June Weather in Belfast, New Zealand

Last updated: August 31, 2025

In Belfast, New Zealand, the average temperature in June hovers around 9°C (48°F), with a minimum dipping to 2°C (36°F) and a maximum reaching 18°C (64°F). Expect about 66 mm (2.6 in) of precipitation spread over 8 days, and enjoy an average humidity level of 84%.

June Temperature in Belfast

In June in Belfast, the average temperature is 9°C (48°F). The maximum can reach 18°C (64°F), and the minimum can be as low as 2°C (36°F). Be sure to pack layers to accommodate the varying temperatures and enjoy your travels!

June Weather in Belfast: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Belfast, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belfast, June typically has an average temperature of 9°C (48°F), with highs reaching up to 18°C (64°F) and lows dropping to around 2°C (36°F).

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

June Precipitation in Belfast

In Belfast in June, the total precipitation amount is 66 mm (2.6 in) over the course of 8 days.

June Precipitation Trends in Belfast

The chart displays monthly precipitation patterns in Belfast, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Belfast, June typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 8 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

June Humidity in Belfast

In Belfast in June, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.

June Average Humidity in Belfast

This chart illustrates the average monthly humidity levels in Belfast, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Belfast is approximately 84%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Belfast

In Belfast in June, 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 Belfast, you can visit Hourly UV Index in Belfast.

Maximum UV Index Levels in Belfast for June

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

Data source: Belfast June 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 June Weather in Belfast Compares to Other Months

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

This table compares monthly weather conditions in Belfast, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	47 mm (1.8 inches)	72%	extreme
February Weather	17°C (63°F)	40 mm (1.6 inches)	72%	extreme
March Weather	16°C (60°F)	55 mm (2.2 inches)	77%	very high
April Weather	13°C (56°F)	70 mm (2.8 inches)	77%	high
May Weather	11°C (52°F)	52 mm (2.1 inches)	82%	moderate
June Weather	9°C (48°F)	66 mm (2.6 inches)	84%	low
July Weather	8°C (47°F)	66 mm (2.6 inches)	85%	low
August Weather	9°C (48°F)	46 mm (1.8 inches)	82%	moderate
September Weather	10°C (50°F)	46 mm (1.8 inches)	82%	moderate
October Weather	12°C (53°F)	56 mm (2.2 inches)	79%	very high
November Weather	14°C (57°F)	68 mm (2.7 inches)	77%	very high
December Weather	16°C (61°F)	81 mm (3.2 inches)	75%	extreme