The climate in Kaiapoi during April can be summarized as mild and reasonably dry.
April is in the fall / autumn in Kaiapoi and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 18°C (64°F), whilst at night 7°C (45°F) is normal.
| Daytime temperature | 17.6°C 63.7°F |
|---|---|
| Nightly temperature | 7°C 44.6°F |
| Average temperature | 12.3°C 54.1°F |
| Daily sunshine | 5.8 hrs |
| Avg rainfall | 58 mm 2.3 ins |
| Rainy days | 9 days |
| Sea temperature | 13.1°C 55.5°F |
| Humidity | 82% |
| Windspeed | 10.4kph 7 mph |
On average April is the 5th wettest month of the year in Kaiapoi with around 58mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.8 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Kaiapoi in April 2025.
| Hottest month: | January | 22.1°C 71.8°F |
|---|---|---|
| Driest month: | February | 43mm 1.7ins |
| Sunniest month: | February | 7.3hrs |
| Coldest month: | July | 10.7°C 51.3°F |
| Wettest month: | July | 70mm 2.8ins |