April is close to Gunnedah's year-round average, with average highs near 25.3°C and lows around 11.6°C (mean 18.5°C). It is one of the drier months, averaging 41 mm of rainfall and 63% relative humidity across the period.
April is close to Gunnedah's year-round average. Across 45 years of records, the warmest April in Gunnedah was 2005 — when the month averaged 21.9°C — while the coldest was 2021 at 15.9°C. Typical April days reach 25.3°C with nights near 11.6°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in Gunnedah, averaging 41 mm of rainfall. The wettest April on record was 1990 with 160 mm, while the driest was 2019 at 0 mm.
Relative humidity in Gunnedah during April averages 63%. The most humid April was 1990 at 82%, and the least humid was 1996 at 46%.
April receives about 4.6 kWh/m²/day of solar energy in Gunnedah. The sunniest April was 2018 at 5.2 kWh/m²/day, and the cloudiest was 1990 at 3.4.
Average wind speed in Gunnedah during April is 1.8 m/s. The windiest April was 2008 at 2.4 m/s, while the calmest were 2004, 2013 and 2021 at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 18.4°C | 18.3°C | 18.8°C | 19.0°C | 17.6°C | -0.8°C |
| Avg High | 25.1°C | 25.4°C | 25.8°C | 25.9°C | 24.0°C | -1.1°C |
| Avg Low | 11.7°C | 11.3°C | 11.8°C | 12.0°C | 11.1°C | -0.6°C |
| Avg Rain | 60 mm | 38 mm | 36 mm | 24 mm | 52 mm | -8 mm |
April temperatures in Gunnedah have fallen by about 0.4°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 1.7°C (2008) to a record high of 35.8°C (1986).
Rainfall in April is one of the drier months, averaging 41 mm, with a wettest year of 160 mm.
One of the best times to visit Gunnedah
April is one of the best times to visit Gunnedah. Expect days averaging 25.3°C and nights around 11.6°C (mean 18.5°C) — close to Gunnedah's yearly average — with moderate rainfall (41 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 24.6°C | 18.2°C | 11.8°C | 28.3°C | 8.5°C | 72 mm | 73% | 1.7 m/s | 4.5 |
| 2024 | 24.7°C | 18.4°C | 12.2°C | 31.0°C | 7.7°C | 94 mm | 69% | 1.7 m/s | 4.2 |
| 2023 | 23.9°C | 17.2°C | 10.4°C | 27.3°C | 6.0°C | 26 mm | 70% | 2 m/s | 4.7 |
| 2022 | 25.0°C | 18.8°C | 12.5°C | 28.8°C | 7.3°C | 33 mm | 72% | 1.8 m/s | 4.2 |
| 2021 ❄️ | 22.9°C | 15.9°C | 9.0°C | 27.1°C | 3.7°C | 13 mm | 70% | 1.5 m/s | 4.9 |
| 2020 | 22.9°C | 16.8°C | 10.8°C | 27.2°C | 5.5°C | 74 mm | 76% | 1.7 m/s | 4.5 |
| 2019 | 27.2°C | 19.7°C | 12.3°C | 32.0°C | 6.5°C | 0 mm | 62% | 1.7 m/s | 5 |
| 2018 | 29.2°C | 21.8°C | 14.3°C | 33.6°C | 8.4°C | 11 mm | 54% | 2 m/s | 5.2 |
| 2017 | 24.3°C | 17.3°C | 10.3°C | 27.0°C | 4.6°C | 19 mm | 67% | 1.8 m/s | 4.8 |
| 2016 | 29.1°C | 21.6°C | 14.1°C | 34.2°C | 9.7°C | 8 mm | 52% | 1.7 m/s | 4.8 |
| 2015 | 23.7°C | 17.5°C | 11.3°C | 30.1°C | 4.2°C | 86 mm | 71% | 1.8 m/s | 4.1 |
| 2014 | 24.9°C | 18.8°C | 12.7°C | 29.1°C | 6.7°C | 25 mm | 72% | 1.7 m/s | 4.5 |
| 2013 | 25.4°C | 18.1°C | 10.8°C | 29.0°C | 6.2°C | 3 mm | 60% | 1.5 m/s | 4.9 |
| 2012 | 24.7°C | 18.3°C | 11.8°C | 32.1°C | 5.1°C | 26 mm | 68% | 1.7 m/s | 4.4 |
| 2011 | 25.2°C | 18.2°C | 11.2°C | 28.8°C | 6.8°C | 33 mm | 66% | 2.1 m/s | 4.7 |
| 2010 | 24.8°C | 18.3°C | 11.7°C | 27.4°C | 5.3°C | 29 mm | 68% | 1.6 m/s | 4.4 |
| 2009 | 24.7°C | 18.6°C | 12.5°C | 30.6°C | 6.1°C | 47 mm | 69% | 2.1 m/s | 4.3 |
| 2008 | 23.3°C | 16.4°C | 9.6°C | 28.9°C | 1.7°C | 22 mm | 64% | 2.4 m/s | 4.6 |
