Thornbury is a city of approximately 11,700 people in England, United Kingdom. Located in the GMT/BST time zone at 51.6°N latitude.
In 2025, Thornbury recorded an average annual temperature of 52°F. The hottest temperatures reached 89°F in July; the coolest were 24°F in January. Total precipitation for the year was 34 inches, with the wettest month being December. Snowfall for the year totaled approximately 1 inches.
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