and promotions.
December
December ushers in the winter season in Alpena, with temperatures averaging 27.6°F and 1.97 inches of precipitation. While the weather may be cold and snowy, there are still opportunities for outdoor activities such as ice fishing, snowshoeing, and sledding in the local parks and recreational areas. December also brings opportunities for holiday shopping, attending Christmas tree lighting ceremonies, and other festive events in the community.