April is one of the warmer months of the year in Palmerston North, with average highs near 17.4°C and lows around 9.2°C (mean 13.3°C). It is about average for rainfall, averaging 74 mm of rainfall and 83% relative humidity across the period.
April is one of the warmer months of the year in Palmerston North. Across 45 years of records, the warmest April in Palmerston North was 1981 — when the month averaged 15°C — while the coldest was 1992 at 10.5°C. Typical April days reach 17.4°C with nights near 9.2°C. The long-term trend is warming, about 0.2°C per decade.
April is about average for rainfall in Palmerston North, averaging 74 mm of rainfall. The wettest April on record was 2015 with 190 mm, while the driest was 1982 at 12 mm.
Relative humidity in Palmerston North during April averages 83%. The most humid April was 2017 at 90%, and the least humid was 2001 at 77%.
April receives about 3.1 kWh/m²/day of solar energy in Palmerston North. The sunniest Aprils were 1986 and 2022 at 3.5 kWh/m²/day, and the cloudiest was 1996 at 2.6.
Average wind speed in Palmerston North during April is 3.3 m/s. The windiest April was 2018 at 4.3 m/s, while the calmest was 1985 at 2.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 13.3°C | 13.0°C | 13.2°C | 13.5°C | 13.8°C | +0.5°C |
| Avg High | 17.7°C | 16.9°C | 17.5°C | 17.5°C | 17.9°C | +0.2°C |
| Avg Low | 8.8°C | 9.2°C | 8.9°C | 9.6°C | 9.7°C | +0.9°C |
| Avg Rain | 63 mm | 81 mm | 56 mm | 104 mm | 61 mm | -2 mm |
April temperatures in Palmerston North have risen by about 0.5°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 2.1°C (1983) to a record high of 25.5°C (2025).
Rainfall in April is about average for rainfall, averaging 74 mm, with a wettest year of 190 mm.
A good time to visit Palmerston North
April is a good time to visit Palmerston North, with days averaging 17.4°C and nights around 9.2°C (mean 13.3°C, close to Palmerston North'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 | 19.0°C | 14.9°C | 10.9°C | 25.5°C | 5.2°C | 103 mm | 84% | 3.2 m/s | 3.1 |
| 2024 | 18.1°C | 13.8°C | 9.4°C | 23.6°C | 5.4°C | 57 mm | 82% | 3 m/s | 3.1 |
| 2023 | 17.4°C | 13.7°C | 10.0°C | 21.2°C | 4.5°C | 108 mm | 89% | 3.2 m/s | 3.2 |
| 2022 | 17.6°C | 13.4°C | 9.3°C | 22.5°C | 5.1°C | 26 mm | 88% | 2.9 m/s | 3.5 |
| 2021 | 17.5°C | 13.5°C | 9.6°C | 23.3°C | 3.7°C | 42 mm | 84% | 3.5 m/s | 3.1 |
| 2020 | 17.9°C | 13.6°C | 9.2°C | 21.6°C | 4.8°C | 28 mm | 80% | 3.6 m/s | 3.3 |
| 2019 | 17.2°C | 13.1°C | 9.1°C | 22.3°C | 4.9°C | 107 mm | 84% | 3.2 m/s | 3 |
| 2018 | 16.8°C | 13.2°C | 9.5°C | 21.9°C | 5.0°C | 112 mm | 85% | 4.3 m/s | 3 |
| 2017 | 16.9°C | 13.3°C | 9.7°C | 21.3°C | 5.3°C | 178 mm | 90% | 2.9 m/s | 2.9 |
| 2016 | 18.9°C | 14.2°C | 9.6°C | 22.6°C | 5.0°C | 40 mm | 81% | 3 m/s | 3.4 |
| 2015 🌧️ | 17.1°C | 13.4°C | 9.7°C | 23.0°C | 3.3°C | 190 mm | 85% | 3.7 m/s | 2.9 |
| 2014 | 18.4°C | 14.8°C | 11.1°C | 24.3°C | 6.3°C | 145 mm | 86% | 3.4 m/s | 2.7 |
| 2013 | 17.8°C | 14.2°C | 10.6°C | 23.0°C | 5.4°C | 88 mm | 84% | 3.8 m/s | 2.7 |
| 2012 | 17.6°C | 13.1°C | 8.6°C | 20.4°C | 5.1°C | 33 mm | 83% | 3.3 m/s | 3.3 |
| 2011 | 16.1°C | 12.3°C | 8.4°C | 21.5°C | 4.1°C | 113 mm | 84% | 3.6 m/s | 2.7 |
| 2010 | 17.9°C | 13.7°C | 9.5°C | 21.1°C | 5.1°C | 34 mm | 81% | 3.8 m/s | 3.2 |
| 2009 | 18.0°C | 13.0°C | 8.1°C | 21.8°C | 3.9°C | 47 mm | 80% | 2.9 m/s | 3.3 |
| 2008 | 18.4°C | 14.2°C | 9.9°C | 22.0°C | 3.5°C | 97 mm | 81% | 2.9 m/s | 3.1 |
