April is close to Penrith's year-round average, with average highs near 22°C and lows around 11°C (mean 16.5°C). It is a relatively wet time of year, averaging 110 mm of rainfall and 77% relative humidity across the period.
April is close to Penrith's year-round average. Across 45 years of records, the warmest April in Penrith was 2018 — when the month averaged 20.4°C — while the coldest was 1983 at 14.1°C. Typical April days reach 22°C with nights near 11°C. The long-term April temperature trend is broadly flat.
April is a relatively wet time of year in Penrith, averaging 110 mm of rainfall. The wettest April on record was 1988 with 539 mm, while the driest was 1997 at 8 mm.
Relative humidity in Penrith during April averages 77%. The most humid April was 1989 at 90%, and the least humid was 2006 at 56%.
April receives about 3.8 kWh/m²/day of solar energy in Penrith. The sunniest April was 2006 at 4.6 kWh/m²/day, and the cloudiest was 1988 at 2.6.
Average wind speed in Penrith during April is 1 m/s. The windiest April was 2015 at 1.3 m/s, while the calmest was 2000 at 0.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.3°C | 16.2°C | 16.7°C | 16.9°C | 16.3°C | 0°C |
| Avg High | 21.5°C | 21.9°C | 22.2°C | 22.5°C | 21.6°C | +0.1°C |
| Avg Low | 11.1°C | 10.5°C | 11.2°C | 11.4°C | 10.9°C | -0.2°C |
| Avg Rain | 186 mm | 103 mm | 94 mm | 88 mm | 76 mm | -110 mm |
April temperatures in Penrith have risen by about 0.6°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 2.7°C (1996) to a record high of 36.4°C (1986).
Rainfall in April is a relatively wet time of year, averaging 110 mm, with a wettest year of 539 mm.
A good time to visit Penrith
April is a good time to visit Penrith, with days averaging 22°C and nights around 11°C (mean 16.5°C, close to Penrith's yearly average) and higher rainfall. December and February 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 | 24.0°C | 18.3°C | 12.5°C | 29.7°C | 8.0°C | 47 mm | 73% | 1.1 m/s | 3.9 |
| 2024 | 21.6°C | 16.2°C | 10.9°C | 31.1°C | 6.7°C | 171 mm | 80% | 1 m/s | 3.8 |
| 2023 | 21.8°C | 16.3°C | 10.7°C | 26.2°C | 5.8°C | 62 mm | 77% | 1.1 m/s | 3.6 |
| 2022 | 20.3°C | 16.1°C | 11.9°C | 24.5°C | 8.2°C | 100 mm | 87% | 1 m/s | 3.4 |
| 2021 | 20.5°C | 14.7°C | 8.9°C | 26.7°C | 3.6°C | 13 mm | 79% | 1 m/s | 4.5 |
| 2020 | 21.3°C | 15.9°C | 10.6°C | 25.4°C | 5.7°C | 65 mm | 81% | 1 m/s | 3.7 |
| 2019 | 24.0°C | 18.0°C | 12.0°C | 29.7°C | 6.9°C | 15 mm | 75% | 1 m/s | 4.1 |
| 2018 🔥 | 26.9°C | 20.4°C | 13.9°C | 33.5°C | 9.1°C | 18 mm | 66% | 1.1 m/s | 4.2 |
| 2017 | 20.7°C | 15.4°C | 10.1°C | 24.5°C | 4.1°C | 32 mm | 81% | 1 m/s | 4 |
| 2016 | 25.4°C | 19.2°C | 13.0°C | 33.6°C | 9.6°C | 23 mm | 70% | 1 m/s | 3.8 |
| 2015 | 21.1°C | 16.0°C | 10.9°C | 30.5°C | 4.9°C | 227 mm | 81% | 1.3 m/s | 3.2 |
| 2014 | 21.0°C | 16.0°C | 11.0°C | 27.1°C | 6.7°C | 89 mm | 84% | 1 m/s | 3.6 |
| 2013 | 21.5°C | 15.9°C | 10.2°C | 27.8°C | 5.3°C | 146 mm | 79% | 1 m/s | 4.1 |
| 2012 | 20.7°C | 15.8°C | 10.9°C | 26.0°C | 5.3°C | 140 mm | 83% | 1 m/s | 3.8 |
| 2011 | 19.8°C | 15.1°C | 10.3°C | 23.9°C | 5.5°C | 152 mm | 82% | 1 m/s | 3.4 |
| 2010 | 23.5°C | 17.5°C | 11.4°C | 28.2°C | 6.4°C | 34 mm | 72% | 1 m/s | 4 |
| 2009 | 20.3°C | 15.8°C | 11.3°C | 25.4°C | 5.4°C | 103 mm | 80% | 1.1 m/s | 3.4 |
| 2008 | 19.3°C | 14.2°C | 9.2°C | 26.3°C | 2.9°C | 126 mm | 79% | 1.1 m/s | 3.5 |
| 2007 | 22.4°C | 16.8°C | 11.2°C | 27.8°C | 8.7°C | 175 mm | 78% | 1 m/s | 3.7 |
| 2006 | 24.0°C | 16.6°C | 9.2°C | 31.1°C | 4.0°C | 11 mm | 56% | 1.2 m/s | 4.6 |
| 2005 | 25.3°C | 19.0°C | 12.7°C | 31.4°C | 8.8°C | 32 mm | 72% | 1 m/s | 4 |
| 2004 | 22.6°C | 17.2°C | 11.7°C | 29.4°C | 7.9°C | 110 mm | 77% | 1 m/s | 4.1 |
| 2003 | 20.5°C | 16.0°C | 11.4°C | 25.8°C | 7.8°C | 174 mm | 83% | 1.1 m/s | 3.4 |
| 2002 | 22.9°C | 17.6°C | 12.3°C | 28.2°C | 7.7°C | 44 mm | 80% | 1 m/s | 3.8 |
| 2001 | 23.7°C | 17.5°C | 11.3°C | 29.3°C | 6.0°C | 107 mm | 71% | 1 m/s | 3.9 |
| 2000 | 21.0°C | 16.1°C | 11.3°C | 27.4°C | 4.5°C | 54 mm | 82% | 0.9 m/s | 3.5 |
| 1999 | 19.2°C | 14.6°C | 10.0°C | 24.3°C | 4.8°C | 189 mm | 83% | 1.1 m/s | 3.6 |
| 1998 | 22.8°C | 17.5°C | 12.2°C | 34.2°C | 7.4°C | 176 mm | 75% | 1 m/s | 3.6 |
| 1997 | 24.7°C | 17.8°C | 10.8°C | 28.4°C | 5.0°C | 8 mm | 64% | 1 m/s | 4.4 |
| 1996 | 22.5°C | 15.8°C | 9.1°C | 30.1°C | 2.7°C | 52 mm | 64% | 1.1 m/s | 4.1 |
| 1995 | 20.5°C | 14.6°C | 8.6°C | 25.5°C | 4.7°C | 24 mm | 69% | 1.1 m/s | 4.2 |
| 1994 | 21.4°C | 15.8°C | 10.3°C | 27.0°C | 4.0°C | 96 mm | 79% | 1 m/s | 4.2 |
| 1993 | 24.2°C | 17.8°C | 11.4°C | 30.0°C | 8.2°C | 38 mm | 71% | 1 m/s | 4 |
| 1992 | 19.8°C | 15.0°C | 10.3°C | 24.2°C | 5.3°C | 102 mm | 85% | 1 m/s | 3.6 |
| 1991 | 23.7°C | 16.8°C | 10.0°C | 32.8°C | 4.7°C | 33 mm | 63% | 1.1 m/s | 4.3 |
| 1990 | 19.9°C | 16.2°C | 12.6°C | 25.0°C | 4.2°C | 308 mm | 88% | 1.1 m/s | 2.9 |
| 1989 | 20.2°C | 16.7°C | 13.2°C | 23.7°C | 8.2°C | 347 mm | 90% | 1.1 m/s | 3.1 |
| 1988 🌧️ | 19.8°C | 16.2°C | 12.6°C | 24.0°C | 8.2°C | 539 mm | 89% | 1.1 m/s | 2.6 |
| 1987 | 23.7°C | 17.2°C | 10.8°C | 30.3°C | 5.0°C | 50 mm | 70% | 1 m/s | 4.1 |
| 1986 | 25.1°C | 17.8°C | 10.6°C | 36.4°C | 3.7°C | 85 mm | 62% | 1.1 m/s | 4.2 |
| 1985 | 20.4°C | 15.9°C | 11.5°C | 27.9°C | 5.3°C | 268 mm | 82% | 1 m/s | 3.5 |
| 1984 | 20.3°C | 15.2°C | 10.1°C | 26.4°C | 4.5°C | 115 mm | 84% | 1 m/s | 3.7 |
| 1983 ❄️ | 18.7°C | 14.1°C | 9.4°C | 23.3°C | 3.1°C | 125 mm | 84% | 1 m/s | — |
| 1982 | 22.7°C | 16.5°C | 10.3°C | 27.7°C | 3.3°C | 16 mm | 72% | 1.1 m/s | — |
| 1981 | 22.6°C | 16.8°C | 11.0°C | 26.8°C | 4.1°C | 131 mm | 74% | 1.1 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 22°C with lows near 11°C (mean 16.5°C), based on 45 years of NASA POWER data.
April averages 110 mm of rainfall in Penrith, a relatively wet time of year. The wettest on record was 539 mm in 1988.
The hottest April reached 36.4°C in 1986. The coldest dipped to 2.7°C in 1996.
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 20.9°C to 21.6°C and overnight lows from 10.5°C to 11°C over the same span.
April is close to Penrith's year-round average and a relatively wet time of year, so plan for around 22°C daytime highs and 11°C at night.
Not quite — April is the 7th coolest month in Penrith, averaging 16.5°C.
For April in Penrith, pack light layers you can adjust through the day, with typical highs of 22°C and lows of 11°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 77% — quite humid.
Average wind speed in April is 1 m/s. The windiest April on record averaged 1.3 m/s (2015).
The wettest April on record was 1988 with 539 mm. On average, April sees 110 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 Penrith 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.
