Grein is a city of approximately 2,100 people in Upper Austria, Austria. Located in the Central European time zone at 48.2°N latitude.
In 2025, Grein recorded an average annual temperature of 50°F. The hottest temperatures reached 92°F in June; the coolest were 18°F in January. Total precipitation for the year was 28 inches, with the wettest month being July. Snowfall for the year totaled approximately 3 inches.
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