Thermograph

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

Weather in Welkom in December

In an average December, Welkom sees a daily high around 30°C and a low around 16°C, based on 1980–2026 of local climate records.

Average high30°C
Typical high range25°C to 34°C
Average low16°C
Typical low range14°C to 18°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 39°C 2024-12-10
Lowest 15°C 2019-12-05

Low

Highest 22°C 2003-12-17
Lowest 5°C 1995-12-01

Feels-like

Highest 44°C 2020-12-30
Lowest 2°C 1995-12-01

Humidity

Highest 16.9 g/m³ 2006-12-23
Lowest 3.0 g/m³ 2008-12-24

Wind

Highest 38 km/h 1990-12-01
Lowest 8 km/h 2012-12-13

Gust

Highest 72 km/h 2017-12-11
Lowest 18 km/h 2001-12-06

Precip

Wettest 224 mm 1995
Driest 16 mm 2015

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