| 2007 | 26.5°C | 19.2°C | 12.0°C | 30.2°C | 9.1°C | 26 mm | 59% | 1.9 m/s | 4.7 |
| 2006 | 25.0°C | 17.4°C | 9.7°C | 31.4°C | 3.4°C | 50 mm | 59% | 1.8 m/s | 4.9 |
| 2005 🔥 | 29.5°C | 21.9°C | 14.2°C | 32.5°C | 10.9°C | 1 mm | 51% | 1.8 m/s | 5 |
| 2004 | 27.1°C | 19.7°C | 12.4°C | 31.0°C | 7.0°C | 28 mm | 57% | 1.5 m/s | 4.8 |
| 2003 | 24.3°C | 17.7°C | 11.1°C | 30.0°C | 8.0°C | 102 mm | 70% | 1.9 m/s | 4.3 |
| 2002 | 26.9°C | 20.0°C | 13.0°C | 30.4°C | 10.9°C | 9 mm | 64% | 1.6 m/s | 4.9 |
| 2001 | 26.1°C | 18.9°C | 11.7°C | 30.1°C | 6.6°C | 29 mm | 64% | 1.6 m/s | 4.6 |
| 2000 | 24.8°C | 18.5°C | 12.1°C | 31.1°C | 7.1°C | 44 mm | 71% | 1.9 m/s | 4.5 |
| 1999 | 22.5°C | 16.3°C | 10.1°C | 26.3°C | 3.3°C | 94 mm | 73% | 2 m/s | 4.5 |
| 1998 | 26.5°C | 20.1°C | 13.8°C | 33.0°C | 6.6°C | 65 mm | 55% | 1.7 m/s | 4 |
| 1997 | 27.4°C | 19.1°C | 10.8°C | 29.9°C | 6.9°C | 2 mm | 49% | 1.6 m/s | 5.1 |
| 1996 | 25.7°C | 17.9°C | 10.1°C | 31.9°C | 5.0°C | 7 mm | 46% | 1.7 m/s | 4.6 |
| 1995 | 24.7°C | 17.0°C | 9.3°C | 27.6°C | 4.4°C | 2 mm | 48% | 1.9 m/s | 4.8 |
| 1994 | 25.9°C | 18.4°C | 10.8°C | 29.2°C | 4.5°C | 11 mm | 58% | 1.8 m/s | 4.9 |
| 1993 | 27.6°C | 19.9°C | 12.2°C | 32.0°C | 9.3°C | 1 mm | 52% | 1.8 m/s | 5 |
| 1992 | 25.4°C | 18.7°C | 12.0°C | 31.1°C | 7.3°C | 41 mm | 63% | 1.9 m/s | 4.4 |
| 1991 | 25.9°C | 18.2°C | 10.4°C | 30.7°C | 6.7°C | 2 mm | 51% | 1.7 m/s | 5.1 |
| 1990 🌧️ | 22.0°C | 17.8°C | 13.5°C | 29.2°C | 4.3°C | 160 mm | 82% | 2 m/s | 3.4 |
| 1989 | 23.2°C | 18.3°C | 13.4°C | 28.2°C | 9.0°C | 131 mm | 81% | 1.9 m/s | 4 |
| 1988 | 23.3°C | 18.0°C | 12.7°C | 25.6°C | 9.1°C | 149 mm | 77% | 2.1 m/s | 3.5 |
| 1987 | 25.8°C | 18.2°C | 10.6°C | 28.5°C | 4.1°C | 3 mm | 63% | 1.7 m/s | 5 |
| 1986 | 28.3°C | 20.2°C | 12.2°C | 35.8°C | 6.0°C | 14 mm | 46% | 1.7 m/s | 5.1 |
| 1985 | 24.8°C | 18.2°C | 11.5°C | 30.7°C | 5.4°C | 50 mm | 63% | 1.8 m/s | 4.6 |
| 1984 | 23.8°C | 17.3°C | 10.7°C | 28.8°C | 4.7°C | 57 mm | 69% | 1.8 m/s | 4.4 |
| 1983 | 22.9°C | 16.7°C | 10.5°C | 29.5°C | 5.0°C | 107 mm | 68% | 1.9 m/s | — |
| 1982 | 25.5°C | 18.5°C | 11.4°C | 29.5°C | 3.8°C | 10 mm | 63% | 1.6 m/s | — |
| 1981 | 27.9°C | 20.0°C | 12.0°C | 31.3°C | 6.1°C | 17 mm | 49% | 1.8 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 25.3°C with lows near 11.6°C (mean 18.5°C), based on 45 years of NASA POWER data.
April averages 41 mm of rainfall in Gunnedah, one of the drier months. The wettest on record was 160 mm in 1990.
The hottest April reached 35.8°C in 1986. The coldest dipped to 1.7°C in 2008.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have fallen by about 0.4°C. Daytime highs moved from 25°C to 24.2°C and overnight lows from 11.2°C to 11.2°C over the same span.
April is close to Gunnedah's year-round average and one of the drier months, so plan for around 25.3°C daytime highs and 11.6°C at night.
Not quite — April is the 6th coolest month in Gunnedah, averaging 18.5°C.
For April in Gunnedah, pack light layers you can adjust through the day, with typical highs of 25.3°C and lows of 11.6°C.
Relative humidity in April averages 63% — moderately humid.
Average wind speed in April is 1.8 m/s. The windiest April on record averaged 2.4 m/s (2008).
The wettest April on record was 1990 with 160 mm. On average, April sees 41 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 Gunnedah 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.
