April is one of the warmer months of the year in Invercargill, with average highs near 14°C and lows around 9.6°C (mean 11.8°C). It is about average for rainfall, averaging 103 mm of rainfall and 82% relative humidity across the period.
April is one of the warmer months of the year in Invercargill. Across 45 years of records, the warmest April in Invercargill was 2023 — when the month averaged 13.2°C — while the coldest was 1983 at 10.1°C. Typical April days reach 14°C with nights near 9.6°C. The long-term trend is warming, about 0.2°C per decade.
April is about average for rainfall in Invercargill, averaging 103 mm of rainfall. The wettest April on record was 2010 with 195 mm, while the driest was 1982 at 13 mm.
Relative humidity in Invercargill during April averages 82%. The most humid April was 2004 at 85%, and the least humid was 2018 at 79%.
April receives about 2.4 kWh/m²/day of solar energy in Invercargill. The sunniest April was 1986 at 2.7 kWh/m²/day, and the cloudiest were 1997 and 2010 at 2.
Average wind speed in Invercargill during April is 4.2 m/s. The windiest April was 2018 at 5.5 m/s, while the calmest was 1982 at 2.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 11.7°C | 11.3°C | 11.7°C | 12.0°C | 12.5°C | +0.8°C |
| Avg High | 13.9°C | 13.5°C | 13.8°C | 14.2°C | 14.7°C | +0.8°C |
| Avg Low | 9.5°C | 9.2°C | 9.5°C | 9.8°C | 10.3°C | +0.8°C |
| Avg Rain | 105 mm | 111 mm | 87 mm | 113 mm | 100 mm | -5 mm |
April temperatures in Invercargill have risen by about 0.9°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 4.9°C (1988) to a record high of 21.8°C (2025).
Rainfall in April is about average for rainfall, averaging 103 mm, with a wettest year of 195 mm.
A good time to visit Invercargill
April is a good time to visit Invercargill, with days averaging 14°C and nights around 9.6°C (mean 11.8°C, close to Invercargill's yearly average) and higher 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 | 15.3°C | 12.8°C | 10.3°C | 21.8°C | 6.4°C | 80 mm | 82% | 3.7 m/s | 2.5 |
| 2024 | 13.8°C | 11.8°C | 9.7°C | 18.0°C | 7.0°C | 131 mm | 83% | 4.2 m/s | 2.2 |
| 2023 🔥 | 15.6°C | 13.2°C | 10.7°C | 20.3°C | 8.9°C | 75 mm | 82% | 4.1 m/s | 2.6 |
| 2022 | 14.7°C | 12.7°C | 10.8°C | 18.0°C | 7.8°C | 105 mm | 80% | 4.7 m/s | 2.5 |
| 2021 | 14.6°C | 12.5°C | 10.4°C | 19.1°C | 7.3°C | 97 mm | 81% | 4.8 m/s | 2.4 |
| 2020 | 14.2°C | 12.1°C | 10.0°C | 20.1°C | 7.5°C | 113 mm | 82% | 4.6 m/s | 2.3 |
| 2019 | 14.7°C | 12.1°C | 9.5°C | 19.7°C | 6.2°C | 96 mm | 80% | 3.5 m/s | 2.6 |
| 2018 | 13.4°C | 11.6°C | 9.8°C | 19.8°C | 6.3°C | 157 mm | 79% | 5.5 m/s | 2.2 |
| 2017 | 14.3°C | 12.2°C | 10.1°C | 20.5°C | 6.9°C | 81 mm | 83% | 3.9 m/s | 2.3 |
| 2016 | 15.3°C | 13.1°C | 11.0°C | 18.8°C | 7.4°C | 138 mm | 82% | 4.9 m/s | 2.3 |
| 2015 | 14.0°C | 11.6°C | 9.3°C | 18.3°C | 5.2°C | 111 mm | 82% | 4 m/s | 2.1 |
| 2014 | 14.4°C | 12.0°C | 9.5°C | 20.8°C | 5.8°C | 106 mm | 83% | 4 m/s | 2.3 |
| 2013 | 14.0°C | 12.0°C | 9.9°C | 18.2°C | 5.0°C | 100 mm | 80% | 4.5 m/s | 2.3 |
| 2012 | 15.1°C | 12.6°C | 10.2°C | 17.9°C | 6.7°C | 62 mm | 83% | 3.4 m/s | 2.5 |
| 2011 | 13.2°C | 11.1°C | 9.0°C | 17.9°C | 4.9°C | 87 mm | 82% | 4.1 m/s | 2.3 |
| 2010 🌧️ | 13.9°C | 11.9°C | 9.9°C | 17.3°C | 6.6°C | 195 mm | 84% | 4.8 m/s | 2 |
| 2009 | 14.5°C | 12.1°C | 9.6°C | 18.6°C | 5.7°C | 62 mm | 80% | 3.4 m/s | 2.6 |
| 2008 | 14.2°C | 11.9°C | 9.7°C | 17.7°C | 6.9°C | 63 mm | 81% | 3.9 m/s | 2.3 |
