April is one of the cooler months of the year in Berkhampstead, with average highs near 13.1°C and lows around 3.6°C (mean 8.4°C). It is about average for rainfall, averaging 49 mm of rainfall and 82% relative humidity across the period.
April is one of the cooler months of the year in Berkhampstead. Across 45 years of records, the warmest April in Berkhampstead was 2011 — when the month averaged 11.7°C — while the coldest was 1986 at 5.2°C. Typical April days reach 13.1°C with nights near 3.6°C. The long-term trend is warming, about 0.4°C per decade.
April is about average for rainfall in Berkhampstead, averaging 49 mm of rainfall. The wettest April on record was 2000 with 133 mm, while the driest was 2007 at 5 mm.
Relative humidity in Berkhampstead during April averages 82%. The most humid Aprils were 1998 and 2001 at 87%, and the least humid was 1997 at 77%.
April receives about 3.9 kWh/m²/day of solar energy in Berkhampstead. The sunniest April was 2025 at 4.9 kWh/m²/day, and the cloudiest were 1993 and 1998 at 3.2.
Average wind speed in Berkhampstead during April is 3.2 m/s. The windiest April was 1994 at 4.2 m/s, while the calmest were 2009 and 2021 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 7.4°C | 8.2°C | 8.8°C | 8.7°C | 8.8°C | +1.4°C |
| Avg High | 11.9°C | 12.7°C | 13.4°C | 13.6°C | 13.9°C | +2°C |
| Avg Low | 2.8°C | 3.7°C | 4.2°C | 3.9°C | 3.6°C | +0.8°C |
| Avg Rain | 54 mm | 54 mm | 55 mm | 42 mm | 36 mm | -18 mm |
April temperatures in Berkhampstead have risen by about 1°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -4.4°C (1996) to a record high of 24.8°C (2018).
Rainfall in April is about average for rainfall, averaging 49 mm, with a wettest year of 133 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 Berkhampstead
April is a good time to visit Berkhampstead, with days averaging 13.1°C and nights around 3.6°C (mean 8.4°C, cooler than Berkhampstead'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 | 16.2°C | 10.4°C | 4.6°C | 22.8°C | 1.1°C | 28 mm | 79% | 2.7 m/s | 4.9 |
| 2024 | 13.2°C | 9.2°C | 5.2°C | 18.6°C | 0.2°C | 67 mm | 84% | 4 m/s | 3.8 |
| 2023 | 13.2°C | 8.4°C | 3.5°C | 17.5°C | -1.9°C | 57 mm | 82% | 3.1 m/s | 3.9 |
| 2022 | 14.2°C | 9.1°C | 4.0°C | 20.4°C | -3.1°C | 17 mm | 79% | 3.3 m/s | 4.3 |
| 2021 | 11.1°C | 5.6°C | 0.2°C | 15.4°C | -3.4°C | 10 mm | 79% | 2.6 m/s | 4.6 |
| 2020 | 15.6°C | 9.9°C | 4.1°C | 21.7°C | -0.5°C | 38 mm | 80% | 2.8 m/s | 4.8 |
| 2019 | 14.4°C | 8.9°C | 3.3°C | 21.6°C | -2.7°C | 20 mm | 79% | 2.9 m/s | 4 |
| 2018 | 13.5°C | 9.6°C | 5.7°C | 24.8°C | 0.2°C | 88 mm | 87% | 3.4 m/s | 3.3 |
| 2017 | 13.8°C | 8.7°C | 3.6°C | 21.6°C | -1.2°C | 16 mm | 80% | 2.8 m/s | 4.3 |
| 2016 | 11.4°C | 7.0°C | 2.5°C | 14.5°C | -1.5°C | 55 mm | 82% | 3 m/s | 4.1 |
| 2015 | 14.2°C | 8.9°C | 3.5°C | 20.3°C | 0.3°C | 27 mm | 80% | 2.9 m/s | 4.7 |
| 2014 | 14.8°C | 10.0°C | 5.3°C | 17.8°C | 0.0°C | 41 mm | 84% | 3 m/s | 3.8 |
| 2013 | 11.1°C | 6.6°C | 2.1°C | 18.8°C | -3.4°C | 32 mm | 83% | 3.8 m/s | 4.1 |
| 2012 | 11.4°C | 7.1°C | 2.9°C | 16.8°C | -3.6°C | 113 mm | 83% | 3.3 m/s | 3.6 |
| 2011 🔥 | 17.3°C | 11.7°C | 6.1°C | 23.8°C | 2.8°C | 8 mm | 79% | 2.9 m/s | 4.6 |
| 2010 | 13.9°C | 8.7°C | 3.6°C | 18.6°C | -0.4°C | 25 mm | 80% | 2.9 m/s | 4.5 |
| 2009 | 14.9°C | 9.9°C | 4.9°C | 18.9°C | 1.9°C | 40 mm | 83% | 2.6 m/s | 4.1 |
| 2008 | 11.9°C | 7.7°C | 3.5°C | 18.7°C | -2.3°C | 49 mm | 83% | 3.3 m/s | 3.9 |
