Travel guide and advices. January in New Zealand can appear much warmer due to the humidity; days can often be quite rainy, and this adds a lot of moisture to the air, especially in Northland, Auckland, and the Coromandel. Be prepared with the most accurate 10-day forecast for Auckland, Auckland, New Zealand with highs, lows, chance of precipitation from The Weather Channel and Weather.com January Weather January is one of the most popular months for visitors and travellers to explore New Zealand as it tends to be the warmest month of the year. Weather phenomena recorded in previous years in Auckland ☃ Water Temperature in localities in Auckland ☀ Weather forecast for Auckland in January ☔. Calendar overview of Months Weather Forecast. The minimum was at Overnight, 31st January. Although, during nighttime, the temperature may drop to 17°C (63°F), when visitors will want to go with something little warm for dinner outside or other outdoor happenings. In the North Island, average top temperatures hover around 25°C dropping to lows of 12°C. Average Weather during. For swimming, a surface water temperature of 20.3°C (68.5°F) is not enjoyable for the majority. It makes january one of the least rainy months of the year. Summary. The amount of rain in January is normal with an average of 74mm (2.9in). in Auckland (Auckland Region), New Zealand. However, there are also many great summer days which see hordes of New Zealanders at their favorite beach. AucklandWeather in January 2021 was changeable. Precipitation total in January for Auckland is 2.5 in. Temperature of water and air, precipitation, amount of days with rain and advice on the best time to visit Auckland. January is a warm time for sunbathing in Waiheke Island.January is a little too cold to enjoy swimming in Waiheke Island for any length of time. While, it drops down to +17°C. In year 2021, the temperature in January did reach its maximum +25°C, Afternoon, 1st January. Weather in Auckland in January 2021. Weather reports from January 2018 in Auckland, New Zealand with highs and lows It is not considered safe, as controlling breathing becomes progressively … Get the monthly weather forecast for Auckland, Auckland, New Zealand, including daily high/low, historical averages, to help you plan ahead. The average maximum temperature of weather in Auckland in January is only 25° C (77 F) and the minimum is about 12° C (54 F) which is very mild and pleasant. Consider visiting Waiheke Island in the months of January, February, March, December, for the best beach weather.Also consider one of our other suggestions for January. January. The average minimum temperature (usually the minimum temperature is noted during the night) in Auckland in January is 15.0°C (59°F). Dr. Ashley Bloomfield said the new community case from yesterday - which plunged Auckland into alert level 3 and the rest of New Zealand into alert level 2 - … Read an overview of the climate. Free Long Range Weather Forecast for Auckland, Auckland. In Auckland, New Zealand, in January, the average water temperature is 20.3°C (68.5°F). Currently in Auckland: +23°C.