In March, St. Petersburg typically sees daytime highs of 23.7°C and overnight lows around 14.6°C. Compared to the annual average high of 26.6°C, March runs -2.9°C.
March in St. Petersburg averages a daytime high of 23.7°C and an overnight low of 14.6°C.
March runs -2.9°C compared to St. Petersburg's annual average high of 26.6°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 23.7°C and cooler evenings around 14.6°C.