January Weather in Wellington, South Africa

Last updated: August 31, 2025

In January, the average temperature in Wellington, South Africa hovers around 22°C (72°F), creating a pleasant climate. Expect minimums of 9°C (48°F) and maximums soaring up to 38°C (101°F). This month brings 21 mm (0.8 in) of precipitation spread over 3 days, while the average humidity rests at a comfortable 62%. Enjoy the diverse weather this month has to offer!

January Temperature in Wellington

In January in Wellington, the average temperature is 22°C (72°F). Maximums can reach 38°C (101°F), while minimums can drop to as low as 9°C (48°F). This makes it an ideal time to visit for those who enjoy warm weather with a mix of cooler evenings.

January Weather in Wellington: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Wellington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wellington, January typically has an average temperature of 22°C (72°F), with highs reaching up to 38°C (101°F) and lows dropping to around 9°C (48°F).

Data source: Temperature data for Wellington generated using information from the Copernicus Climate Change Service.

January Precipitation in Wellington

In Wellington in January, the precipitation amount is 21 mm (0.8 in) over a period of 3 days.

January Precipitation Trends in Wellington

The chart displays monthly precipitation patterns in Wellington, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Wellington, January typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 3 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Wellington

In Wellington in January, humidity is 62%. With an average temperature of 22°C (72°F), this humidity feels like a warm, enveloping embrace that adds a slight stickiness to the skin, making outdoor activities refreshing yet requiring occasional breaks to hydrate and stay cool while exploring.

January Average Humidity in Wellington

This chart illustrates the average monthly humidity levels in Wellington, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Wellington is approximately 62%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Wellington

In Wellington in January, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Wellington, you can check here.

Maximum UV Index Levels in Wellington for January

The chart shows the monthly maximum UV Index (UVI) for Wellington in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Wellington typically reaches 14, which falls under the extreme exposure category.

Data source: Wellington January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Wellington Compares to Other Months

Weather in Wellington varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Wellington, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Wellington, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	21 mm (0.8 inches)	62%	extreme
February Weather	23°C (73°F)	10 mm (0.4 inches)	62%	extreme
March Weather	21°C (69°F)	29 mm (1.2 inches)	70%	extreme
April Weather	18°C (64°F)	36 mm (1.4 inches)	72%	very high
May Weather	15°C (59°F)	80 mm (3.2 inches)	77%	moderate
June Weather	12°C (54°F)	148 mm (5.8 inches)	82%	moderate
July Weather	11°C (52°F)	131 mm (5.1 inches)	82%	moderate
August Weather	11°C (51°F)	95 mm (3.7 inches)	78%	high
September Weather	13°C (56°F)	60 mm (2.4 inches)	74%	very high
October Weather	16°C (61°F)	51 mm (2.0 inches)	67%	extreme
November Weather	18°C (64°F)	51 mm (2.0 inches)	61%	extreme
December Weather	20°C (68°F)	30 mm (1.2 inches)	60%	extreme