April is one of the cooler months of the year in Saint Austell, with average highs near 11.3°C and lows around 7.6°C (mean 9.5°C). It is one of the drier months, averaging 70 mm of rainfall and 84% relative humidity across the period.
April is one of the cooler months of the year in Saint Austell. Across 45 years of records, the warmest Aprils in Saint Austell were 2007 and 2011 — when the month averaged 11.5°C — while the coldest was 1986 at 6.4°C. Typical April days reach 11.3°C with nights near 7.6°C. The long-term trend is warming, about 0.4°C per decade.
April is one of the drier months in Saint Austell, averaging 70 mm of rainfall. The wettest April on record was 1998 with 175 mm, while the driest was 2021 at 9 mm.
Relative humidity in Saint Austell during April averages 84%. The most humid April was 2018 at 87%, and the least humid was 2021 at 76%.
April receives about 4.4 kWh/m²/day of solar energy in Saint Austell. The sunniest April was 2021 at 5.4 kWh/m²/day, and the cloudiest were 1996, 1998 and 2001, among others at 3.9.
Average wind speed in Saint Austell during April is 5.6 m/s. The windiest April was 1994 at 7.6 m/s, while the calmest was 2007 at 4.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 8.7°C | 9.2°C | 9.6°C | 9.6°C | 10.3°C | +1.6°C |
| Avg High | 10.6°C | 11.0°C | 11.3°C | 11.4°C | 12.3°C | +1.7°C |
| Avg Low | 6.8°C | 7.5°C | 7.8°C | 7.8°C | 8.3°C | +1.5°C |
| Avg Rain | 59 mm | 83 mm | 73 mm | 64 mm | 69 mm | +11 mm |
April temperatures in Saint Austell have risen by about 1.3°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 1.1°C (1986) to a record high of 19.5°C (2019).
Rainfall in April is one of the drier months, averaging 70 mm, with a wettest year of 175 mm.
A good time to visit Saint Austell
April is a good time to visit Saint Austell, with days averaging 11.3°C and nights around 7.6°C (mean 9.5°C, cooler than Saint Austell's yearly average) and moderate rainfall. August and July 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 | 13.6°C | 11.3°C | 8.9°C | 18.8°C | 6.4°C | 117 mm | 83% | 5.2 m/s | 4.8 |
| 2024 | 11.9°C | 10.4°C | 8.9°C | 14.1°C | 6.7°C | 107 mm | 85% | 6.6 m/s | 4.1 |
| 2023 | 11.9°C | 10.2°C | 8.5°C | 15.0°C | 6.5°C | 89 mm | 85% | 5.5 m/s | 4.1 |
| 2022 | 12.1°C | 10.2°C | 8.2°C | 14.9°C | 4.5°C | 42 mm | 82% | 5.1 m/s | 4.5 |
| 2021 | 10.7°C | 8.8°C | 6.8°C | 14.1°C | 4.6°C | 9 mm | 76% | 4.7 m/s | 5.4 |
| 2020 | 13.6°C | 11.0°C | 8.5°C | 19.4°C | 4.0°C | 51 mm | 83% | 4.5 m/s | 4.7 |
| 2019 | 12.1°C | 10.2°C | 8.3°C | 19.5°C | 5.4°C | 90 mm | 82% | 5.7 m/s | 4.2 |
| 2018 | 11.6°C | 9.9°C | 8.1°C | 15.4°C | 5.0°C | 102 mm | 87% | 5.6 m/s | 4.2 |
| 2017 | 11.5°C | 9.8°C | 8.0°C | 14.8°C | 5.8°C | 24 mm | 82% | 4.6 m/s | 4.8 |
| 2016 | 10.2°C | 8.6°C | 7.1°C | 13.5°C | 5.6°C | 69 mm | 81% | 5.9 m/s | 4.6 |
| 2015 | 12.1°C | 9.9°C | 7.7°C | 15.8°C | 5.8°C | 28 mm | 83% | 5.1 m/s | 4.9 |
| 2014 | 11.9°C | 10.2°C | 8.5°C | 13.6°C | 6.0°C | 68 mm | 86% | 4.9 m/s | 4.3 |
| 2013 | 9.5°C | 7.9°C | 6.3°C | 11.8°C | 1.6°C | 44 mm | 84% | 6.6 m/s | 4.3 |
| 2012 | 10.0°C | 8.6°C | 7.2°C | 11.5°C | 3.8°C | 155 mm | 83% | 6.6 m/s | 4.1 |
| 2011 | 13.7°C | 11.5°C | 9.2°C | 18.6°C | 7.2°C | 20 mm | 84% | 4.5 m/s | 4.9 |
| 2010 | 11.3°C | 9.2°C | 7.1°C | 14.5°C | 5.1°C | 38 mm | 84% | 4.8 m/s | 4.9 |
| 2009 | 11.6°C | 9.9°C | 8.2°C | 14.2°C | 6.5°C | 101 mm | 85% | 4.6 m/s | 4.5 |
