April is one of the cooler months of the year in Herne Bay, with average highs near 10.6°C and lows around 6.7°C (mean 8.7°C). It is one of the drier months, averaging 43 mm of rainfall and 84% relative humidity across the period.
April is one of the cooler months of the year in Herne Bay. Across 45 years of records, the warmest April in Herne Bay was 2011 — when the month averaged 11°C — while the coldest was 1986 at 6°C. Typical April days reach 10.6°C with nights near 6.7°C. The long-term trend is warming, about 0.5°C per decade.
April is one of the drier months in Herne Bay, averaging 43 mm of rainfall. The wettest April on record was 2000 with 116 mm, while the driest was 2007 at 1 mm.
Relative humidity in Herne Bay during April averages 84%. The most humid April was 1987 at 88%, and the least humid was 1997 at 78%.
April receives about 4 kWh/m²/day of solar energy in Herne Bay. The sunniest April was 2025 at 5 kWh/m²/day, and the cloudiest was 1989 at 3.
Average wind speed in Herne Bay during April is 4.6 m/s. The windiest April was 2024 at 5.9 m/s, while the calmest were 1996 and 2009 at 3.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 7.5°C | 8.5°C | 9.0°C | 9.1°C | 9.3°C | +1.8°C |
| Avg High | 9.5°C | 10.5°C | 10.9°C | 11.1°C | 11.3°C | +1.8°C |
| Avg Low | 5.6°C | 6.5°C | 7.1°C | 7.1°C | 7.4°C | +1.8°C |
| Avg Rain | 51 mm | 44 mm | 44 mm | 37 mm | 34 mm | -17 mm |
April temperatures in Herne Bay have risen by about 1.6°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 0.7°C (1986) to a record high of 19°C (2018).
Rainfall in April is one of the drier months, averaging 43 mm, with a wettest year of 116 mm.
A good time to visit Herne Bay
April is a good time to visit Herne Bay, with days averaging 10.6°C and nights around 6.7°C (mean 8.7°C, cooler than Herne Bay'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 | 12.5°C | 10.6°C | 8.6°C | 16.3°C | 6.5°C | 18 mm | 84% | 4.2 m/s | 5 |
| 2024 | 12.1°C | 10.3°C | 8.4°C | 15.3°C | 5.5°C | 62 mm | 82% | 5.9 m/s | 3.9 |
| 2023 | 11.0°C | 9.1°C | 7.3°C | 14.0°C | 5.5°C | 58 mm | 82% | 4.8 m/s | 4.2 |
| 2022 | 11.5°C | 9.5°C | 7.4°C | 14.9°C | 3.3°C | 20 mm | 82% | 5.2 m/s | 4.3 |
| 2021 | 8.6°C | 6.7°C | 4.8°C | 12.5°C | 1.4°C | 12 mm | 78% | 4.7 m/s | 4.6 |
| 2020 | 11.9°C | 9.8°C | 7.7°C | 16.4°C | 4.3°C | 33 mm | 82% | 4.3 m/s | 4.8 |
| 2019 | 10.9°C | 9.2°C | 7.6°C | 15.1°C | 4.5°C | 19 mm | 82% | 4.6 m/s | 4.1 |
| 2018 | 11.5°C | 9.7°C | 7.8°C | 19.0°C | 4.4°C | 89 mm | 88% | 4.4 m/s | 3.6 |
| 2017 | 11.7°C | 9.5°C | 7.2°C | 15.5°C | 4.1°C | 12 mm | 79% | 4.1 m/s | 4.4 |
| 2016 | 10.2°C | 8.3°C | 6.3°C | 13.2°C | 3.6°C | 54 mm | 82% | 4.7 m/s | 4.2 |
| 2015 | 10.9°C | 8.8°C | 6.6°C | 17.6°C | 4.3°C | 21 mm | 82% | 4.3 m/s | 4.6 |
| 2014 | 12.6°C | 10.7°C | 8.7°C | 14.8°C | 6.4°C | 26 mm | 86% | 4 m/s | 4.2 |
| 2013 | 8.8°C | 7.0°C | 5.2°C | 14.4°C | 1.8°C | 32 mm | 84% | 5 m/s | 4.2 |
| 2012 | 10.1°C | 8.2°C | 6.4°C | 13.5°C | 3.6°C | 94 mm | 83% | 5 m/s | 3.7 |
| 2011 🔥 | 13.3°C | 11.0°C | 8.7°C | 17.7°C | 6.1°C | 6 mm | 83% | 3.9 m/s | 4.7 |
| 2010 | 10.6°C | 8.6°C | 6.6°C | 15.5°C | 3.5°C | 17 mm | 82% | 4.1 m/s | 4.6 |
| 2009 | 11.9°C | 9.9°C | 7.9°C | 14.3°C | 6.1°C | 28 mm | 87% | 3.7 m/s | 4.2 |
| 2008 | 10.3°C | 8.5°C | 6.6°C | 14.3°C | 1.9°C | 43 mm | 83% | 4.7 m/s | 4 |
