July Weather in Portobello, New Zealand

Last updated: August 31, 2025

In July, the average temperature in Portobello, New Zealand hovers around 7°C (44°F). Expect a range where the minimum can dip to -1°C (31°F) and the maximum can reach 15°C (60°F). Throughout the month, precipitation amounts to 68 mm (2.7 in), spread over approximately 11 days, contributing to an average humidity of 85%.

July Temperature in Portobello

In July in Portobello, the average temperature is 7°C (44°F), with maximums reaching up to 15°C (60°F) and minimums dropping as low as -1°C (31°F). Be prepared for chilly weather and pack accordingly if you're planning to travel during this time.

July Weather in Portobello: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Portobello, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portobello, July typically has an average temperature of 7°C (44°F), with highs reaching up to 15°C (60°F) and lows dropping to around -1°C (31°F).

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

July Precipitation in Portobello

In Portobello in July, the total precipitation amount is 68 mm (2.7 in) spread over a duration of 11 days.

July Precipitation Trends in Portobello

The chart displays monthly precipitation patterns in Portobello, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Portobello, July typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 11 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Portobello

In Portobello in July, humidity is 85%. With an average temperature of 7°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

July Average Humidity in Portobello

This chart illustrates the average monthly humidity levels in Portobello, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Portobello is approximately 85%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Portobello

In Portobello in July, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Portobello, you can visit Hourly UV Index in Portobello.

Maximum UV Index Levels in Portobello for July

The chart shows the monthly maximum UV Index (UVI) for Portobello in July, 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 July, the maximum UV index in Portobello typically reaches 2, which falls under the low exposure category.

Data source: Portobello July 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 July Weather in Portobello Compares to Other Months

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

This table compares monthly weather conditions in Portobello, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	90 mm (3.5 inches)	79%	extreme
February Weather	15°C (59°F)	91 mm (3.6 inches)	76%	extreme
March Weather	14°C (57°F)	48 mm (1.9 inches)	78%	very high
April Weather	12°C (53°F)	73 mm (2.9 inches)	81%	moderate
May Weather	9°C (49°F)	50 mm (2.0 inches)	84%	moderate
June Weather	7°C (45°F)	43 mm (1.7 inches)	85%	low
July Weather	7°C (44°F)	68 mm (2.7 inches)	85%	low
August Weather	8°C (46°F)	41 mm (1.6 inches)	84%	moderate
September Weather	9°C (48°F)	56 mm (2.2 inches)	83%	moderate
October Weather	10°C (51°F)	76 mm (3.0 inches)	80%	very high
November Weather	12°C (55°F)	84 mm (3.3 inches)	78%	very high
December Weather	14°C (57°F)	88 mm (3.5 inches)	81%	extreme