March is one of the cooler months of the year in Clacton-on-Sea, with average highs near 9.4°C and lows around 3.4°C (mean 6.4°C). It is about average for rainfall, averaging 49 mm of rainfall and 86% relative humidity across the period.
March is one of the cooler months of the year in Clacton-on-Sea. Across 45 years of records, the warmest March in Clacton-on-Sea was 2017 — when the month averaged 8.7°C — while the coldest was 2013 at 2.8°C. Typical March days reach 9.4°C with nights near 3.4°C. The long-term trend is warming, about 0.3°C per decade.
March is about average for rainfall in Clacton-on-Sea, averaging 49 mm of rainfall. The wettest March on record was 1981 with 106 mm, while the driest was 2025 at 7 mm.
Relative humidity in Clacton-on-Sea during March averages 86%. The most humid March was 2001 at 89%, and the least humid was 2006 at 82%.
March receives about 2.6 kWh/m²/day of solar energy in Clacton-on-Sea. The sunniest March was 2025 at 3.4 kWh/m²/day, and the cloudiest was 2001 at 2.
Average wind speed in Clacton-on-Sea during March is 4.4 m/s. The windiest March was 1994 at 5.7 m/s, while the calmest were 2012 and 2025 at 3.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 5.5°C | 6.8°C | 6.4°C | 6.4°C | 7.3°C | +1.8°C |
| Avg High | 8.4°C | 9.9°C | 9.3°C | 9.5°C | 10.3°C | +1.9°C |
| Avg Low | 2.5°C | 3.8°C | 3.5°C | 3.4°C | 4.3°C | +1.8°C |
| Avg Rain | 62 mm | 38 mm | 49 mm | 50 mm | 47 mm | -15 mm |
March temperatures in Clacton-on-Sea have risen by about 1.9°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -3.8°C (1987) to a record high of 18.1°C (2021).
Rainfall in March is about average for rainfall, averaging 49 mm, with a wettest year of 106 mm.
A quieter season to visit Clacton-on-Sea
If your dates are flexible, the more temperate months of August and July tend to be the most comfortable for visiting Clacton-on-Sea. That said, March — with days averaging 9.4°C and nights around 3.4°C (mean 6.4°C) and moderate rainfall (49 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 11.0°C | 7.2°C | 3.4°C | 14.9°C | 0.1°C | 7 mm | 85% | 3.1 m/s | 3.4 |
| 2024 | 10.9°C | 8.4°C | 5.9°C | 14.2°C | 2.2°C | 62 mm | 89% | 4.3 m/s | 2.4 |
| 2023 | 9.8°C | 7.2°C | 4.5°C | 14.5°C | -1.0°C | 91 mm | 86% | 4.8 m/s | 2.3 |
| 2022 | 11.0°C | 8.0°C | 5.0°C | 15.7°C | 1.7°C | 43 mm | 85% | 3.8 m/s | 2.9 |
| 2021 | 9.6°C | 6.5°C | 3.3°C | 18.1°C | -0.5°C | 42 mm | 86% | 4.3 m/s | 2.7 |
| 2020 | 9.5°C | 6.7°C | 3.8°C | 14.2°C | 1.3°C | 40 mm | 83% | 5.3 m/s | 3 |
| 2019 | 11.3°C | 8.2°C | 5.0°C | 15.5°C | 1.8°C | 64 mm | 84% | 5.1 m/s | 2.6 |
| 2018 | 7.3°C | 4.8°C | 2.4°C | 11.6°C | -3.3°C | 95 mm | 87% | 4.4 m/s | 2.1 |
| 2017 🔥 | 11.6°C | 8.7°C | 5.7°C | 16.7°C | 2.1°C | 39 mm | 86% | 4.5 m/s | 2.8 |
| 2016 | 8.7°C | 5.8°C | 2.9°C | 12.1°C | -0.9°C | 75 mm | 86% | 4.5 m/s | 2.8 |
| 2015 | 9.4°C | 6.2°C | 2.9°C | 13.6°C | 0.4°C | 33 mm | 84% | 4.7 m/s | 2.7 |
| 2014 | 11.6°C | 8.0°C | 4.5°C | 15.5°C | 1.0°C | 19 mm | 85% | 3.9 m/s | 3 |
| 2013 ❄️ | 5.0°C | 2.8°C | 0.7°C | 10.7°C | -1.6°C | 72 mm | 84% | 4.5 m/s | 2.1 |
| 2012 | 11.3°C | 7.8°C | 4.2°C | 17.0°C | 1.0°C | 49 mm | 86% | 3.1 m/s | 2.8 |
| 2011 | 9.5°C | 6.4°C | 3.2°C | 15.3°C | -0.6°C | 17 mm | 87% | 3.5 m/s | 2.7 |
| 2010 | 8.8°C | 5.7°C | 2.6°C | 12.7°C | -2.3°C | 40 mm | 86% | 4 m/s | 2.6 |
| 2009 | 9.9°C | 6.4°C | 3.0°C | 13.1°C | -0.3°C | 40 mm | 85% | 4 m/s | 2.9 |
| 2008 | 8.9°C | 6.1°C | 3.3°C | 12.5°C | -1.6°C | 93 mm | 84% | 5.6 m/s | 2.4 |
