May weather forecast
Nelson, New Zealand

In May, Nelson leafs through its chilliest chapter of the year. Experiencing an average low of 5.5°C (41.9°F), the city wears a cooler look, signalling the onset of the New Zealand winter. Changing leaves add a beautiful contrast to the cityscape, enhanced by the increasing rainfall. Although the city offers fewer daylight hours, the serene atmosphere attracts solitude seekers. Despite the cooler weather, indoor activities and local attractions continue to flourish in May.

Temperature

April's transformation into May witnesses an average high-temperature of a moderate 15.6°C (60.1°F) in Nelson, noting a minor change from the preceding month. Throughout May, Nelson witnesses a nighttime temperature average of 5.5°C (41.9°F).

Humidity

The average relative humidity in May in Nelson is 87.8%.

Rainfall

In Nelson, in May, during 7.3 rainfall days, 82mm (3.23") of precipitation is typically accumulated. Throughout the year, in Nelson, there are 93.4 rainfall days, and 960mm (37.8") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature is 16°C (60.8°F).
Note: Swimming is not a pleasant activity for most individuals in 16°C (60.8°F). Breathing becomes increasingly challenging to control as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Nelson, the average length of the day in May is 9h and 50min.
On the first day of May, sunrise is at 7:14 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:06 pm NZST.

Sunshine

The average sunshine in May in Nelson is 5.7h.

UV index

In Nelson, the average daily maximum UV index in May is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 2 in May translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.