April is one of the warmer months of the year in Bicheno, with average highs near 16.8°C and lows around 9.4°C (mean 13.1°C). It is about average for rainfall, averaging 51 mm of rainfall and 77% relative humidity across the period.
April is one of the warmer months of the year in Bicheno. Across 45 years of records, the warmest April in Bicheno was 2016 — when the month averaged 14.6°C — while the coldest was 1996 at 10.6°C. Typical April days reach 16.8°C with nights near 9.4°C. The long-term trend is warming, about 0.2°C per decade.
April is about average for rainfall in Bicheno, averaging 51 mm of rainfall. The wettest April on record was 2020 with 152 mm, while the driest was 2016 at 12 mm.
Relative humidity in Bicheno during April averages 77%. The most humid April was 2011 at 85%, and the least humid was 2019 at 72%.
April receives about 3 kWh/m²/day of solar energy in Bicheno. The sunniest April was 2021 at 3.5 kWh/m²/day, and the cloudiest were 2003 and 2022 at 2.7.
Average wind speed in Bicheno during April is 2.6 m/s. The windiest April was 2006 at 3.3 m/s, while the calmest was 1985 at 2.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 13.2°C | 12.5°C | 13.2°C | 13.5°C | 13.3°C | +0.1°C |
| Avg High | 16.9°C | 16.3°C | 16.7°C | 17.2°C | 16.9°C | 0°C |
| Avg Low | 9.5°C | 8.7°C | 9.6°C | 9.8°C | 9.7°C | +0.2°C |
| Avg Rain | 56 mm | 56 mm | 51 mm | 35 mm | 62 mm | +6 mm |
April temperatures in Bicheno have risen by about 0.8°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 3.2°C (1997) to a record high of 26.2°C (2005).
Rainfall in April is about average for rainfall, averaging 51 mm, with a wettest year of 152 mm.
A good time to visit Bicheno
April is a good time to visit Bicheno, with days averaging 16.8°C and nights around 9.4°C (mean 13.1°C, close to Bicheno'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 | 17.9°C | 14.4°C | 10.9°C | 23.8°C | 7.7°C | 29 mm | 75% | 2.5 m/s | 2.9 |
| 2024 | 17.3°C | 13.4°C | 9.5°C | 20.6°C | 6.1°C | 40 mm | 74% | 2.3 m/s | 3.2 |
| 2023 | 17.1°C | 13.3°C | 9.5°C | 21.4°C | 6.5°C | 45 mm | 80% | 2.5 m/s | 3.1 |
| 2022 | 16.8°C | 13.8°C | 10.7°C | 21.9°C | 6.3°C | 87 mm | 81% | 2.4 m/s | 2.7 |
| 2021 | 17.2°C | 13.1°C | 9.1°C | 24.1°C | 4.1°C | 18 mm | 76% | 2.8 m/s | 3.5 |
| 2020 🌧️ | 15.2°C | 11.9°C | 8.5°C | 18.7°C | 5.8°C | 152 mm | 82% | 2.8 m/s | 3 |
| 2019 | 17.8°C | 13.8°C | 9.7°C | 24.0°C | 6.6°C | 22 mm | 72% | 2.7 m/s | 3.2 |
| 2018 | 18.0°C | 13.9°C | 9.8°C | 22.6°C | 7.2°C | 16 mm | 74% | 2.5 m/s | 3.3 |
| 2017 | 17.7°C | 13.8°C | 9.8°C | 23.8°C | 4.5°C | 21 mm | 75% | 2.3 m/s | 3.1 |
| 2016 🔥 | 18.6°C | 14.6°C | 10.6°C | 22.7°C | 6.8°C | 12 mm | 73% | 2.4 m/s | 3.2 |
| 2015 | 15.4°C | 12.1°C | 8.8°C | 21.5°C | 4.5°C | 29 mm | 79% | 2.5 m/s | 2.9 |
| 2014 | 16.8°C | 13.3°C | 9.8°C | 25.8°C | 4.7°C | 26 mm | 75% | 2.5 m/s | 2.8 |
| 2013 | 16.7°C | 12.9°C | 9.2°C | 22.1°C | 5.8°C | 28 mm | 74% | 2.6 m/s | 2.9 |
| 2012 | 17.6°C | 13.9°C | 10.2°C | 23.4°C | 4.8°C | 36 mm | 77% | 2.5 m/s | 3.1 |
| 2011 | 15.7°C | 12.6°C | 9.4°C | 20.0°C | 7.0°C | 121 mm | 85% | 2.4 m/s | 3 |
| 2010 | 17.8°C | 14.2°C | 10.6°C | 22.1°C | 6.9°C | 35 mm | 78% | 2.5 m/s | 2.9 |
| 2009 | 16.4°C | 12.9°C | 9.3°C | 21.4°C | 4.1°C | 46 mm | 77% | 2.6 m/s | 2.9 |
| 2008 | 16.6°C | 12.9°C | 9.3°C | 20.0°C | 5.3°C | 14 mm | 76% | 2.4 m/s | 3 |