| 2008 | 10.4°C | 8.9°C | 7.3°C | 13.2°C | 4.0°C | 64 mm | 83% | 5.8 m/s | 4.6 |
| 2007 🔥 | 13.9°C | 11.5°C | 9.1°C | 16.0°C | 4.9°C | 26 mm | 85% | 4.1 m/s | 4.7 |
| 2006 | 10.8°C | 9.2°C | 7.7°C | 14.6°C | 3.2°C | 35 mm | 85% | 5.3 m/s | 4.5 |
| 2005 | 11.0°C | 9.4°C | 7.8°C | 15.9°C | 4.7°C | 96 mm | 85% | 5.6 m/s | 4.3 |
| 2004 | 11.2°C | 9.6°C | 8.1°C | 16.4°C | 5.8°C | 70 mm | 85% | 5.8 m/s | 4.2 |
| 2003 | 12.1°C | 10.1°C | 8.0°C | 16.8°C | 4.0°C | 67 mm | 82% | 6 m/s | 4.5 |
| 2002 | 11.5°C | 9.6°C | 7.8°C | 14.0°C | 4.8°C | 61 mm | 82% | 6.1 m/s | 4.4 |
| 2001 | 10.6°C | 9.0°C | 7.5°C | 12.5°C | 5.2°C | 103 mm | 83% | 6.3 m/s | 3.9 |
| 2000 | 10.3°C | 8.5°C | 6.8°C | 14.9°C | 3.6°C | 110 mm | 83% | 6.2 m/s | 4.2 |
| 1999 | 11.4°C | 9.9°C | 8.3°C | 15.4°C | 4.7°C | 112 mm | 85% | 6.8 m/s | 4.2 |
| 1998 🌧️ | 10.0°C | 8.7°C | 7.4°C | 13.1°C | 4.3°C | 175 mm | 84% | 6.8 m/s | 3.9 |
| 1997 | 12.4°C | 10.1°C | 7.8°C | 17.2°C | 4.1°C | 24 mm | 82% | 4.5 m/s | 4.8 |
| 1996 | 10.8°C | 9.1°C | 7.4°C | 13.6°C | 4.1°C | 77 mm | 86% | 4.6 m/s | 3.9 |
| 1995 | 11.2°C | 9.3°C | 7.3°C | 14.2°C | 3.6°C | 44 mm | 85% | 4.7 m/s | 4.1 |
| 1994 | 10.2°C | 8.6°C | 6.9°C | 15.1°C | 4.4°C | 77 mm | 83% | 7.6 m/s | 4.3 |
| 1993 | 11.6°C | 9.9°C | 8.3°C | 16.7°C | 5.8°C | 87 mm | 86% | 5.9 m/s | 3.9 |
| 1992 | 10.6°C | 9.0°C | 7.4°C | 15.0°C | 3.8°C | 88 mm | 84% | 6.4 m/s | 3.9 |
| 1991 | 10.7°C | 8.7°C | 6.8°C | 15.7°C | 3.6°C | 101 mm | 84% | 6.7 m/s | 4 |
| 1990 | 11.1°C | 9.0°C | 6.9°C | 16.6°C | 3.6°C | 42 mm | 80% | 6 m/s | 4.8 |
| 1989 | 9.7°C | 8.1°C | 6.5°C | 13.3°C | 2.9°C | 69 mm | 80% | 5.4 m/s | 4.2 |
| 1988 | 11.3°C | 9.1°C | 7.0°C | 13.5°C | 4.0°C | 52 mm | 85% | 5.1 m/s | 4.2 |
| 1987 | 12.1°C | 10.1°C | 8.0°C | 16.6°C | 4.9°C | 67 mm | 86% | 5 m/s | 4.3 |
| 1986 ❄️ | 7.9°C | 6.4°C | 4.9°C | 11.1°C | 1.1°C | 70 mm | 83% | 5.8 m/s | 4.3 |
| 1985 | 11.1°C | 9.3°C | 7.5°C | 15.1°C | 4.2°C | 82 mm | 85% | 6.9 m/s | 4.3 |
| 1984 | 11.5°C | 9.2°C | 6.9°C | 16.6°C | 1.9°C | 9 mm | 79% | 5 m/s | 5.1 |
| 1983 | 9.4°C | 7.8°C | 6.2°C | 13.0°C | 4.5°C | 92 mm | 82% | 5.4 m/s | — |
| 1982 | 11.4°C | 9.3°C | 7.3°C | 13.9°C | 4.5°C | 36 mm | 84% | 4.8 m/s | — |
| 1981 | 11.1°C | 9.1°C | 7.2°C | 14.4°C | 4.5°C | 53 mm | 84% | 5.8 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 11.3°C with lows near 7.6°C (mean 9.5°C), based on 45 years of NASA POWER data.
April averages 70 mm of rainfall in Saint Austell, one of the drier months. The wettest on record was 175 mm in 1998.
The hottest April reached 19.5°C in 2019. The coldest dipped to 1.1°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1.3°C. Daytime highs moved from 10.9°C to 12°C and overnight lows from 7°C to 8.3°C over the same span.
April is one of the cooler months of the year in Saint Austell and one of the drier months, so plan for around 11.3°C daytime highs and 7.6°C at night.
Not quite — April is the 5th coolest month in Saint Austell, averaging 9.5°C.
For April in Saint Austell, pack warm layers and a jacket for chilly mornings, with typical highs of 11.3°C and lows of 7.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 84% — quite humid.
Average wind speed in April is 5.6 m/s. The windiest April on record averaged 7.6 m/s (1994).
The wettest April on record was 1998 with 175 mm. On average, April sees 70 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 Saint Austell 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.
