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Guernsey experiences hottest year

Guernsey experiences hottest year

Wednesday 04 January 2023

Guernsey experiences hottest year

Wednesday 04 January 2023

2022 was Guernsey’s hottest year on record.

The average temperature of 12.8C surpassed the mark set in 2014 of 12.4C.

Temperature records began in 1843.

The warmest day of the year was on 18 July, when the thermometer peaked at 34.2C.

For comparison, the 30 year average to 2020 was 11.7C.

The year was also the tenth sunniest recorded, with a total of 2,117.3 hours, still some way short of the 2,262.8 hours that tops the list from 1959.

Guernsey receives an average of 1,889.6 hours of sunshine.

There was also 729.8mm of rainfall, well short of the wettest year on record when 1,447.3mm fell in 1872. 

It is below the 30 year average of 860.9mm.

The year ended with a colder and duller than normal December, with just above average rainfall.

The average temperature was 7.5C, compared to a 30 year average of 8.1C, with 42.7 hours of sunshine, below the 58.3 hours average.

Jersey has claimed to have had the hottest and sunniest year since its records began.

They recorded an average temperature of 13.56C and a total of 2,420.1 hours of sunshine.

But it was wetter than Guernsey, with 775.2mm of rainfall.

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