January Weather in Onerahi, New Zealand

Last updated: August 31, 2025

The average temperature in Onerahi, New Zealand during January is a comfortable 20°C (69°F). Expect a minimum of 11°C (53°F) and a maximum of 28°C (82°F). This month also brings about 49 mm (1.9 in) of precipitation spread across 5 days, alongside an average humidity of 79%. Enjoy the unique climate while exploring all that Onerahi has to offer!

January Temperature in Onerahi

In January in Onerahi, the average temperature is 20°C (69°F), with maximums reaching up to 28°C (82°F) and minimums dropping as low as 11°C (53°F). This mild weather makes it an ideal time for traveling and exploring the local attractions.

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

The chart illustrates January temperature patterns in Onerahi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Onerahi, January typically has an average temperature of 20°C (69°F), with highs reaching up to 28°C (82°F) and lows dropping to around 11°C (53°F).

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

January Precipitation in Onerahi

In Onerahi in January, the precipitation amount is 49 mm (1.9 in) spread over a period of 5 days.

January Precipitation Trends in Onerahi

The chart displays monthly precipitation patterns in Onerahi, 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 Onerahi, January typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 5 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 Onerahi

In Onerahi in January humidity is 79%. With an average temperature of 20°C (69°F), this humidity feels like a warm, steamy embrace, making travel slightly uncomfortable as the air feels heavy and sticky, often leaving you yearning for a cool breeze or air conditioning to escape the dampness.

January Average Humidity in Onerahi

This chart illustrates the average monthly humidity levels in Onerahi, 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 Onerahi is approximately 79%, 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 Onerahi

In Onerahi 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 Onerahi, you can check here.

Maximum UV Index Levels in Onerahi for January

The chart shows the monthly maximum UV Index (UVI) for Onerahi 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 Onerahi typically reaches 14, which falls under the extreme exposure category.

Data source: Onerahi 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 Onerahi Compares to Other Months

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

This table compares monthly weather conditions in Onerahi, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (69°F)	49 mm (1.9 inches)	79%	extreme
February Weather	21°C (69°F)	84 mm (3.3 inches)	78%	extreme
March Weather	19°C (67°F)	72 mm (2.8 inches)	76%	extreme
April Weather	17°C (63°F)	88 mm (3.5 inches)	75%	high
May Weather	15°C (59°F)	64 mm (2.5 inches)	77%	moderate
June Weather	13°C (55°F)	119 mm (4.7 inches)	80%	moderate
July Weather	12°C (53°F)	99 mm (3.9 inches)	80%	moderate
August Weather	12°C (54°F)	91 mm (3.6 inches)	78%	moderate
September Weather	13°C (55°F)	99 mm (3.9 inches)	78%	high
October Weather	15°C (58°F)	93 mm (3.7 inches)	79%	very high
November Weather	17°C (62°F)	72 mm (2.8 inches)	79%	extreme
December Weather	19°C (66°F)	59 mm (2.3 inches)	78%	extreme