Wellington, New Zealand skyline

Wellington Weather in May

Wellington, New Zealand in May: how the month usually turns out, from 2006–2025 averages.

A typical May day in Wellington peaks at 14.4°C (57.9°F) and drops to 11.2°C (52.2°F) overnight; expect about 11 rainy days (89 mm in total) and 7.4 hours of sunshine daily.

Avg high

14.4°C (57.9°F)

Avg low

11.2°C (52.2°F)

Rainfall

89 mm (3.5 in)

Rainy days

11 days

Sunshine

7.4 h / day

Humidity

78%

May vs the rest of the year

On temperature, May beats 5 of 11 other months, and it ranks as the 4th wettest month of the year.

MonthAvg highvs MayRainRainy days
January18.8°C (65.8°F)+4.4°C (+7.9°F)51 mm8
February19°C (66.2°F)+4.6°C (+8.3°F)62 mm7
March17.8°C (64°F)+3.4°C (+6.1°F)64 mm9
April16.2°C (61.2°F)+1.8°C (+3.2°F)89 mm10
May14.4°C (57.9°F)—89 mm11
June12.6°C (54.7°F)−1.8°C (−3.2°F)101 mm13
July11.8°C (53.2°F)−2.6°C (−4.7°F)101 mm12
August11.9°C (53.4°F)−2.5°C (−4.5°F)94 mm14
September12.9°C (55.2°F)−1.5°C (−2.7°F)79 mm12
October14.1°C (57.4°F)−0.3°C (−0.5°F)87 mm13
November15.7°C (60.3°F)+1.3°C (+2.3°F)71 mm10
December17.4°C (63.3°F)+3°C (+5.4°F)80 mm11

What May feels like in Wellington

Late autumn arrives in Wellington with May (Wellington is in the southern hemisphere, so the seasons run opposite to Europe and North America). Expect cool, jacket-on afternoons — comfortable for a long walk. The gap between afternoon and night is small, so nights are cool and the temperature hardly changes after dark. The air is damp, which makes cool temperatures feel colder, particularly in wind.

Rain in Wellington in May

Showers are a regular feature, arriving about one day in 3. Wet days average about 8.1 mm (0.3 in), enough to soak you without an umbrella. That is close to Wellington's typical rain per wet day for the whole year (about 7.4 mm).

Daylight and sunshine in May

Mid-month, Wellington gets 9 h 52 min of daylight, from sunrise near 7:21 am to sunset near 5:13 pm. Evenings are drawing in — 1 h 10 min less daylight than mid-April. The sun is out for roughly 75% of those daylight hours, so there are plenty of bright spells.

How May compares to the rest of the year

In Wellington's temperature order, May sits as the 6th coolest month. Against April, the average high is 1.8°C (3.2°F) lower, with about the same rain. The cooling trend carries on into June. By June, typical highs are 12.6°C (54.7°F).

Who May suits

  • Sightseeing: a good fit — daytime temperatures are fine for walking around.
  • Parks & outdoor: less ideal — too cool to sit outside for long.
  • Beach: less ideal — the sea air is too cool.

Tips for visiting Wellington in May

Rain Protection

Keep a small umbrella in your bag and wear shoes that cope with puddles.

Light Jacket

Cool days — a light jacket or sweater for walking around.

Sunglasses

Bright days make sunglasses worth packing.

Quick questions

How warm is Wellington in May?

Afternoons average 14.4°C (57.9°F) and nights about 11.2°C (52.2°F) — cool by most people's standards. It is the 6th coolest month of the year.

Does it rain a lot in Wellington in May?

Yes, fairly — rain falls about one day in 3 and totals about 89 mm, so an umbrella is worth carrying.

What should I wear in Wellington in May?

Pack rain protection, a light jacket and sunglasses. Evenings feel similar to the day, so the same clothes work from morning to night.

Is May or June better for visiting Wellington?

On our 12-month climate ranking, May comes out ahead (#7 of 12 vs #10). June is cooler and has more rainy days.

Is May a good time to visit Wellington?

Good

Good — mild but cool days, frequent rain (about 11 rainy days). Within Wellington's own year, May ranks #7 of 12.

May in other New Zealand cities

Warmer or drier places in May

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Wellington weather by month.