New Zealand
Auckland in May: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Auckland in May is climatically well suited to city breaks. The average daily high is around 17 °C, and the sea is about 18 °C. With about 13 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
48/100 · #8
Warmth
#7
Dryness
#9
Sun
#10
Sea warmth
#6
Published best categories: none
Auckland · MayPhoto: wehunts · CC BY-SA 2.0Climate facts
- Average high
- 17 °C
- Average low
- 13 °C
- Sea
- 18 °C
- Rainy days (est.)
- 13 rainy days (est.)
- Sun (est.)
- 3 h/day
- Humidity
- 81 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| April | 20 | 15 | 11 | 92 | 4.3 | 79 | 4.2 | 20 | 65 |
| May (selected) | 17 | 13 | 13 | 107 | 3.1 | 81 | 4.6 | 18 | 48 |
| June | 15 | 11 | 14 | 108 | 2.5 | 84 | 4.7 | 16 | 37 |
How do the previous and next months compare?
Baseline: May (48/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| April | +17 | +2.6 °C | +2 °C | -2.2 | -14.3 mm | +1.2 h | -2.9 % | -0.3 m/s | +1.7 °C |
| June | -11 | -2.3 °C | -1.9 °C | +0.9 | +1.4 mm | -0.6 h | +2.2 % | +0.2 m/s | -1.9 °C |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Auckland in May?
The average daily high is around 17 °C, with an average daily low of about 13 °C.
Can you swim in Auckland in May?
The sea is about 18 °C (cold).
Does it rain a lot in Auckland in May?
The curated estimate is about 13 rainy days per month, not a directly measured long-term average. Total precipitation averages around 107 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Auckland?
By the climate score, January, February, March and December are the strongest months for Auckland. For a beach trip: January, February, March and December. May is not among them.