| 2007 | 13.1°C | 10.8°C | 8.5°C | 16.4°C | 5.6°C | 1 mm | 84% | 3.9 m/s | 4.7 |
| 2006 | 10.3°C | 8.3°C | 6.3°C | 13.2°C | 3.1°C | 30 mm | 84% | 4.4 m/s | 3.9 |
| 2005 | 10.8°C | 8.8°C | 6.9°C | 15.1°C | 2.1°C | 50 mm | 86% | 3.9 m/s | 3.9 |
| 2004 | 11.2°C | 9.3°C | 7.5°C | 15.5°C | 4.8°C | 50 mm | 85% | 4.1 m/s | 3.8 |
| 2003 | 10.5°C | 8.6°C | 6.7°C | 14.5°C | 3.1°C | 27 mm | 83% | 4.7 m/s | 4.2 |
| 2002 | 11.4°C | 9.4°C | 7.3°C | 16.0°C | 4.4°C | 28 mm | 82% | 5 m/s | 4.4 |
| 2001 | 9.6°C | 7.9°C | 6.1°C | 13.2°C | 3.1°C | 68 mm | 86% | 5.4 m/s | 3.6 |
| 2000 🌧️ | 10.2°C | 8.6°C | 6.9°C | 13.7°C | 3.7°C | 116 mm | 87% | 4.7 m/s | 3.4 |
| 1999 | 11.0°C | 9.2°C | 7.4°C | 13.2°C | 2.3°C | 50 mm | 85% | 4.6 m/s | 3.9 |
| 1998 | 10.1°C | 8.5°C | 7.0°C | 15.6°C | 3.0°C | 77 mm | 86% | 5.1 m/s | 3.5 |
| 1997 | 11.1°C | 8.8°C | 6.5°C | 15.0°C | 4.2°C | 13 mm | 78% | 4.3 m/s | 4.1 |
| 1996 | 9.9°C | 7.9°C | 5.8°C | 16.0°C | 1.5°C | 17 mm | 83% | 3.7 m/s | 3.9 |
| 1995 | 10.9°C | 8.7°C | 6.5°C | 14.1°C | 3.2°C | 21 mm | 83% | 4.5 m/s | 3.7 |
| 1994 | 10.0°C | 8.0°C | 5.9°C | 15.7°C | 3.3°C | 68 mm | 83% | 5.7 m/s | 4 |
| 1993 | 11.1°C | 9.1°C | 7.2°C | 15.9°C | 3.3°C | 63 mm | 87% | 4.4 m/s | 3.5 |
| 1992 | 10.3°C | 8.3°C | 6.3°C | 14.3°C | 3.3°C | 40 mm | 84% | 4.9 m/s | 3.5 |
| 1991 | 10.0°C | 7.9°C | 5.9°C | 14.9°C | 2.7°C | 56 mm | 83% | 5.7 m/s | 3.8 |
| 1990 | 10.4°C | 8.2°C | 6.0°C | 14.4°C | 2.2°C | 40 mm | 80% | 5 m/s | 4.6 |
| 1989 | 9.0°C | 7.3°C | 5.5°C | 11.4°C | 3.0°C | 77 mm | 84% | 5 m/s | 3 |
| 1988 | 9.7°C | 8.0°C | 6.3°C | 14.0°C | 2.7°C | 41 mm | 84% | 4.5 m/s | 3.6 |
| 1987 | 11.0°C | 8.8°C | 6.6°C | 16.0°C | 2.8°C | 34 mm | 88% | 4 m/s | 3.6 |
| 1986 ❄️ | 7.8°C | 6.0°C | 4.1°C | 11.8°C | 0.7°C | 62 mm | 86% | 4.9 m/s | 3.4 |
| 1985 | 9.9°C | 7.9°C | 5.8°C | 14.0°C | 1.8°C | 43 mm | 84% | 5.5 m/s | 3.6 |
| 1984 | 9.0°C | 6.8°C | 4.7°C | 14.3°C | 1.9°C | 22 mm | 82% | 4 m/s | 4.5 |
| 1983 | 9.4°C | 7.3°C | 5.1°C | 12.1°C | 1.7°C | 110 mm | 87% | 4.6 m/s | — |
| 1982 | 9.8°C | 7.7°C | 5.7°C | 12.2°C | 3.1°C | 23 mm | 83% | 4.4 m/s | — |
| 1981 | 9.8°C | 8.1°C | 6.3°C | 14.4°C | 3.7°C | 48 mm | 84% | 4.8 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 10.6°C with lows near 6.7°C (mean 8.7°C), based on 45 years of NASA POWER data.
April averages 43 mm of rainfall in Herne Bay, one of the drier months. The wettest on record was 116 mm in 2000.
The hottest April reached 19°C in 2018. The coldest dipped to 0.7°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1.6°C. Daytime highs moved from 9.6°C to 11.1°C and overnight lows from 5.5°C to 7.3°C over the same span.
April is one of the cooler months of the year in Herne Bay and one of the drier months, so plan for around 10.6°C daytime highs and 6.7°C at night.
Not quite — April is the 5th coolest month in Herne Bay, averaging 8.7°C.
For April in Herne Bay, pack warm layers and a jacket for chilly mornings, with typical highs of 10.6°C and lows of 6.7°C.
Relative humidity in April averages 84% — quite humid.
Average wind speed in April is 4.6 m/s. The windiest April on record averaged 5.9 m/s (2024).
The wettest April on record was 2000 with 116 mm. On average, April sees 43 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 Herne Bay 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.
