October weather forecast
Chatham Islands, New Zealand

October in Chatham Islands spells out clear skies with the departure of the hitherto persistent rains. The month sees a substantial decrease in rainfall, from above 70mm (2.76") to a more moderate figure of about 63mm (2.48"). A striking attribute of October is the noticeable daylight hour extension, a favourable condition to explore the island. A small surge in sea temperatures opens up the way for exciting marine explorations. As temperatures hover at moderate levels, the island showcases a fine mix of warmth, light, and tranquility.

Temperature

The transition from September to October sees an average high-temperature of a refreshing 13.1°C (55.6°F), indicating a minor variance from the prior month. An average temperature of 8°C (46.4°F) is recorded in Chatham Islands, New Zealand, during the nights in October.

Humidity

In Chatham Islands, the average relative humidity in October is 84%.

Rainfall

In Chatham Islands, in October, it is raining for 11.2 days, with typically 63mm (2.48") of accumulated precipitation. Throughout the year, in Chatham Islands, there are 140 rainfall days, and 912mm (35.91") of precipitation is accumulated.

Sea temperature

In Chatham Islands, New Zealand, in October, the average water temperature is 12°C (53.6°F).
Note: Swimming in 12°C (53.6°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

The average length of the day in October is 13h and 21min.
On the first day of October, sunrise is at 7:01 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:17 pm +1345.

Sunshine

In Chatham Islands, New Zealand, the average sunshine in October is 4.2h.

UV index

In October, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In October, the maximum UV index of 5 transforms into these recommendations:
Undertake precautions - Guarding against sun damage is counselled. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.