Thermograph

Weather in Cardiff in January

In an average January, Cardiff sees a daily high around 6°C and a low around 1°C, based on 1980–2026 of local climate records.

Average high6°C
Typical high range1°C to 10°C
Average low1°C
Typical low range-3°C to 6°C
Average daily precipitation3 mm

January records

The most extreme January on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total January accumulation.

High

Highest 12°C 2022-01-01
Lowest -7°C 1982-01-14

Low

Highest 10°C 2016-01-24
Lowest -12°C 1982-01-14

Feels-like

Highest 10°C 2016-01-24
Lowest -20°C 1987-01-13

Humidity

Highest 9.9 g/m³ 2016-01-24
Lowest 2.1 g/m³ 1982-01-14

Wind

Highest 58 km/h 1990-01-25
Lowest 4 km/h 1980-01-11

Gust

Highest 144 km/h 1990-01-25
Lowest 9 km/h 2020-01-24

Precip

Wettest 212 mm 2014
Driest 19 mm 1997

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