There is heavy traffic in Great Yarmouth as tourists flock to the seaside to enjoy the warmer weather.
The mercury has reached 19°C (66°F) in the resort today, which is hotter than Athens.
This is slightly cooler than elsewhere in Norfolk.
The south of the county will see the best of the temperatures with 23°C possible but even the north Norfolk coast can expect to see temperatures in the low 20s.
In London the temperature is expected to reach 24°C.
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