April is one of the cooler months of the year in Bootle, with average highs near 10.9°C and lows around 4.8°C (mean 7.9°C). It is one of the drier months, averaging 58 mm of rainfall and 85% relative humidity across the period.
April is one of the cooler months of the year in Bootle. Across 45 years of records, the warmest April in Bootle was 2011 — when the month averaged 10.4°C — while the coldest was 1986 at 5°C. Typical April days reach 10.9°C with nights near 4.8°C. The long-term trend is warming, about 0.4°C per decade.
April is one of the drier months in Bootle, averaging 58 mm of rainfall. The wettest April on record was 2012 with 110 mm, while the driest was 2021 at 12 mm.
Relative humidity in Bootle during April averages 85%. The most humid April was 2018 at 88%, and the least humid was 2021 at 79%.
April receives about 3.8 kWh/m²/day of solar energy in Bootle. The sunniest April was 2021 at 4.8 kWh/m²/day, and the cloudiest were 1985 and 1996 at 3.2.
Average wind speed in Bootle during April is 3.7 m/s. The windiest April was 1991 at 4.8 m/s, while the calmest was 2021 at 2.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 6.9°C | 7.7°C | 8.2°C | 8.1°C | 8.6°C | +1.7°C |
| Avg High | 10.0°C | 10.6°C | 11.2°C | 11.2°C | 12.0°C | +2°C |
| Avg Low | 3.9°C | 4.8°C | 5.2°C | 5.0°C | 5.2°C | +1.3°C |
| Avg Rain | 59 mm | 65 mm | 66 mm | 53 mm | 41 mm | -18 mm |
April temperatures in Bootle have risen by about 1.5°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -1.6°C (2013) to a record high of 21.1°C (2025).
Rainfall in April is one of the drier months, averaging 58 mm, with a wettest year of 110 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.5°C per decade while lows rose 0.3°C per decade, widening the gap between day and night.
A good time to visit Bootle
April is a good time to visit Bootle, with days averaging 10.9°C and nights around 4.8°C (mean 7.9°C, cooler than Bootle's yearly average) and moderate rainfall. July and August 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 | 13.9°C | 9.9°C | 5.9°C | 21.1°C | 1.8°C | 26 mm | 82% | 3.2 m/s | 4.6 |
| 2024 | 11.4°C | 8.9°C | 6.3°C | 14.8°C | 2.2°C | 89 mm | 85% | 4.4 m/s | 3.6 |
| 2023 | 11.5°C | 8.4°C | 5.3°C | 15.7°C | 1.3°C | 61 mm | 84% | 3.4 m/s | 3.8 |
| 2022 | 12.0°C | 8.7°C | 5.5°C | 16.9°C | 1.0°C | 36 mm | 82% | 3.6 m/s | 4.1 |
| 2021 | 10.0°C | 6.5°C | 3.0°C | 14.4°C | 0.0°C | 12 mm | 79% | 2.8 m/s | 4.8 |
| 2020 | 13.0°C | 9.2°C | 5.3°C | 17.3°C | 1.4°C | 23 mm | 83% | 3.5 m/s | 4.6 |
| 2019 | 12.4°C | 8.7°C | 5.0°C | 19.5°C | 0.2°C | 62 mm | 82% | 4 m/s | 4 |
| 2018 | 11.2°C | 8.4°C | 5.5°C | 18.4°C | 1.0°C | 86 mm | 88% | 3.5 m/s | 3.4 |
| 2017 | 10.9°C | 8.1°C | 5.3°C | 16.0°C | 1.6°C | 25 mm | 84% | 3.8 m/s | 3.9 |
| 2016 | 9.5°C | 6.7°C | 3.9°C | 13.8°C | 0.3°C | 87 mm | 84% | 3.8 m/s | 3.9 |
| 2015 | 11.5°C | 8.1°C | 4.7°C | 15.6°C | 2.0°C | 34 mm | 83% | 3.3 m/s | 4.3 |
| 2014 | 12.6°C | 9.5°C | 6.3°C | 16.0°C | 2.8°C | 37 mm | 86% | 3.4 m/s | 3.7 |
| 2013 | 9.1°C | 6.1°C | 3.1°C | 12.7°C | -1.6°C | 32 mm | 85% | 4.4 m/s | 3.9 |
| 2012 🌧️ | 9.3°C | 6.8°C | 4.3°C | 14.9°C | -0.3°C | 110 mm | 85% | 4 m/s | 3.6 |
| 2011 🔥 | 13.9°C | 10.4°C | 6.8°C | 19.0°C | 3.1°C | 27 mm | 84% | 3.3 m/s | 4.3 |
| 2010 | 11.2°C | 7.9°C | 4.6°C | 16.4°C | 1.6°C | 30 mm | 84% | 2.9 m/s | 4.2 |
| 2009 | 12.7°C | 9.2°C | 5.8°C | 15.5°C | 3.5°C | 46 mm | 84% | 3.3 m/s | 3.9 |
