December Weather in Welkom

Last updated: March 2, 2024

The weather in Welkom, South Africa, during December is characterized by an average temperature of 23°C (73°F). Highs can soar to 35°C (95°F), while lows may dip to 12°C (53°F). Typically, the humidity level in Welkom throughout December hovers around 75%.

12°C (53°F)

Minimum temperature

23°C (73°F)

Average temperature

35°C (95°F)

Maximum temperature

75%

Humidity

Precipitation and Sunshine hours

In December, Welkom averages 100 mm (3.9 inches) of rainfall, typically over the course of 15 rainy days. The month enjoys an average of 13 hours 52 minutes of daylight, with the sun shining for approximately 12 hours 47 minutes each day. Additionally, there is a 46% probability of sunny days during this period.

100 mm (3.9 inches)

Precipitation

15 rainy days

Rainy days

12 hours 47 minutes

Sunshine hours

46%

Chance of sun

UV Index

In December, the UV Index in Welkom reaches a maximum of 16, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 2 5 8 12 15 16 15 12 8 5 2 1 1
Exposure Low Moderate VeryHigh Extreme VeryHigh Moderate Low
Time to burn 45 min 30 min 15 min 10 min 15 min 30 min 45 min

Compare Welkom's Climate with Cities Worldwide