Best Time to Visit Bismarck: Month-by-Month Guide

Best months for Bismarck: September, August, July, June.

  • Best months for Bismarck: September, August, July, June.
  • Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
  • Shoulder season: May, September. Good weather without the busiest period.
  • Wettest months: June, May, July.
  • The least pleasant month is December (score 4.5).

Year at a glance

-5° -15° J -3° -12° F 4° -6° M 13° 0° A 20° 7° M 25° 13° J 28° 16° J 28° 14° A 23° 9° S 14° 2° O 4° -5° N -3° -12° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January -5°C-15°C16 mm 4– – 4.5
February -3°C-12°C17 mm 4– – 4.5
March 4°C-6°C26 mm 5– – 5.0
April 13°C0°C45 mm 7– – 6.5
May 20°C7°C73 mm 10– – 7.4
June 25°C13°C96 mm 11– – 7.6
July 28°C16°C78 mm 10– – 7.8
August 28°C14°C58 mm 8– – 8.1
September 23°C9°C46 mm 7– – 8.2
October 14°C2°C45 mm 6– – 6.9
November 4°C-5°C21 mm 4– – 5.2
December -3°C-12°C18 mm 4– – 4.5

Frequently asked questions

When is the best time to visit Bismarck?

The best months are September, August, July, June.

When is the rainy season in Bismarck?

The wettest months are June, May, July.