April is one of the warmer months of the year in Kaikoura, with average highs near 15.3°C and lows around 10.7°C (mean 13°C). It is about average for rainfall, averaging 63 mm of rainfall and 78% relative humidity across the period.
April is one of the warmer months of the year in Kaikoura. Across 45 years of records, the warmest April in Kaikoura was 1981 — when the month averaged 14.6°C — while the coldest were 1992 and 1993 at 11.3°C. Typical April days reach 15.3°C with nights near 10.7°C. The long-term April temperature trend is broadly flat.
April is about average for rainfall in Kaikoura, averaging 63 mm of rainfall. The wettest April on record was 2017 with 182 mm, while the driest was 2010 at 13 mm.
Relative humidity in Kaikoura during April averages 78%. The most humid April was 1995 at 86%, and the least humid was 1994 at 74%.
April receives about 3 kWh/m²/day of solar energy in Kaikoura. The sunniest April was 1986 at 3.5 kWh/m²/day, and the cloudiest was 2014 at 2.4.
Average wind speed in Kaikoura during April is 3 m/s. The windiest Aprils were 1991, 1993 and 2015 at 3.6 m/s, while the calmest were 1994, 2010 and 2016, among others at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 13.1°C | 12.7°C | 13.0°C | 13.1°C | 13.6°C | +0.5°C |
| Avg High | 15.5°C | 14.9°C | 15.2°C | 15.4°C | 16.0°C | +0.5°C |
| Avg Low | 10.6°C | 10.4°C | 10.7°C | 10.9°C | 11.2°C | +0.6°C |
| Avg Rain | 46 mm | 71 mm | 53 mm | 90 mm | 48 mm | +3 mm |
April temperatures in Kaikoura have risen by about 0.7°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 4.7°C (1991) to a record high of 22.1°C (2013).
Rainfall in April is about average for rainfall, averaging 63 mm, with a wettest year of 182 mm.
A good time to visit Kaikoura
April is a good time to visit Kaikoura, with days averaging 15.3°C and nights around 10.7°C (mean 13°C, close to Kaikoura's yearly average) and moderate rainfall. February and January are marginally more temperate, but April still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 15.8°C | 13.9°C | 11.9°C | 21.7°C | 8.5°C | 104 mm | 83% | 3.2 m/s | 2.7 |
| 2024 | 15.8°C | 13.2°C | 10.7°C | 20.5°C | 7.6°C | 33 mm | 77% | 2.7 m/s | 3.1 |
| 2023 | 15.5°C | 13.5°C | 11.5°C | 18.5°C | 8.6°C | 75 mm | 83% | 3 m/s | 3 |
| 2022 | 16.4°C | 13.9°C | 11.5°C | 21.6°C | 9.6°C | 25 mm | 80% | 2.8 m/s | 3.2 |
| 2021 | 16.7°C | 13.9°C | 11.1°C | 20.8°C | 7.6°C | 38 mm | 75% | 2.8 m/s | 3.2 |
| 2020 | 15.6°C | 13.1°C | 10.6°C | 19.5°C | 7.4°C | 14 mm | 76% | 2.9 m/s | 3.4 |
| 2019 | 14.5°C | 12.6°C | 10.6°C | 20.0°C | 8.6°C | 122 mm | 81% | 3.4 m/s | 2.9 |
| 2018 | 15.1°C | 12.8°C | 10.5°C | 20.7°C | 6.8°C | 126 mm | 78% | 3.3 m/s | 2.9 |
| 2017 🌧️ | 15.2°C | 13.1°C | 11.1°C | 21.5°C | 7.9°C | 182 mm | 83% | 3.1 m/s | 2.8 |
| 2016 | 16.2°C | 13.8°C | 11.4°C | 20.4°C | 8.9°C | 30 mm | 76% | 2.6 m/s | 3.4 |
| 2015 | 15.9°C | 13.4°C | 11.0°C | 21.5°C | 6.1°C | 60 mm | 78% | 3.6 m/s | 2.9 |
| 2014 | 14.8°C | 13.1°C | 11.4°C | 18.1°C | 8.5°C | 178 mm | 85% | 3.3 m/s | 2.4 |
| 2013 | 15.5°C | 13.4°C | 11.2°C | 22.1°C | 8.5°C | 77 mm | 79% | 2.9 m/s | 2.7 |
| 2012 | 15.4°C | 13.1°C | 10.8°C | 19.1°C | 8.8°C | 31 mm | 78% | 2.7 m/s | 3.4 |
| 2011 | 14.5°C | 12.2°C | 9.9°C | 18.7°C | 7.0°C | 78 mm | 77% | 3.5 m/s | 2.9 |
| 2010 | 16.4°C | 13.9°C | 11.3°C | 20.8°C | 8.4°C | 13 mm | 74% | 2.6 m/s | 3 |
| 2009 | 15.4°C | 12.9°C | 10.4°C | 21.2°C | 7.1°C | 39 mm | 76% | 3 m/s | 2.9 |
| 2008 | 15.5°C | 13.4°C | 11.2°C | 21.0°C | 7.6°C | 58 mm | 79% | 3.1 m/s | 3.1 |
