Bismarck Weather in July
Bismarck in July sees high temperatures, with highs around 29°C (84°F) and overnight lows of 15°C (59°F). Rainfall is fairly high at around 63 mm (2.5 in) on average, so pack waterproofs just in case.
Rainfall in Bismarck in July
You can expect rain on around 10 days based on historical patterns, with 63 mm (2.5 in) average for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Bismarck in July
July is a good time to be in Bismarck. Days are perfect, reaching 29°C (84°F), with nights around 15°C (59°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 15°C (59°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. This month tends to be the warmest of the year. Light, comfortable clothing will serve you well.
Sunshine in Bismarck in July
Expect sunny days throughout the month, with an estimated 354 hours of sunshine. This makes it a pleasant time to visit Bismarck.If you're a fan of comfortable temperatures and drier conditions, July is a great time to visit.
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 July
Min Temperature
15°C (59°F)
Max Temperature
29°C (84°F)
Chance of Rain
33%
Precipitation
63 mm (2.5 in)
Rainy days
10 days
Humidity
61%
Sunshine
354 hours
Percentage Sunshine
74%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Bismarck typically stay consistent throughout July, with daily highs averaging around 29°C (84°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 16°C (61°F).
Average temperatures in July
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 July
Historical weather for Bismarck in July
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 July
Based on 22 years of weather observations in Bismarck between 2003 and 2025, these are the recorded extremes.
- On July 23, 2007, temperatures climbed to 41°C (106°F), marking the warmest July day on record.
- Bismarck experienced its chilliest July day on July 11, 2023, reaching only 15°C (59°F).
- The lowest overnight temperature recorded in July was 5°C (41°F) (July 27, 2013).
Best Places in the United States of America in July
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 July →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Bismarck in July
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Bismarck in July
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.
