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.
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 Christchurch's climate page.
Christchurch Temperature in May
Min Temperature
6°C (43°F)
Max Temperature
15°C (59°F)
Water Temperature
12°C (54°F)
Chance of Rain
37%
Precipitation
54 mm (2.1 in)
Rainy days
11 days
Humidity
86%
Windspeed
3 m/s (6 knots)
Sunshine
138 hours
Percentage Sunshine
47%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Christchurch typically stay consistent throughout May, with daily highs averaging around 15°C (59°F). Nights are cold, with lows typically ranging from 3°C (37°F) to 6°C (43°F).
Average temperatures in May
Daily Historical Precipitation
50-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 Christchurch in May
Browse day-by-day weather records for Christchurch spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Christchurch historical weather extremes in May
According to our 50 years of weather records for Christchurch, the following extremes were recorded between 1976 and 2026.
- Christchurch recorded its highest May temperature of 26°C (79°F) on May 11, 2016.
- The coldest May day was on May 29, 1989, with a maximum of 4°C (39°F).
- Nighttime temperatures dropped to -6°C (21°F) on May 10, 2024, marking the coldest May night on record.
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
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tolerable
unpleasant
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What to Wear in Christchurch in May
Pack for changing conditions in Christchurch in May. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. With water temperatures around 12°C (54°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Christchurch 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 Christchurch's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Christchurch climate overview or explore weather in New Zealand.