| 2008 | 9.8°C | 7.3°C | 4.7°C | 15.4°C | 0.8°C | 72 mm | 87% | 4 m/s | 3.6 |
| 2007 | 13.5°C | 9.9°C | 6.4°C | 18.9°C | 2.3°C | 20 mm | 86% | 3.1 m/s | 4.3 |
| 2006 | 10.1°C | 7.6°C | 5.0°C | 13.7°C | -0.1°C | 54 mm | 85% | 4 m/s | 4.2 |
| 2005 | 11.1°C | 8.1°C | 5.1°C | 15.4°C | 1.9°C | 95 mm | 85% | 4.2 m/s | 3.7 |
| 2004 | 11.4°C | 8.9°C | 6.4°C | 17.3°C | 3.2°C | 62 mm | 87% | 3.8 m/s | 3.5 |
| 2003 | 12.3°C | 8.8°C | 5.3°C | 20.1°C | -1.1°C | 55 mm | 84% | 3.7 m/s | 4 |
| 2002 | 11.7°C | 8.3°C | 4.8°C | 15.8°C | 1.0°C | 56 mm | 84% | 3.9 m/s | 4.1 |
| 2001 | 9.1°C | 6.6°C | 4.1°C | 12.4°C | 1.3°C | 98 mm | 87% | 3.9 m/s | 3.4 |
| 2000 | 10.1°C | 7.1°C | 4.2°C | 15.2°C | 0.6°C | 99 mm | 86% | 3.5 m/s | 3.5 |
| 1999 | 11.2°C | 8.5°C | 5.8°C | 16.0°C | 0.8°C | 71 mm | 86% | 4 m/s | 3.7 |
| 1998 | 9.5°C | 7.0°C | 4.5°C | 13.4°C | 0.7°C | 99 mm | 86% | 4.1 m/s | 3.5 |
| 1997 | 11.2°C | 8.3°C | 5.3°C | 15.6°C | 1.3°C | 46 mm | 84% | 3.5 m/s | 3.5 |
| 1996 | 10.6°C | 7.4°C | 4.2°C | 16.9°C | -1.2°C | 71 mm | 87% | 3.5 m/s | 3.2 |
| 1995 | 10.5°C | 7.7°C | 5.0°C | 15.4°C | 1.3°C | 27 mm | 86% | 3.9 m/s | 3.8 |
| 1994 | 9.8°C | 7.1°C | 4.4°C | 16.4°C | 1.4°C | 81 mm | 85% | 4.6 m/s | 3.8 |
| 1993 | 11.5°C | 8.6°C | 5.7°C | 18.4°C | 2.2°C | 81 mm | 87% | 3.8 m/s | 3.4 |
| 1992 | 10.4°C | 7.6°C | 4.9°C | 14.6°C | 1.3°C | 71 mm | 85% | 4.5 m/s | 3.5 |
| 1991 | 10.3°C | 7.1°C | 4.0°C | 14.8°C | 0.2°C | 66 mm | 83% | 4.8 m/s | 3.5 |
| 1990 | 10.6°C | 7.2°C | 3.8°C | 19.7°C | -0.6°C | 37 mm | 83% | 4 m/s | 4.1 |
| 1989 | 8.7°C | 6.0°C | 3.2°C | 12.8°C | -0.2°C | 83 mm | 84% | 3.7 m/s | 3.4 |
| 1988 | 10.9°C | 7.4°C | 4.0°C | 14.3°C | -0.4°C | 47 mm | 85% | 3.1 m/s | 3.8 |
| 1987 | 12.2°C | 8.9°C | 5.6°C | 18.4°C | 1.0°C | 56 mm | 87% | 3.3 m/s | 3.5 |
| 1986 ❄️ | 7.7°C | 5.0°C | 2.3°C | 12.0°C | -0.7°C | 78 mm | 85% | 3.6 m/s | 3.6 |
| 1985 | 9.7°C | 7.1°C | 4.5°C | 15.1°C | 0.4°C | 90 mm | 87% | 4.3 m/s | 3.2 |
| 1984 | 10.9°C | 7.1°C | 3.4°C | 17.5°C | -1.5°C | 18 mm | 83% | 3.4 m/s | 4.4 |
| 1983 | 8.6°C | 5.9°C | 3.2°C | 12.2°C | 0.7°C | 75 mm | 86% | 3.5 m/s | — |
| 1982 | 10.6°C | 7.6°C | 4.5°C | 13.5°C | 1.5°C | 33 mm | 86% | 3.4 m/s | — |
| 1981 | 10.7°C | 7.4°C | 4.1°C | 15.6°C | 0.4°C | 50 mm | 86% | 3.7 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 10.9°C with lows near 4.8°C (mean 7.9°C), based on 45 years of NASA POWER data.
April averages 58 mm of rainfall in Bootle, one of the drier months. The wettest on record was 110 mm in 2012.
The hottest April reached 21.1°C in 2025. The coldest dipped to -1.6°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1.5°C. Daytime highs moved from 10.1°C to 11.8°C and overnight lows from 3.9°C to 5.2°C over the same span.
April is one of the cooler months of the year in Bootle and one of the drier months, so plan for around 10.9°C daytime highs and 4.8°C at night.
Not quite — April is the 6th coolest month in Bootle, averaging 7.9°C.
For April in Bootle, pack warm layers and a jacket for chilly mornings, with typical highs of 10.9°C and lows of 4.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 85% — quite humid.
Average wind speed in April is 3.7 m/s. The windiest April on record averaged 4.8 m/s (1991).
The wettest April on record was 2012 with 110 mm. On average, April sees 58 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 Bootle 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.