| 2007 | 14.6°C | 12.4°C | 10.2°C | 19.5°C | 8.0°C | 49 mm | 79% | 2.7 m/s | 3.1 |
| 2006 | 16.6°C | 14.5°C | 12.3°C | 20.4°C | 9.6°C | 98 mm | 79% | 3 m/s | 3 |
| 2005 | 14.8°C | 12.5°C | 10.1°C | 19.3°C | 6.1°C | 40 mm | 78% | 3.2 m/s | 3.2 |
| 2004 | 14.4°C | 12.0°C | 9.7°C | 20.3°C | 6.1°C | 55 mm | 80% | 2.8 m/s | 2.9 |
| 2003 | 14.4°C | 12.3°C | 10.2°C | 18.2°C | 8.1°C | 61 mm | 81% | 3.4 m/s | 3 |
| 2002 | 14.7°C | 12.7°C | 10.7°C | 19.3°C | 7.3°C | 53 mm | 82% | 3.1 m/s | 2.7 |
| 2001 | 16.2°C | 13.6°C | 11.1°C | 21.6°C | 8.8°C | 20 mm | 74% | 2.9 m/s | 3.4 |
| 2000 | 15.7°C | 13.2°C | 10.6°C | 19.9°C | 7.2°C | 60 mm | 79% | 2.9 m/s | 2.8 |
| 1999 | 15.0°C | 12.9°C | 10.9°C | 19.4°C | 6.6°C | 45 mm | 80% | 3.1 m/s | 2.8 |
| 1998 | 16.0°C | 13.5°C | 10.9°C | 20.7°C | 7.5°C | 21 mm | 76% | 3 m/s | 3.1 |
| 1997 | 14.7°C | 12.3°C | 9.9°C | 20.1°C | 5.9°C | 49 mm | 76% | 3.2 m/s | 2.8 |
| 1996 | 15.4°C | 13.3°C | 11.3°C | 19.0°C | 8.4°C | 116 mm | 80% | 2.8 m/s | 2.8 |
| 1995 | 14.7°C | 13.2°C | 11.7°C | 19.0°C | 6.3°C | 162 mm | 86% | 3.4 m/s | 2.7 |
| 1994 | 16.1°C | 13.5°C | 10.8°C | 20.3°C | 6.6°C | 24 mm | 74% | 2.6 m/s | 3.3 |
| 1993 | 13.4°C | 11.3°C | 9.2°C | 18.5°C | 6.5°C | 77 mm | 81% | 3.6 m/s | 2.9 |
| 1992 ❄️ | 13.4°C | 11.3°C | 9.2°C | 18.3°C | 6.4°C | 39 mm | 78% | 3.4 m/s | 3.3 |
| 1991 | 14.3°C | 11.9°C | 9.5°C | 21.3°C | 4.7°C | 94 mm | 78% | 3.6 m/s | 2.8 |
| 1990 | 16.2°C | 13.6°C | 10.9°C | 21.1°C | 5.7°C | 77 mm | 76% | 2.9 m/s | 3 |
| 1989 | 16.3°C | 13.7°C | 11.0°C | 19.6°C | 8.4°C | 46 mm | 74% | 2.9 m/s | 3.3 |
| 1988 | 14.6°C | 12.2°C | 9.7°C | 18.9°C | 7.6°C | 18 mm | 76% | 2.9 m/s | 3.3 |
| 1987 | 15.1°C | 12.7°C | 10.2°C | 20.7°C | 7.5°C | 70 mm | 76% | 3.1 m/s | 3.1 |
| 1986 | 16.7°C | 14.0°C | 11.3°C | 20.1°C | 8.9°C | 31 mm | 76% | 2.7 m/s | 3.5 |
| 1985 | 15.6°C | 13.3°C | 11.0°C | 19.6°C | 7.1°C | 51 mm | 76% | 2.7 m/s | 3.4 |
| 1984 | 15.4°C | 12.9°C | 10.4°C | 19.6°C | 7.2°C | 18 mm | 78% | 2.7 m/s | 3.3 |
| 1983 | 14.6°C | 12.3°C | 10.0°C | 20.3°C | 7.1°C | 96 mm | 79% | 3.1 m/s | — |
| 1982 | 13.6°C | 11.8°C | 9.9°C | 19.6°C | 7.7°C | 33 mm | 80% | 2.9 m/s | — |
| 1981 🔥 | 17.2°C | 14.6°C | 11.9°C | 21.5°C | 9.5°C | 48 mm | 76% | 2.6 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 15.3°C with lows near 10.7°C (mean 13°C), based on 45 years of NASA POWER data.
April averages 63 mm of rainfall in Kaikoura, about average for rainfall. The wettest on record was 182 mm in 2017.
The hottest April reached 22.1°C in 2013. The coldest dipped to 4.7°C in 1991.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.7°C. Daytime highs moved from 15.3°C to 16°C and overnight lows from 10.6°C to 11.3°C over the same span.
April is one of the warmer months of the year in Kaikoura and about average for rainfall, so plan for around 15.3°C daytime highs and 10.7°C at night.
Not quite — April is the 8th coolest month in Kaikoura, averaging 13°C.
For April in Kaikoura, pack light layers you can adjust through the day, with typical highs of 15.3°C and lows of 10.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 78% — quite humid.
Average wind speed in April is 3 m/s. The windiest April on record averaged 3.6 m/s (1991).
The wettest April on record was 2017 with 182 mm. On average, April sees 63 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Kaikoura behaves each April, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for April specifically, along with year-by-year records and how the month has changed over the decades.
