Mount Maunganui Weather in May
In Mount Maunganui, May brings moderate daytime temperatures around 18°C (64°F), with nights cooling to 12°C (54°F). Expect quite a bit of rainfall this month.
Rainfall in Mount Maunganui in May
Typically, about 11 days will experience rainfall, with an average of 120 mm (4.7 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Mount Maunganui in May
In May, Mount Maunganui sees moderate temperatures, with highs of 18°C (64°F). Nights drop to around 12°C (54°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Mount Maunganui in May
The city usually sees around 168 hours of sunlight, indicating a moderately sunny period.
Wind Speed in Mount Maunganui in May
In May, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.
Average water temperature in May
The water temperature is 17°C (63°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.Should you favor a climate that's both dry and comfortably warm, January typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit New Zealand, check out our Mount Maunganui's climate page.
Mount Maunganui Temperature in May
Min Temperature
12°C (54°F)
Max Temperature
18°C (64°F)
Water Temperature
17°C (63°F) *
Chance of Rain
38%
Precipitation
120 mm (4.7 in)
Rainy days
11 days
Humidity
83% *
Windspeed
4 m/s (8 knots) *
Sunshine
168 hours *
Percentage Sunshine
53% *
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Mount Maunganui typically stay consistent throughout May, with daily highs averaging around 18°C (64°F). Nights are cool, with lows typically ranging from 9°C (48°F) to 11°C (52°F).
Average temperatures in May
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Mount Maunganui in May
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.
Mount Maunganui historical weather extremes in May
According to our 35 years of weather records for Mount Maunganui, the following extremes were recorded between 1990 and 2025.
- Mount Maunganui recorded its highest May temperature of 25°C (77°F) on May 20, 2021.
- Mount Maunganui experienced its chilliest May day on May 11, 1990, reaching only 9°C (48°F).
- The lowest overnight temperature recorded in May was 2°C (36°F) (May 28, 2014).
Best Places in New Zealand in May
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 May →
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What to Wear in Mount Maunganui in May
Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 17°C (63°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Mount Maunganui in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit New Zealand, check out our Mount Maunganui's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Mount Maunganui climate overview or explore weather in New Zealand.
