July weather forecast
Nelson, New Zealand

In July, Nelson endures the pinnacle of its cold season. The average low temperature sinks further to 1.9°C (35.4°F), reflecting the city's coldest month. Simultaneously, the city encounters a leap in humidity levels, adding a damp tone to the chill. The mercury drops make nighttime strolls a chilly affair, often enjoyed best beside the warmth of a fireplace. Despite the predominantly overcast skies, sunny spells break through adding a pleasing contrast.

Temperature

July proves to be the coldest month, recording an average maximum temperature of 12.5°C (54.5°F) and a minimum temperature of 1.9°C (35.4°F).

Humidity

July is the most humid month in Nelson, New Zealand, with an average relative humidity of 90%.

Rainfall

In Nelson, in July, during 7.8 rainfall days, 78mm (3.07") 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

The months with the coldest seawater are July through October, with an average sea temperature of 14°C (57.2°F).
Note: Swimming in 14°C (57.2°F) can be lethal. Merely spending a few minutes in 13°C (55.4°F) waters feels harsh, and venturing below 10°C (50°F) might disrupt breathing control and bring about cold shock, contingent on individual resilience.

Daylight

In July, the average length of the day in Nelson is 9h and 31min.
On the first day of the month, sunrise is at 7:53 am and sunset at 5:08 pm. On the last day of July, sunrise is at 7:35 am and sunset at 5:31 pm NZST.

Sunshine

In July, the average sunshine is 5.1h.

UV index

The months with the lowest UV index are June and July, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 1 in July translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays.