April is one of the warmer months of the year in Port Denison, with average highs near 27.1°C and lows around 17.9°C (mean 22.5°C). It is one of the drier months, averaging 22 mm of rainfall and 61% relative humidity across the period.
April is one of the warmer months of the year in Port Denison. Across 45 years of records, the warmest April in Port Denison was 2024 — when the month averaged 24.6°C — while the coldest was 2006 at 20.4°C. Typical April days reach 27.1°C with nights near 17.9°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in Port Denison, averaging 22 mm of rainfall. The wettest April on record was 2016 with 65 mm, while the driest were 1994, 2001 and 2020 at 1 mm.
Relative humidity in Port Denison during April averages 61%. The most humid April was 1992 at 70%, and the least humid was 2024 at 47%.
April receives about 4.7 kWh/m²/day of solar energy in Port Denison. The sunniest April was 2009 at 5.2 kWh/m²/day, and the cloudiest were 1987, 1989 and 1997 at 4.2.
Average wind speed in Port Denison during April is 4.1 m/s. The windiest April was 1989 at 4.8 m/s, while the calmest were 1981 and 2013 at 3.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 22.4°C | 22.6°C | 22.2°C | 22.5°C | 23.0°C | +0.6°C |
| Avg High | 27.1°C | 27.1°C | 26.9°C | 27.1°C | 27.6°C | +0.5°C |
| Avg Low | 17.7°C | 18.0°C | 17.5°C | 18.0°C | 18.3°C | +0.6°C |
| Avg Rain | 24 mm | 31 mm | 15 mm | 24 mm | 14 mm | -10 mm |
April temperatures in Port Denison have risen by about 0.6°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 11.8°C (1983) to a record high of 35.4°C (2019).
Rainfall in April is one of the drier months, averaging 22 mm, with a wettest year of 65 mm.
One of the best times to visit Port Denison
April is one of the best times to visit Port Denison. Expect days averaging 27.1°C and nights around 17.9°C (mean 22.5°C) — warmer than Port Denison's yearly average — with low rainfall (22 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 | 28.1°C | 23.6°C | 19.2°C | 35.0°C | 13.7°C | 8 mm | 58% | 4.4 m/s | 5 |
| 2024 🔥 | 29.7°C | 24.6°C | 19.5°C | 33.4°C | 15.8°C | 11 mm | 47% | 4.5 m/s | 5.1 |
| 2023 | 25.3°C | 21.0°C | 16.6°C | 29.8°C | 12.4°C | 5 mm | 61% | 4.3 m/s | 5 |
| 2022 | 26.6°C | 22.1°C | 17.6°C | 32.2°C | 13.9°C | 26 mm | 60% | 4.5 m/s | 4.9 |
| 2021 | 28.5°C | 23.6°C | 18.6°C | 34.8°C | 14.3°C | 34 mm | 57% | 4.2 m/s | 4.6 |
| 2020 | 27.2°C | 22.9°C | 18.5°C | 35.3°C | 12.9°C | 1 mm | 61% | 3.6 m/s | 4.5 |
| 2019 | 26.8°C | 21.9°C | 17.1°C | 35.4°C | 12.2°C | 14 mm | 57% | 4.2 m/s | 5 |
| 2018 | 26.9°C | 22.1°C | 17.3°C | 33.0°C | 13.8°C | 3 mm | 64% | 3.9 m/s | 5.1 |
| 2017 | 27.8°C | 22.6°C | 17.5°C | 32.9°C | 14.8°C | 4 mm | 55% | 4.4 m/s | 5.1 |
| 2016 🌧️ | 25.9°C | 21.9°C | 17.9°C | 31.1°C | 13.6°C | 65 mm | 68% | 3.8 m/s | 4.3 |
| 2015 | 26.6°C | 22.1°C | 17.6°C | 31.4°C | 13.4°C | 46 mm | 60% | 4.3 m/s | 4.3 |
| 2014 | 27.5°C | 22.7°C | 18.0°C | 33.3°C | 12.5°C | 42 mm | 60% | 4 m/s | 4.7 |
| 2013 | 28.5°C | 24.1°C | 19.7°C | 33.3°C | 16.1°C | 9 mm | 63% | 3.2 m/s | 4.4 |
| 2012 | 27.1°C | 22.7°C | 18.4°C | 33.7°C | 14.3°C | 17 mm | 61% | 3.8 m/s | 4.5 |
| 2011 | 28.2°C | 23.6°C | 19.0°C | 32.9°C | 14.2°C | 17 mm | 57% | 4.3 m/s | 5 |
| 2010 | 25.7°C | 21.5°C | 17.3°C | 32.1°C | 14.1°C | 20 mm | 67% | 4.1 m/s | 4.5 |
| 2009 | 29.0°C | 23.6°C | 18.2°C | 32.7°C | 13.2°C | 8 mm | 55% | 4.2 m/s | 5.2 |
| 2008 | 26.1°C | 21.8°C | 17.6°C | 31.1°C | 12.6°C | 42 mm | 64% | 4 m/s | 4.7 |
| 2007 | 25.9°C | 21.2°C | 16.5°C | 33.3°C | 13.5°C | 11 mm | 63% | 4.2 m/s | 4.8 |
| 2006 ❄️ | 25.3°C | 20.4°C | 15.6°C | 31.2°C | 11.9°C | 9 mm | 63% | 4.6 m/s | 4.9 |
| 2005 | 26.6°C | 21.9°C | 17.1°C | 32.5°C | 14.2°C | 25 mm | 66% | 4.2 m/s | 4.7 |
| 2004 | 27.4°C | 22.8°C | 18.2°C | 31.8°C | 14.8°C | 7 mm | 60% | 3.6 m/s | 4.5 |
| 2003 | 27.0°C | 22.6°C | 18.1°C | 33.4°C | 13.4°C | 13 mm | 65% | 4 m/s | 4.6 |
| 2002 | 26.5°C | 22.1°C | 17.7°C | 35.3°C | 15.0°C | 20 mm | 65% | 4.2 m/s | 4.8 |
| 2001 | 28.5°C | 23.3°C | 18.0°C | 34.0°C | 13.7°C | 1 mm | 57% | 3.9 m/s | 4.7 |
| 2000 | 26.8°C | 22.2°C | 17.6°C | 30.6°C | 13.2°C | 17 mm | 60% | 4.6 m/s | 4.8 |
| 1999 | 28.5°C | 23.5°C | 18.5°C | 33.4°C | 14.4°C | 48 mm | 60% | 4.1 m/s | 5.1 |
| 1998 | 27.3°C | 22.8°C | 18.3°C | 34.5°C | 14.9°C | 10 mm | 61% | 3.9 m/s | 4.5 |
| 1997 | 26.7°C | 22.7°C | 18.7°C | 33.0°C | 16.2°C | 65 mm | 68% | 3.7 m/s | 4.2 |
| 1996 | 27.3°C | 22.6°C | 17.8°C | 32.7°C | 13.2°C | 18 mm | 60% | 4.2 m/s | 4.7 |
| 1995 | 27.2°C | 22.6°C | 18.1°C | 30.7°C | 14.0°C | 32 mm | 61% | 4.2 m/s | 4.7 |
| 1994 | 28.7°C | 23.5°C | 18.4°C | 32.9°C | 15.8°C | 1 mm | 59% | 4.2 m/s | 5 |
| 1993 | 25.5°C | 21.2°C | 16.8°C | 30.4°C | 12.8°C | 16 mm | 69% | 3.8 m/s | 4.6 |
| 1992 | 26.0°C | 22.1°C | 18.1°C | 29.6°C | 13.5°C | 51 mm | 70% | 4.1 m/s | 4.6 |
| 1991 | 28.0°C | 23.2°C | 18.3°C | 34.4°C | 14.0°C | 29 mm | 56% | 4.5 m/s | 4.7 |
| 1990 | 25.5°C | 21.3°C | 17.2°C | 31.5°C | 13.0°C | 44 mm | 62% | 4.6 m/s | 4.8 |
| 1989 | 26.8°C | 22.5°C | 18.2°C | 31.9°C | 13.7°C | 58 mm | 63% | 4.8 m/s | 4.2 |
| 1988 | 27.8°C | 23.3°C | 18.7°C | 33.2°C | 13.7°C | 39 mm | 60% | 4.2 m/s | 4.5 |
| 1987 | 26.7°C | 22.2°C | 17.8°C | 32.6°C | 13.4°C | 39 mm | 62% | 4.1 m/s | 4.2 |
| 1986 | 26.7°C | 21.2°C | 15.8°C | 32.8°C | 12.9°C | 7 mm | 55% | 4.6 m/s | 5.1 |
| 1985 | 26.6°C | 21.9°C | 17.3°C | 30.1°C | 13.5°C | 5 mm | 57% | 4 m/s | 4.9 |
| 1984 | 26.9°C | 22.5°C | 18.2°C | 33.2°C | 12.0°C | 52 mm | 59% | 4.2 m/s | 4.5 |
| 1983 | 26.8°C | 22.2°C | 17.5°C | 33.8°C | 11.8°C | 7 mm | 55% | 4.3 m/s | — |
| 1982 | 27.5°C | 22.2°C | 16.9°C | 31.4°C | 13.0°C | 4 mm | 58% | 4.3 m/s | — |
| 1981 | 27.8°C | 23.3°C | 18.8°C | 33.5°C | 15.0°C | 3 mm | 64% | 3.2 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 27.1°C with lows near 17.9°C (mean 22.5°C), based on 45 years of NASA POWER data.
April averages 22 mm of rainfall in Port Denison, one of the drier months. The wettest on record was 65 mm in 2016.
The hottest April reached 35.4°C in 2019. The coldest dipped to 11.8°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.6°C. Daytime highs moved from 27.1°C to 27.6°C and overnight lows from 17.7°C to 18.3°C over the same span.
April is one of the warmer months of the year in Port Denison and one of the drier months, so plan for around 27.1°C daytime highs and 17.9°C at night.
Not quite — April is the 8th coolest month in Port Denison, averaging 22.5°C.
For April in Port Denison, pack light layers you can adjust through the day, with typical highs of 27.1°C and lows of 17.9°C.
Relative humidity in April averages 61% — moderately humid.
Average wind speed in April is 4.1 m/s. The windiest April on record averaged 4.8 m/s (1989).
The wettest April on record was 2016 with 65 mm. On average, April sees 22 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 Port Denison 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.
