In May, Biysk typically sees daytime highs of 18.7°C and overnight lows around 4.5°C. Compared to the annual average high of 7.6°C, May runs +11.1°C.
May in Biysk averages a daytime high of 18.7°C and an overnight low of 4.5°C.
May runs +11.1°C compared to Biysk's annual average high of 7.6°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 18.7°C and cooler evenings around 4.5°C.