January Weather in Castlepoint, New Zealand

Last updated: August 31, 2025

In Castlepoint, New Zealand, the average temperature in January is a pleasant 18°C (64°F). Expect a minimum of 12°C (53°F) and a comfortable maximum of 24°C (76°F). During this month, you can anticipate about 42 mm (1.7 in) of precipitation spread over 6 days, with average humidity levels reaching 75%. Enjoy a balanced climate that makes for an inviting atmosphere!

January Temperature in Castlepoint

In January in Castlepoint, the average temperature is 18°C (64°F). The maximum can reach 24°C (76°F), and the minimum can be as low as 12°C (53°F). This mild climate makes Castlepoint an ideal destination for travelers seeking comfortable weather for outdoor activities and sightseeing.

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

The chart illustrates January temperature patterns in Castlepoint, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castlepoint, January typically has an average temperature of 18°C (64°F), with highs reaching up to 24°C (76°F) and lows dropping to around 12°C (53°F).

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

January Precipitation in Castlepoint

In Castlepoint in January, the total precipitation amount is 42 mm (1.7 in) spread over 6 days.

January Precipitation Trends in Castlepoint

The chart displays monthly precipitation patterns in Castlepoint, 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 Castlepoint, January typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 6 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Castlepoint

In Castlepoint in January, humidity is 75%. With an average temperature of 18°C (64°F), this humidity feels like a warm blanket enveloping you, making your travels a bit sticky and requiring frequent breaks in the shade to stay comfortable.

January Average Humidity in Castlepoint

This chart illustrates the average monthly humidity levels in Castlepoint, 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 Castlepoint is approximately 75%, 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 Castlepoint

In Castlepoint in January, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Castlepoint.

Maximum UV Index Levels in Castlepoint for January

The chart shows the monthly maximum UV Index (UVI) for Castlepoint 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 Castlepoint typically reaches 13, which falls under the extreme exposure category.

Data source: Castlepoint 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 Castlepoint Compares to Other Months

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

This table compares monthly weather conditions in Castlepoint, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	18°C (64°F)	42 mm (1.7 inches)	75%	extreme
February Weather	18°C (65°F)	57 mm (2.2 inches)	76%	extreme
March Weather	17°C (63°F)	92 mm (3.6 inches)	75%	very high
April Weather	15°C (59°F)	101 mm (4.0 inches)	77%	high
May Weather	14°C (57°F)	65 mm (2.6 inches)	82%	moderate
June Weather	12°C (54°F)	103 mm (4.0 inches)	83%	low
July Weather	11°C (52°F)	82 mm (3.2 inches)	83%	low
August Weather	11°C (52°F)	69 mm (2.7 inches)	81%	moderate
September Weather	11°C (53°F)	90 mm (3.6 inches)	80%	high
October Weather	13°C (55°F)	71 mm (2.8 inches)	79%	very high
November Weather	14°C (58°F)	81 mm (3.2 inches)	78%	extreme
December Weather	16°C (62°F)	113 mm (4.5 inches)	75%	extreme