In July, Oslo typically sees daytime highs of 21.3°C and overnight lows around 11.1°C. Compared to the annual average high of 9.5°C, July runs +11.8°C.
July in Oslo averages a daytime high of 21.3°C and an overnight low of 11.1°C.
July runs +11.8°C compared to Oslo's annual average high of 9.5°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 21.3°C and cooler evenings around 11.1°C.