The Tongariro Crossing in New Zealand
It is called the most beautiful walk in New Zealand, the Tongariro Crossing. The official hiking season starts late October until end of April.
Mount Maunganui in January sees high daytime temperatures of 23°C (73°F) and nighttime lows of 16°C (61°F). With just 87 mm (3.4 in) of rainfall on average, it's the driest month of the year.
If your ideal day consists of dry skies and pleasant temperatures, January typically offers the best circumstances for Mount Maunganui.
Pick a month to see the average temperature, rainfall and sunshine in Mount Maunganui - and find the best time to visit.
51-year average (1976-2026)
Based on our historical records, temperatures in Mount Maunganui typically stay consistent throughout January, with daily highs averaging around 23°C (73°F). Nights are pleasant, with lows typically ranging from 15°C (59°F) to 17°C (63°F).
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Mount Maunganui spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Mount Maunganui spans 1991 to 2025, revealing these weather extremes.
Find out more about the weather in New Zealand and which places have the best travel conditions in this month. See all of New Zealand in January →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Comfortable temperatures call for an easy wardrobe in January. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. With water temperatures around 18°C (64°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Mount Maunganui climate overview or explore weather in New Zealand.
Where to go in January - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
The Tongariro Crossing in New Zealand
It is called the most beautiful walk in New Zealand, the Tongariro Crossing. The official hiking season starts late October until end of April.
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