April weather forecast
Chatham Islands, New Zealand

Enter April, and the onset of autumn manifests in the form of falling temperatures in Chatham Islands. The island still expects to receive a fair share of rainfall, with an average precipitation level marked at around 76mm (2.99"). An increment in humidity coincides with decreasing daylight hours, a notable characteristic of April. Albeit the sea temperature going down, it doesn't deter the water activities entirely. With sunshine hours getting limited and UV index tapering down, tourists no longer need to worry about severe sunburns.

Temperature

April's commencement is accompanied by an average high-temperature of a moderate 14.9°C (58.8°F), diverging marginally from March's 17.1°C (62.8°F). Chatham Islands experiences a minimal drop from daytime high temperatures, recording an average low-temperature of 9.9°C (49.8°F) throughout April.

Humidity

The average relative humidity in April in Chatham Islands, New Zealand, is 83.4%.

Rainfall

In April, the rain falls for 11.1 days. Throughout April, 76mm (2.99") of precipitation is accumulated. In Chatham Islands, during the entire year, the rain falls for 140 days and collects up to 912mm (35.91") of precipitation.

Sea temperature

In Chatham Islands, the average seawater temperature in April is 15°C (59°F).
Note: For most, swimming in 15°C (59°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

In April, the average length of the day is 10h and 50min.
On the first day of the month, sunrise is at 7:49 am and sunset at 7:20 pm +1345. On the last day of April, sunrise is at 7:23 am and sunset at 5:32 pm +1245.
Note: On Sunday, 07. April 2024, at 3:45 am, Daylight Saving Time ends, and the time zone changes from +1345 to +1245. Daylight Saving Time starts again on Sunday, 29. September 2024, at 2:45 am; consequently, the time zone reverts from +1245 to +1345.

Sunshine

In April, the average sunshine is 3.5h.

UV index

The average daily maximum UV index in April in Chatham Islands is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.