Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Okayama in December

In an average December, Okayama sees a daily high around 12°C and a low around 3°C, based on 1980–2026 of local climate records.

Average high12°C
Typical high range8°C to 16°C
Average low3°C
Typical low range0°C to 7°C
Average daily precipitation3 mm

December records

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

High

Highest 20°C 2018-12-04
Lowest 3°C 2014-12-17

Low

Highest 15°C 1992-12-07
Lowest -8°C 1981-12-10

Feels-like

Highest 15°C 1992-12-07
Lowest -12°C 2013-12-29

Humidity

Highest 12.8 g/m³ 2018-12-03
Lowest 2.3 g/m³ 1980-12-28

Wind

Highest 39 km/h 2020-12-30
Lowest 5 km/h 1981-12-27

Gust

Highest 83 km/h 2020-12-30
Lowest 10 km/h 1981-12-27

Precip

Wettest 113 mm 2015
Driest 4 mm 2024

See Okayama's live weather grade →

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