Bismarck Weather in April
April in Bismarck brings moderate temperatures, with daytime highs of 13°C (55°F) and nights around -1°C (30°F). Expect around 42 mm (1.7 in) of snow/rainfall during the month.
Rainfall in Bismarck in April
Typically, about 9 days will experience snow/rainfall, with an average of 42 mm (1.7 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Bismarck in April
April in Bismarck brings typical temperatures with highs around 13°C (55°F) and lows of -1°C (30°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows of -1°C (30°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated.
Sunshine in Bismarck in April
Expect sunny days throughout the month, with an estimated 244 hours of sunshine. Despite the cool temperatures, the sunny skies make it a pleasant time to visit Bismarck.If you prefer dry days with pleasant temperatures, May, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Bismarck's climate page.
Bismarck Temperature in April
Min Temperature
-1°C (30°F)
Max Temperature
13°C (55°F)
Chance of Rain
30%
Precipitation
42 mm (1.7 in)
Rainy days
9 days
Humidity
61%
Sunshine
244 hours
Percentage Sunshine
60%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Bismarck typically rise from around 9°C (48°F) at the start of April to approximately 15°C (59°F) by the end. Nights are very cold, with lows typically ranging from -4°C (25°F) to 3°C (37°F).
Average temperatures in April
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather for Bismarck in April
Browse day-by-day weather records for Bismarck spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Bismarck historical weather extremes in April
According to our 50 years of weather records for Bismarck, the following extremes were recorded between 1976 and 2026.
- Nighttime temperatures dropped to -18°C (0°F) on April 2, 1979, marking the coldest April night on record.
Best Places in the United States of America in April
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in April →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Bismarck in April
Pack for changing conditions in Bismarck in April. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Bismarck in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Bismarck's climate page.
Temperature Rainfall Sunshine Humidity
See the full Bismarck climate overview or explore weather in the United States of America.
