When to Bismarck
Climate guide & best times to travel
Best Time to Visit
Month-by-Month Guide
January
January is the coldest month in Bismarck with frigid temperatures and frequent sub-zero conditions. Outdoor activities are limited to winter sports, and visitors need heavy winter gear. The dry air and minimal precipitation mean mostly clear, crisp days, though wind chill can make it feel even colder.
February
February remains deeply cold with temperatures similar to January, though days begin to gradually lengthen. Winter conditions persist with no rainfall and excellent opportunities for winter sports. This is still off-season for most tourism with minimal crowds.
March
March marks the beginning of spring's approach with temperatures slowly climbing above freezing during the day. While still cold, especially at night with lows of -7°C (19°F), the warming trend becomes noticeable. Snow may still occur, but the worst of winter begins to ease.
April
April brings genuine spring weather with daytime highs reaching 11°C (52°F), though nights can still dip below freezing. The first measurable precipitation appears, and the landscape begins greening. This transitional month offers increasingly pleasant conditions for outdoor exploration.
May
May delivers comfortable spring weather with highs of 19°C (66°F) and all frost danger typically past by month's end. Minimal rainfall and pleasant temperatures make this an excellent time for outdoor activities and sightseeing. Tourist season begins to pick up as conditions become ideal.
June
June ushers in summer with warm, pleasant temperatures reaching 26°C (79°F). The weather is ideal for all outdoor activities, from hiking to water sports on area lakes. With minimal rainfall and comfortable conditions, this marks the beginning of peak tourist season.
July
July is the warmest month of the year with highs reaching 28°C (82°F), perfect for summer activities and festivals. The warm temperatures combined with low rainfall create excellent conditions for exploring Bismarck's outdoor attractions. This is peak tourist season with the highest visitor numbers.
August
August maintains summer warmth with temperatures around 27°C (81°F), offering continued excellent weather for outdoor recreation. Conditions remain dry and pleasant, making it ideal for camping, hiking, and water activities. Tourist crowds remain high but begin tapering toward month's end.
September
September brings beautiful early fall weather with comfortable temperatures of 23°C (73°F) and crisp mornings. The pleasant conditions and decreasing crowds make this an excellent shoulder season for visiting. Fall colors begin appearing late in the month, adding scenic beauty.
October
October showcases classic autumn weather with daytime highs of 13°C (55°F) and chilly nights. Fall foliage peaks early in the month, creating beautiful landscapes. The cooling temperatures signal the approach of winter, and tourist numbers decline significantly.
November
November transitions into winter with temperatures dropping significantly and highs barely reaching 5°C (41°F). The first significant cold snaps and potential snowfall arrive. Outdoor activities become limited, and tourism enters its quietest period as winter approaches.
December
December brings full winter conditions with sub-zero temperatures and highs of only -3°C (27°F). Snow covers the ground, and outdoor activities are limited to winter sports. The holiday season provides some cultural attractions, but this remains the coldest and least visited time of year.