In July, Saint Petersburg typically sees daytime highs of 21.6°C and overnight lows around 11.8°C. Compared to the annual average high of 8.0°C, July runs +13.6°C.
July in Saint Petersburg averages a daytime high of 21.6°C and an overnight low of 11.8°C.
July runs +13.6°C compared to Saint Petersburg's annual average high of 8.0°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 21.6°C and cooler evenings around 11.8°C.