| 2007 | 10.8°C | 7.5°C | 4.3°C | 14.9°C | -1.2°C | 46 mm | 84% | 4.7 m/s | 2.9 |
| 2006 | 7.1°C | 4.5°C | 1.9°C | 14.4°C | -2.3°C | 40 mm | 82% | 4.9 m/s | 2.6 |
| 2005 | 9.2°C | 6.4°C | 3.6°C | 16.3°C | -2.3°C | 44 mm | 89% | 4 m/s | 2.3 |
| 2004 | 8.9°C | 6.2°C | 3.5°C | 14.5°C | -1.4°C | 34 mm | 86% | 4.3 m/s | 2.6 |
| 2003 | 10.2°C | 7.0°C | 3.7°C | 15.1°C | 0.1°C | 21 mm | 88% | 3.6 m/s | 2.9 |
| 2002 | 10.3°C | 7.3°C | 4.2°C | 13.8°C | -0.2°C | 45 mm | 87% | 4.2 m/s | 2.7 |
| 2001 | 7.7°C | 5.4°C | 3.1°C | 13.3°C | -0.9°C | 102 mm | 89% | 4.2 m/s | 2 |
| 2000 | 10.3°C | 7.2°C | 4.1°C | 14.9°C | -0.9°C | 20 mm | 86% | 4.4 m/s | 2.6 |
| 1999 | 10.2°C | 7.3°C | 4.5°C | 15.4°C | 0.2°C | 48 mm | 87% | 3.6 m/s | 2.6 |
| 1998 | 10.4°C | 7.5°C | 4.7°C | 15.4°C | 0.4°C | 49 mm | 85% | 4.6 m/s | 2.4 |
| 1997 | 11.5°C | 8.2°C | 4.9°C | 14.9°C | 2.0°C | 14 mm | 86% | 3.9 m/s | 2.9 |
| 1996 | 6.3°C | 3.8°C | 1.3°C | 12.0°C | -1.3°C | 21 mm | 85% | 4 m/s | 2.2 |
| 1995 | 8.9°C | 5.6°C | 2.3°C | 14.8°C | -1.5°C | 56 mm | 84% | 5.5 m/s | 2.9 |
| 1994 | 10.4°C | 7.2°C | 4.0°C | 14.6°C | 0.8°C | 50 mm | 84% | 5.7 m/s | 2.6 |
| 1993 | 9.4°C | 5.9°C | 2.4°C | 14.8°C | -1.4°C | 18 mm | 84% | 3.9 m/s | 2.8 |
| 1992 | 9.7°C | 6.8°C | 3.9°C | 13.9°C | 1.2°C | 79 mm | 85% | 5.1 m/s | 2.2 |
| 1991 | 10.7°C | 7.9°C | 5.0°C | 14.5°C | 1.3°C | 30 mm | 87% | 3.9 m/s | 2.5 |
| 1990 | 11.4°C | 8.0°C | 4.6°C | 16.6°C | -0.8°C | 18 mm | 83% | 4.9 m/s | 2.9 |
| 1989 | 10.8°C | 7.6°C | 4.5°C | 16.7°C | -1.1°C | 59 mm | 86% | 5 m/s | 2.3 |
| 1988 | 8.5°C | 5.7°C | 2.8°C | 12.3°C | -1.9°C | 87 mm | 87% | 4.9 m/s | 2.2 |
| 1987 | 6.2°C | 3.3°C | 0.4°C | 11.3°C | -3.8°C | 46 mm | 83% | 4.5 m/s | 2.2 |
| 1986 | 7.4°C | 4.4°C | 1.4°C | 11.4°C | -3.5°C | 51 mm | 88% | 4.6 m/s | 2.7 |
| 1985 | 7.1°C | 4.3°C | 1.6°C | 13.6°C | -2.0°C | 49 mm | 88% | 3.8 m/s | 2.3 |
| 1984 | 7.3°C | 4.5°C | 1.8°C | 10.9°C | -1.1°C | 55 mm | 87% | 4 m/s | 2.3 |
| 1983 | 8.8°C | 5.8°C | 2.7°C | 13.2°C | -0.1°C | 42 mm | 88% | 4.5 m/s | — |
| 1982 | 9.0°C | 5.7°C | 2.4°C | 13.6°C | -0.5°C | 65 mm | 84% | 4.8 m/s | — |
| 1981 🌧️ | 10.5°C | 7.8°C | 5.1°C | 15.0°C | -0.3°C | 106 mm | 89% | 5.2 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 9.4°C with lows near 3.4°C (mean 6.4°C), based on 45 years of NASA POWER data.
March averages 49 mm of rainfall in Clacton-on-Sea, about average for rainfall. The wettest on record was 106 mm in 1981.
The hottest March reached 18.1°C in 2021. The coldest dipped to -3.8°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1.9°C. Daytime highs moved from 8.5°C to 10.5°C and overnight lows from 2.7°C to 4.4°C over the same span.
March is one of the cooler months of the year in Clacton-on-Sea and about average for rainfall, so plan for around 9.4°C daytime highs and 3.4°C at night.
Not quite — March is the 4th coolest month in Clacton-on-Sea, averaging 6.4°C.
For March in Clacton-on-Sea, pack warm layers and a jacket for chilly mornings, with typical highs of 9.4°C and lows of 3.4°C.
Relative humidity in March averages 86% — quite humid.
Average wind speed in March is 4.4 m/s. The windiest March on record averaged 5.7 m/s (1994).
The wettest March on record was 1981 with 106 mm. On average, March 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 Clacton-on-Sea behaves each March, 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 March specifically, along with year-by-year records and how the month has changed over the decades.