| 2007 | 12.7°C | 10.9°C | 9.1°C | 15.9°C | 6.0°C | 68 mm | 84% | 4.1 m/s | 2.2 |
| 2006 | 15.2°C | 12.9°C | 10.6°C | 21.1°C | 7.9°C | 107 mm | 84% | 3.7 m/s | 2.4 |
| 2005 | 13.7°C | 11.2°C | 8.8°C | 18.5°C | 5.6°C | 83 mm | 80% | 4.9 m/s | 2.5 |
| 2004 | 12.4°C | 10.4°C | 8.5°C | 18.1°C | 6.0°C | 138 mm | 85% | 4 m/s | 2.3 |
| 2003 | 13.0°C | 11.0°C | 9.0°C | 17.1°C | 6.8°C | 72 mm | 82% | 3.9 m/s | 2.2 |
| 2002 | 13.7°C | 11.6°C | 9.5°C | 18.6°C | 6.8°C | 99 mm | 85% | 3.9 m/s | 2.2 |
| 2001 | 14.9°C | 12.5°C | 10.1°C | 18.7°C | 6.4°C | 99 mm | 81% | 4.7 m/s | 2.3 |
| 2000 | 13.9°C | 12.0°C | 10.1°C | 17.5°C | 7.2°C | 76 mm | 80% | 4.7 m/s | 2.3 |
| 1999 | 14.1°C | 11.8°C | 9.4°C | 19.2°C | 5.8°C | 86 mm | 81% | 4.2 m/s | 2.4 |
| 1998 | 13.4°C | 11.0°C | 8.7°C | 16.5°C | 6.1°C | 102 mm | 81% | 4.9 m/s | 2.2 |
| 1997 | 13.2°C | 11.1°C | 9.0°C | 18.3°C | 5.6°C | 178 mm | 81% | 5.1 m/s | 2 |
| 1996 | 13.9°C | 11.9°C | 9.9°C | 17.1°C | 6.6°C | 138 mm | 84% | 3.7 m/s | 2.1 |
| 1995 | 14.1°C | 11.6°C | 9.2°C | 19.8°C | 4.9°C | 42 mm | 82% | 3.3 m/s | 2.6 |
| 1994 | 14.3°C | 12.4°C | 10.5°C | 17.4°C | 6.7°C | 151 mm | 81% | 5 m/s | 2.5 |
| 1993 | 13.1°C | 10.8°C | 8.5°C | 19.8°C | 5.1°C | 78 mm | 83% | 3.7 m/s | 2.5 |
| 1992 | 12.4°C | 10.4°C | 8.3°C | 16.7°C | 5.7°C | 75 mm | 81% | 3.9 m/s | 2.5 |
| 1991 | 12.5°C | 10.5°C | 8.6°C | 18.5°C | 5.1°C | 127 mm | 82% | 3.9 m/s | 2.3 |
| 1990 | 13.7°C | 11.6°C | 9.6°C | 19.7°C | 5.5°C | 128 mm | 82% | 5 m/s | 2.3 |
| 1989 | 13.8°C | 11.8°C | 9.8°C | 16.9°C | 5.4°C | 77 mm | 82% | 4.8 m/s | 2.5 |
| 1988 | 12.9°C | 10.7°C | 8.5°C | 16.9°C | 4.9°C | 64 mm | 81% | 4.1 m/s | 2.4 |
| 1987 | 13.4°C | 11.4°C | 9.4°C | 17.7°C | 7.0°C | 135 mm | 82% | 4.9 m/s | 2.4 |
| 1986 | 15.1°C | 13.1°C | 11.0°C | 18.8°C | 8.5°C | 153 mm | 81% | 5 m/s | 2.7 |
| 1985 | 15.0°C | 12.6°C | 10.2°C | 19.9°C | 5.6°C | 131 mm | 82% | 3.3 m/s | 2.6 |
| 1984 | 14.1°C | 12.1°C | 10.2°C | 17.1°C | 7.1°C | 140 mm | 83% | 4.9 m/s | 2.3 |
| 1983 ❄️ | 12.4°C | 10.1°C | 7.9°C | 19.1°C | 5.1°C | 94 mm | 84% | 3.6 m/s | — |
| 1982 | 14.0°C | 11.3°C | 8.6°C | 16.9°C | 6.4°C | 13 mm | 81% | 2.8 m/s | — |
| 1981 | 14.4°C | 12.2°C | 10.1°C | 17.1°C | 5.8°C | 135 mm | 83% | 4.3 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 14°C with lows near 9.6°C (mean 11.8°C), based on 45 years of NASA POWER data.
April averages 103 mm of rainfall in Invercargill, about average for rainfall. The wettest on record was 195 mm in 2010.
The hottest April reached 21.8°C in 2025. The coldest dipped to 4.9°C in 1988.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.9°C. Daytime highs moved from 14°C to 14.8°C and overnight lows from 9.4°C to 10.4°C over the same span.
April is one of the warmer months of the year in Invercargill and about average for rainfall, so plan for around 14°C daytime highs and 9.6°C at night.
Not quite — April is the 8th coolest month in Invercargill, averaging 11.8°C.
For April in Invercargill, pack light layers you can adjust through the day, with typical highs of 14°C and lows of 9.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 82% — quite humid.
Average wind speed in April is 4.2 m/s. The windiest April on record averaged 5.5 m/s (2018).
The wettest April on record was 2010 with 195 mm. On average, April sees 103 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 Invercargill 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.