| 2007 | 17.1°C | 12.7°C | 8.3°C | 20.9°C | 4.6°C | 41 mm | 82% | 2.8 m/s | 3.1 |
| 2006 | 18.4°C | 14.5°C | 10.6°C | 22.6°C | 6.2°C | 85 mm | 83% | 3.7 m/s | 2.9 |
| 2005 | 16.4°C | 12.2°C | 8.0°C | 21.1°C | 2.7°C | 47 mm | 85% | 3.2 m/s | 3 |
| 2004 | 15.4°C | 11.6°C | 7.7°C | 19.4°C | 2.9°C | 62 mm | 88% | 2.9 m/s | 2.9 |
| 2003 | 17.5°C | 13.3°C | 9.0°C | 21.3°C | 5.2°C | 35 mm | 81% | 2.8 m/s | 2.9 |
| 2002 | 17.5°C | 13.2°C | 8.8°C | 21.2°C | 5.0°C | 36 mm | 82% | 2.8 m/s | 3 |
| 2001 | 18.4°C | 13.4°C | 8.4°C | 20.8°C | 3.9°C | 44 mm | 77% | 3 m/s | 3.2 |
| 2000 | 18.2°C | 14.2°C | 10.1°C | 23.1°C | 6.8°C | 67 mm | 83% | 3.5 m/s | 2.8 |
| 1999 | 18.3°C | 14.3°C | 10.3°C | 24.9°C | 4.7°C | 46 mm | 80% | 3.5 m/s | 3.2 |
| 1998 | 19.4°C | 14.7°C | 10.0°C | 24.2°C | 6.5°C | 43 mm | 80% | 3.4 m/s | 3 |
| 1997 | 15.9°C | 12.1°C | 8.2°C | 22.0°C | 2.9°C | 107 mm | 85% | 3.6 m/s | 3 |
| 1996 | 17.0°C | 13.9°C | 10.8°C | 20.1°C | 5.3°C | 110 mm | 89% | 3.5 m/s | 2.6 |
| 1995 | 18.1°C | 14.8°C | 11.4°C | 22.8°C | 5.7°C | 119 mm | 87% | 3.2 m/s | 3 |
| 1994 | 18.2°C | 13.4°C | 8.6°C | 22.6°C | 2.2°C | 41 mm | 81% | 3.3 m/s | 3.3 |
| 1993 | 15.1°C | 11.5°C | 7.9°C | 21.0°C | 3.7°C | 59 mm | 85% | 3.3 m/s | 3.1 |
| 1992 ❄️ | 14.4°C | 10.5°C | 6.7°C | 17.2°C | 2.5°C | 42 mm | 85% | 2.9 m/s | 3 |
| 1991 | 15.2°C | 11.7°C | 8.2°C | 23.4°C | 2.7°C | 161 mm | 86% | 3.9 m/s | 3 |
| 1990 | 17.2°C | 13.4°C | 9.6°C | 19.9°C | 2.7°C | 79 mm | 85% | 4 m/s | 3 |
| 1989 | 18.5°C | 13.8°C | 9.0°C | 22.4°C | 3.7°C | 43 mm | 80% | 3.2 m/s | 3.4 |
| 1988 | 17.3°C | 12.5°C | 7.6°C | 21.1°C | 3.9°C | 36 mm | 80% | 3 m/s | 3.3 |
| 1987 | 16.2°C | 12.2°C | 8.2°C | 20.8°C | 4.4°C | 108 mm | 86% | 3.6 m/s | 3.3 |
| 1986 | 18.5°C | 13.9°C | 9.4°C | 22.0°C | 6.3°C | 52 mm | 84% | 3.5 m/s | 3.5 |
| 1985 | 18.3°C | 13.2°C | 8.1°C | 24.7°C | 4.0°C | 47 mm | 79% | 2.7 m/s | 3.4 |
| 1984 | 17.7°C | 13.5°C | 9.3°C | 21.5°C | 3.9°C | 79 mm | 83% | 3.4 m/s | 3.2 |
| 1983 | 16.8°C | 12.9°C | 9.0°C | 21.7°C | 2.1°C | 131 mm | 84% | 3.9 m/s | — |
| 1982 | 16.5°C | 12.4°C | 8.2°C | 20.7°C | 5.1°C | 12 mm | 79% | 3 m/s | — |
| 1981 🔥 | 19.1°C | 15.0°C | 10.8°C | 23.5°C | 5.5°C | 60 mm | 82% | 4.2 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 17.4°C with lows near 9.2°C (mean 13.3°C), based on 45 years of NASA POWER data.
April averages 74 mm of rainfall in Palmerston North, about average for rainfall. The wettest on record was 190 mm in 2015.
The hottest April reached 25.5°C in 2025. The coldest dipped to 2.1°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.5°C. Daytime highs moved from 17.7°C to 17.9°C and overnight lows from 9.1°C to 9.8°C over the same span.
April is one of the warmer months of the year in Palmerston North and about average for rainfall, so plan for around 17.4°C daytime highs and 9.2°C at night.
Not quite — April is the 8th coolest month in Palmerston North, averaging 13.3°C.
For April in Palmerston North, pack light layers you can adjust through the day, with typical highs of 17.4°C and lows of 9.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 83% — quite humid.
Average wind speed in April is 3.3 m/s. The windiest April on record averaged 4.3 m/s (2018).
The wettest April on record was 2015 with 190 mm. On average, April sees 74 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 Palmerston North 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.