| 2007 | 16.9°C | 11.2°C | 5.5°C | 21.7°C | 0.9°C | 5 mm | 80% | 2.8 m/s | 4.7 |
| 2006 | 12.6°C | 8.4°C | 4.1°C | 16.7°C | -3.2°C | 37 mm | 82% | 3.2 m/s | 3.7 |
| 2005 | 13.4°C | 8.9°C | 4.4°C | 19.8°C | -2.1°C | 42 mm | 82% | 3.1 m/s | 3.7 |
| 2004 | 13.6°C | 9.2°C | 4.8°C | 20.5°C | 1.1°C | 84 mm | 84% | 3 m/s | 3.6 |
| 2003 | 13.8°C | 8.8°C | 3.7°C | 23.1°C | -3.5°C | 37 mm | 82% | 3.2 m/s | 3.9 |
| 2002 | 13.9°C | 9.1°C | 4.3°C | 20.1°C | 0.3°C | 40 mm | 80% | 3.4 m/s | 4.3 |
| 2001 | 10.9°C | 7.0°C | 3.0°C | 17.7°C | -1.4°C | 81 mm | 87% | 3.5 m/s | 3.3 |
| 2000 🌧️ | 11.7°C | 7.8°C | 3.9°C | 16.7°C | -2.8°C | 133 mm | 86% | 3.3 m/s | 3.3 |
| 1999 | 13.1°C | 8.9°C | 4.7°C | 18.4°C | -1.2°C | 54 mm | 84% | 3.3 m/s | 3.6 |
| 1998 | 11.0°C | 7.5°C | 4.0°C | 18.9°C | -0.9°C | 115 mm | 87% | 3.5 m/s | 3.2 |
| 1997 | 14.0°C | 8.6°C | 3.2°C | 18.1°C | -2.6°C | 24 mm | 77% | 2.9 m/s | 4.2 |
| 1996 | 12.6°C | 7.9°C | 3.1°C | 19.7°C | -4.4°C | 34 mm | 83% | 2.8 m/s | 3.7 |
| 1995 | 13.6°C | 8.7°C | 3.8°C | 18.8°C | -2.8°C | 28 mm | 82% | 3.2 m/s | 3.9 |
| 1994 | 11.5°C | 7.4°C | 3.3°C | 21.1°C | 0.1°C | 59 mm | 83% | 4.2 m/s | 3.8 |
| 1993 | 13.4°C | 9.2°C | 5.0°C | 21.9°C | 0.9°C | 85 mm | 85% | 3.4 m/s | 3.2 |
| 1992 | 12.9°C | 8.4°C | 4.0°C | 18.5°C | -0.4°C | 46 mm | 80% | 3.8 m/s | 3.4 |
| 1991 | 12.4°C | 7.8°C | 3.3°C | 19.7°C | -1.4°C | 59 mm | 80% | 4.1 m/s | 3.7 |
| 1990 | 12.9°C | 7.7°C | 2.5°C | 21.3°C | -3.6°C | 33 mm | 79% | 3.4 m/s | 4.4 |
| 1989 | 10.1°C | 6.0°C | 1.9°C | 14.8°C | -2.2°C | 81 mm | 83% | 3.3 m/s | 3.3 |
| 1988 | 12.7°C | 7.7°C | 2.8°C | 18.9°C | -2.8°C | 36 mm | 84% | 3 m/s | 3.7 |
| 1987 | 14.7°C | 9.9°C | 5.1°C | 20.6°C | 0.8°C | 60 mm | 84% | 3 m/s | 3.6 |
| 1986 ❄️ | 9.2°C | 5.2°C | 1.2°C | 15.4°C | -2.5°C | 72 mm | 84% | 3.4 m/s | 3.4 |
| 1985 | 12.2°C | 7.8°C | 3.5°C | 18.5°C | -2.3°C | 49 mm | 83% | 4 m/s | 3.6 |
| 1984 | 12.9°C | 7.4°C | 1.8°C | 20.4°C | -3.6°C | 9 mm | 79% | 2.8 m/s | 4.5 |
| 1983 | 10.7°C | 6.5°C | 2.3°C | 15.9°C | -1.9°C | 89 mm | 85% | 3.3 m/s | — |
| 1982 | 12.8°C | 8.1°C | 3.3°C | 15.9°C | -2.6°C | 27 mm | 82% | 2.9 m/s | — |
| 1981 | 12.2°C | 7.6°C | 3.0°C | 19.2°C | -1.1°C | 63 mm | 83% | 3.4 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 13.1°C with lows near 3.6°C (mean 8.4°C), based on 45 years of NASA POWER data.
April averages 49 mm of rainfall in Berkhampstead, about average for rainfall. The wettest on record was 133 mm in 2000.
The hottest April reached 24.8°C in 2018. The coldest dipped to -4.4°C in 1996.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1°C. Daytime highs moved from 12.2°C to 13.6°C and overnight lows from 2.8°C to 3.5°C over the same span.
April is one of the cooler months of the year in Berkhampstead and about average for rainfall, so plan for around 13.1°C daytime highs and 3.6°C at night.
Not quite — April is the 6th coolest month in Berkhampstead, averaging 8.4°C.
For April in Berkhampstead, pack warm layers and a jacket for chilly mornings, with typical highs of 13.1°C and lows of 3.6°C.
Relative humidity in April averages 82% — quite humid.
Average wind speed in April is 3.2 m/s. The windiest April on record averaged 4.2 m/s (1994).
The wettest April on record was 2000 with 133 mm. On average, April sees 49 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 Berkhampstead 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.