| 2007 | 17.1°C | 13.8°C | 10.6°C | 23.1°C | 7.7°C | 29 mm | 75% | 2.3 m/s | 3 |
| 2006 | 14.0°C | 10.9°C | 7.8°C | 19.7°C | 3.9°C | 88 mm | 79% | 3.3 m/s | 3 |
| 2005 | 18.1°C | 14.2°C | 10.4°C | 26.2°C | 7.2°C | 51 mm | 75% | 2.6 m/s | 3 |
| 2004 | 16.2°C | 12.6°C | 9.1°C | 22.4°C | 7.1°C | 71 mm | 79% | 2.7 m/s | 2.9 |
| 2003 | 15.8°C | 13.0°C | 10.2°C | 19.9°C | 6.4°C | 88 mm | 83% | 2.6 m/s | 2.7 |
| 2002 | 17.9°C | 14.3°C | 10.6°C | 24.0°C | 7.3°C | 30 mm | 77% | 2.3 m/s | 2.9 |
| 2001 | 17.4°C | 13.4°C | 9.4°C | 22.6°C | 5.8°C | 64 mm | 75% | 2.6 m/s | 3.3 |
| 2000 | 17.7°C | 13.5°C | 9.3°C | 21.5°C | 5.3°C | 24 mm | 74% | 2.5 m/s | 3.2 |
| 1999 | 15.5°C | 12.0°C | 8.4°C | 20.6°C | 5.6°C | 62 mm | 80% | 2.3 m/s | 3.1 |
| 1998 | 16.8°C | 12.8°C | 8.9°C | 22.7°C | 5.2°C | 65 mm | 75% | 2.6 m/s | 3 |
| 1997 | 16.6°C | 12.3°C | 8.1°C | 21.4°C | 3.2°C | 17 mm | 73% | 3 m/s | 3 |
| 1996 ❄️ | 13.7°C | 10.6°C | 7.6°C | 16.9°C | 4.5°C | 101 mm | 82% | 3 m/s | 2.8 |
| 1995 | 14.5°C | 11.0°C | 7.5°C | 18.9°C | 3.8°C | 78 mm | 80% | 2.9 m/s | 3.1 |
| 1994 | 17.8°C | 13.4°C | 9.0°C | 22.5°C | 5.0°C | 43 mm | 75% | 2.7 m/s | 3.1 |
| 1993 | 18.0°C | 13.9°C | 9.8°C | 22.2°C | 7.5°C | 19 mm | 77% | 2.5 m/s | 3.1 |
| 1992 | 16.3°C | 12.8°C | 9.4°C | 23.7°C | 4.4°C | 92 mm | 79% | 2.5 m/s | 2.9 |
| 1991 | 16.0°C | 12.2°C | 8.3°C | 21.1°C | 5.3°C | 26 mm | 77% | 2.7 m/s | 2.9 |
| 1990 | 17.3°C | 13.7°C | 10.1°C | 23.8°C | 6.7°C | 61 mm | 78% | 2.4 m/s | 3 |
| 1989 | 16.8°C | 13.8°C | 10.9°C | 22.6°C | 7.1°C | 92 mm | 83% | 2.5 m/s | 2.9 |
| 1988 | 17.6°C | 14.0°C | 10.4°C | 24.9°C | 7.1°C | 53 mm | 77% | 2.5 m/s | 2.9 |
| 1987 | 18.2°C | 13.8°C | 9.3°C | 25.2°C | 5.1°C | 32 mm | 73% | 2.4 m/s | 3.1 |
| 1986 | 16.8°C | 12.8°C | 8.8°C | 21.5°C | 4.2°C | 63 mm | 75% | 2.7 m/s | 3.3 |
| 1985 | 16.1°C | 13.0°C | 10.0°C | 24.6°C | 4.5°C | 83 mm | 84% | 2.2 m/s | 3 |
| 1984 | 17.0°C | 12.7°C | 8.5°C | 21.0°C | 5.9°C | 30 mm | 76% | 2.5 m/s | 3.1 |
| 1983 | 14.8°C | 11.7°C | 8.6°C | 20.5°C | 5.1°C | 91 mm | 81% | 2.5 m/s | — |
| 1982 | 17.2°C | 13.0°C | 8.8°C | 23.5°C | 5.6°C | 22 mm | 76% | 2.5 m/s | — |
| 1981 | 17.2°C | 13.6°C | 9.9°C | 22.1°C | 4.2°C | 40 mm | 76% | 3 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 16.8°C with lows near 9.4°C (mean 13.1°C), based on 45 years of NASA POWER data.
April averages 51 mm of rainfall in Bicheno, about average for rainfall. The wettest on record was 152 mm in 2020.
The hottest April reached 26.2°C in 2005. The coldest dipped to 3.2°C in 1997.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.8°C. Daytime highs moved from 16.5°C to 17.3°C and overnight lows from 9.2°C to 9.9°C over the same span.
April is one of the warmer months of the year in Bicheno and about average for rainfall, so plan for around 16.8°C daytime highs and 9.4°C at night.
Not quite — April is the 7th coolest month in Bicheno, averaging 13.1°C.
For April in Bicheno, pack light layers you can adjust through the day, with typical highs of 16.8°C and lows of 9.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 77% — quite humid.
Average wind speed in April is 2.6 m/s. The windiest April on record averaged 3.3 m/s (2006).
The wettest April on record was 2020 with 152 mm. On average, April sees 51 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 Bicheno 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.
