Christchurch Weather in May

May in Christchurch typically sees daytime highs of 15°C (59°F) and nighttime lows of 6°C (43°F). Expect some rainfall during the month.

Rainfall in Christchurch in May

On average, there are about 11 days with rain during this month, averaging 54 mm (2.1 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Christchurch in May

Daytime highs in Christchurch in May reach 15°C (59°F), with nights around 6°C (43°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 6°C (43°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Christchurch in May

You can expect a moderate amount of sunlight, with approximately 138 hours. This means a pleasant mix of sun and overcast.

Wind Speed in Christchurch in May

Wind speeds average 3 m/s (6 knots) during May. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.

Average water temperature in May

With water temperatures around 12°C (54°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.

If you prefer dry days with pleasant temperatures, January, February, March and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.