April is close to Cessnock's year-round average, with average highs near 23.1°C and lows around 13°C (mean 18.1°C). It is about average for rainfall, averaging 82 mm of rainfall and 75% relative humidity across the period.
April is close to Cessnock's year-round average. Across 45 years of records, the warmest April in Cessnock was 2018 — when the month averaged 20.9°C — while the coldest was 2021 at 15.6°C. Typical April days reach 23.1°C with nights near 13°C. The long-term April temperature trend is broadly flat.
April is about average for rainfall in Cessnock, averaging 82 mm of rainfall. The wettest April on record was 1988 with 315 mm, while the driest was 1991 at 7 mm.
Relative humidity in Cessnock during April averages 75%. The most humid April was 1988 at 90%, and the least humid was 1986 at 57%.
April receives about 3.9 kWh/m²/day of solar energy in Cessnock. The sunniest April was 2006 at 4.6 kWh/m²/day, and the cloudiest was 1988 at 2.9.
Average wind speed in Cessnock during April is 0.5 m/s. The windiest Aprils were 2018, 2023 and 2025, among others at 0.6 m/s, while the calmest were 2021, 2022 and 2024, among others at 0.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 17.9°C | 17.9°C | 18.3°C | 18.6°C | 17.5°C | -0.4°C |
| Avg High | 22.7°C | 23.1°C | 23.4°C | 23.7°C | 22.1°C | -0.6°C |
| Avg Low | 13.0°C | 12.6°C | 13.2°C | 13.4°C | 12.9°C | -0.1°C |
| Avg Rain | 121 mm | 70 mm | 68 mm | 70 mm | 90 mm | -32 mm |
April temperatures in Cessnock have stayed relatively stable across the record.
April has ranged from a record low of 3.7°C (2008) to a record high of 36.3°C (1986).
Rainfall in April is about average for rainfall, averaging 82 mm, with a wettest year of 315 mm.
A good time to visit Cessnock
April is a good time to visit Cessnock, with days averaging 23.1°C and nights around 13°C (mean 18.1°C, close to Cessnock's yearly average) and higher rainfall. December and March 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 | 24.4°C | 19.4°C | 14.5°C | 29.2°C | 11.7°C | 82 mm | 74% | 0.6 m/s | 3.9 |
| 2024 | 22.0°C | 17.6°C | 13.2°C | 29.9°C | 9.4°C | 208 mm | 83% | 0.5 m/s | 3.8 |
| 2023 | 22.7°C | 17.8°C | 12.8°C | 26.3°C | 7.4°C | 60 mm | 75% | 0.6 m/s | 3.9 |
| 2022 | 21.3°C | 17.5°C | 13.8°C | 24.9°C | 9.9°C | 90 mm | 88% | 0.5 m/s | 3.7 |
| 2021 ❄️ | 20.7°C | 15.6°C | 10.6°C | 25.3°C | 5.4°C | 18 mm | 82% | 0.5 m/s | 4.4 |
| 2020 | 21.7°C | 17.0°C | 12.3°C | 24.5°C | 8.3°C | 79 mm | 82% | 0.5 m/s | 4 |
| 2019 | 24.8°C | 19.4°C | 13.9°C | 29.9°C | 9.1°C | 18 mm | 74% | 0.5 m/s | 4.3 |
| 2018 🔥 | 26.6°C | 20.9°C | 15.2°C | 33.2°C | 11.2°C | 22 mm | 68% | 0.6 m/s | 4.4 |
| 2017 | 21.5°C | 16.8°C | 12.0°C | 25.9°C | 7.4°C | 35 mm | 81% | 0.6 m/s | 4.2 |
| 2016 | 26.5°C | 20.8°C | 15.1°C | 33.6°C | 12.5°C | 23 mm | 68% | 0.5 m/s | 3.9 |
| 2015 | 21.9°C | 17.4°C | 12.8°C | 29.8°C | 7.6°C | 246 mm | 81% | 0.6 m/s | 3.5 |
| 2014 | 22.8°C | 18.1°C | 13.4°C | 28.9°C | 9.0°C | 73 mm | 80% | 0.5 m/s | 3.7 |
| 2013 | 22.9°C | 17.6°C | 12.2°C | 29.0°C | 8.8°C | 71 mm | 74% | 0.5 m/s | 4.2 |
| 2012 | 23.0°C | 18.0°C | 12.9°C | 29.2°C | 7.1°C | 80 mm | 77% | 0.5 m/s | 3.8 |
| 2011 | 22.5°C | 17.7°C | 13.0°C | 28.1°C | 8.4°C | 97 mm | 74% | 0.6 m/s | 3.8 |
| 2010 | 24.4°C | 18.9°C | 13.3°C | 29.4°C | 8.1°C | 38 mm | 71% | 0.5 m/s | 4.1 |
| 2009 | 21.8°C | 17.6°C | 13.4°C | 26.1°C | 7.8°C | 53 mm | 77% | 0.6 m/s | 3.6 |
| 2008 | 20.7°C | 16.1°C | 11.6°C | 28.2°C | 3.7°C | 143 mm | 77% | 0.6 m/s | 3.5 |
