Mount Maunganui
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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.

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% *

Mount Maunganui Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Mount Maunganui - and find the best time to visit.

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 records 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 36 years of weather records for Mount Maunganui, the following extremes were recorded between 1990 and 2026.

  • 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 →

perfect weather
pleasant
tolerable
unpleasant
poor

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).

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.

  • Swimming
    6/10
  • Cycling
    5/10
  • Walking
    5/10
  • Camping
    6/10
  • Outdoor sports
    9/10

Mount Maunganui 3-Day Forecast

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.