| 2007 | 23.4°C | 18.4°C | 13.4°C | 28.3°C | 10.9°C | 97 mm | 76% | 0.5 m/s | 3.8 |
| 2006 | 24.8°C | 18.1°C | 11.4°C | 32.0°C | 5.6°C | 25 mm | 58% | 0.6 m/s | 4.6 |
| 2005 | 26.0°C | 20.2°C | 14.4°C | 30.8°C | 10.0°C | 22 mm | 73% | 0.5 m/s | 4.2 |
| 2004 | 25.6°C | 19.8°C | 13.9°C | 31.0°C | 9.0°C | 20 mm | 68% | 0.5 m/s | 4.3 |
| 2003 | 22.1°C | 17.7°C | 13.2°C | 27.8°C | 10.4°C | 89 mm | 79% | 0.6 m/s | 3.4 |
| 2002 | 24.0°C | 19.0°C | 14.0°C | 28.6°C | 10.4°C | 43 mm | 77% | 0.5 m/s | 3.9 |
| 2001 | 23.8°C | 18.5°C | 13.2°C | 28.7°C | 8.9°C | 102 mm | 75% | 0.5 m/s | 3.9 |
| 2000 | 21.5°C | 17.4°C | 13.3°C | 26.4°C | 7.2°C | 84 mm | 85% | 0.5 m/s | 3.6 |
| 1999 | 20.3°C | 16.2°C | 12.1°C | 24.4°C | 7.0°C | 137 mm | 82% | 0.6 m/s | 3.5 |
| 1998 | 24.8°C | 19.6°C | 14.3°C | 33.1°C | 9.2°C | 101 mm | 70% | 0.5 m/s | 3.7 |
| 1997 | 25.4°C | 19.0°C | 12.6°C | 30.1°C | 8.5°C | 13 mm | 64% | 0.5 m/s | 4.4 |
| 1996 | 24.5°C | 17.9°C | 11.3°C | 32.4°C | 5.8°C | 23 mm | 59% | 0.5 m/s | 4.2 |
| 1995 | 22.4°C | 16.7°C | 10.9°C | 26.0°C | 7.3°C | 15 mm | 65% | 0.6 m/s | 4.3 |
| 1994 | 23.5°C | 18.0°C | 12.4°C | 28.6°C | 6.0°C | 65 mm | 73% | 0.5 m/s | 4.2 |
| 1993 | 24.7°C | 19.0°C | 13.2°C | 30.4°C | 11.3°C | 27 mm | 70% | 0.5 m/s | 4.1 |
| 1992 | 20.9°C | 16.7°C | 12.4°C | 25.6°C | 7.8°C | 86 mm | 84% | 0.5 m/s | 3.6 |
| 1991 | 24.2°C | 18.1°C | 12.1°C | 31.0°C | 6.9°C | 7 mm | 61% | 0.6 m/s | 4.4 |
| 1990 | 20.6°C | 17.5°C | 14.4°C | 25.7°C | 6.1°C | 221 mm | 89% | 0.6 m/s | 3 |
| 1989 | 21.3°C | 18.1°C | 14.9°C | 24.5°C | 11.2°C | 217 mm | 90% | 0.6 m/s | 3.4 |
| 1988 🌧️ | 20.6°C | 17.3°C | 13.9°C | 24.4°C | 10.4°C | 315 mm | 90% | 0.6 m/s | 2.9 |
| 1987 | 24.4°C | 18.4°C | 12.4°C | 29.8°C | 7.7°C | 38 mm | 69% | 0.5 m/s | 4.1 |
| 1986 | 26.5°C | 19.7°C | 12.9°C | 36.3°C | 7.6°C | 36 mm | 57% | 0.6 m/s | 4.5 |
| 1985 | 22.6°C | 18.1°C | 13.6°C | 29.9°C | 8.0°C | 157 mm | 76% | 0.5 m/s | 3.9 |
| 1984 | 21.7°C | 16.8°C | 12.0°C | 27.3°C | 6.2°C | 97 mm | 81% | 0.5 m/s | 3.9 |
| 1983 | 20.6°C | 16.3°C | 12.0°C | 26.2°C | 6.9°C | 114 mm | 79% | 0.5 m/s | — |
| 1982 | 23.1°C | 17.8°C | 12.5°C | 26.9°C | 5.6°C | 11 mm | 72% | 0.5 m/s | — |
| 1981 | 23.8°C | 18.5°C | 13.2°C | 27.7°C | 7.7°C | 109 mm | 72% | 0.6 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 23.1°C with lows near 13°C (mean 18.1°C), based on 45 years of NASA POWER data.
April averages 82 mm of rainfall in Cessnock, about average for rainfall. The wettest on record was 315 mm in 1988.
The hottest April reached 36.3°C in 1986. The coldest dipped to 3.7°C in 2008.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.1°C — but days and nights have moved in opposite directions. Overnight lows rose from 12.7°C to 13°C while daytime highs eased from 22.4°C to 22.2°C, narrowing the gap between day and night.
April is close to Cessnock's year-round average and about average for rainfall, so plan for around 23.1°C daytime highs and 13°C at night.
Not quite — April is the 6th coolest month in Cessnock, averaging 18.1°C.
For April in Cessnock, pack light layers you can adjust through the day, with typical highs of 23.1°C and lows of 13°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 75% — quite humid.
Average wind speed in April is 0.5 m/s. The windiest April on record averaged 0.6 m/s (1981).
The wettest April on record was 1988 with 315 mm. On average, April sees 82 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 Cessnock 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.
