March is one of the cooler months of the year in Ballymena, with average highs near 8.1°C and lows around 3.9°C (mean 6°C). It is about average for rainfall, averaging 87 mm of rainfall and 88% relative humidity across the period.
March is one of the cooler months of the year in Ballymena. Across 45 years of records, the warmest March in Ballymena was 2012 — when the month averaged 7.9°C — while the coldest was 2013 at 3.1°C. Typical March days reach 8.1°C with nights near 3.9°C. The long-term trend is warming, about 0.2°C per decade.
March is about average for rainfall in Ballymena, averaging 87 mm of rainfall. The wettest March on record was 2006 with 141 mm, while the driest was 2025 at 35 mm.
Relative humidity in Ballymena during March averages 88%. The most humid March was 1991 at 91%, and the least humid was 2013 at 85%.
March receives about 2.2 kWh/m²/day of solar energy in Ballymena. The sunniest March was 2022 at 2.9 kWh/m²/day, and the cloudiest was 1996 at 1.5.
Average wind speed in Ballymena during March is 5.4 m/s. The windiest March was 1994 at 7.4 m/s, while the calmest was 2011 at 3.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 5.4°C | 6.3°C | 6.2°C | 5.8°C | 6.7°C | +1.3°C |
| Avg High | 7.4°C | 8.2°C | 8.3°C | 7.9°C | 8.9°C | +1.5°C |
| Avg Low | 3.4°C | 4.3°C | 4.1°C | 3.7°C | 4.5°C | +1.1°C |
| Avg Rain | 100 mm | 90 mm | 80 mm | 84 mm | 79 mm | -21 mm |
March temperatures in Ballymena have risen by about 1.4°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -2.4°C (1986) to a record high of 15.4°C (2012).
Rainfall in March is about average for rainfall, averaging 87 mm, with a wettest year of 141 mm.
A quieter season to visit Ballymena
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Ballymena. That said, March — with days averaging 8.1°C and nights around 3.9°C (mean 6°C) and higher rainfall (87 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 | 9.9°C | 7.3°C | 4.8°C | 13.8°C | 1.6°C | 35 mm | 88% | 4.5 m/s | 2.4 |
| 2024 | 8.8°C | 6.9°C | 4.9°C | 11.6°C | 2.3°C | 128 mm | 89% | 5.4 m/s | 2.1 |
| 2023 | 8.4°C | 6.4°C | 4.3°C | 12.9°C | -0.3°C | 115 mm | 88% | 4.6 m/s | 2.2 |
| 2022 | 9.6°C | 7.0°C | 4.4°C | 14.9°C | 1.8°C | 57 mm | 87% | 4.5 m/s | 2.9 |
| 2021 | 8.9°C | 6.9°C | 4.9°C | 13.2°C | 1.0°C | 74 mm | 90% | 5.1 m/s | 2.1 |
| 2020 | 7.8°C | 5.6°C | 3.4°C | 11.6°C | 1.1°C | 65 mm | 88% | 5.6 m/s | 2.4 |
| 2019 | 8.8°C | 6.7°C | 4.6°C | 12.7°C | 1.8°C | 126 mm | 89% | 5.8 m/s | 2.2 |
| 2018 | 6.1°C | 4.2°C | 2.2°C | 8.8°C | -1.6°C | 87 mm | 88% | 5.4 m/s | 2.1 |
| 2017 | 9.3°C | 6.9°C | 4.6°C | 12.3°C | 1.6°C | 99 mm | 88% | 4.6 m/s | 2.5 |
| 2016 | 7.8°C | 5.7°C | 3.6°C | 10.8°C | 1.1°C | 80 mm | 89% | 4.3 m/s | 2.5 |
| 2015 | 8.0°C | 5.6°C | 3.3°C | 11.9°C | 0.3°C | 89 mm | 87% | 6 m/s | 2.5 |
| 2014 | 8.5°C | 6.3°C | 4.0°C | 11.6°C | 0.9°C | 82 mm | 90% | 5.5 m/s | 2.2 |
| 2013 ❄️ | 4.6°C | 3.1°C | 1.5°C | 8.1°C | -1.3°C | 74 mm | 85% | 5.6 m/s | 1.9 |
| 2012 🔥 | 10.2°C | 7.9°C | 5.6°C | 15.4°C | 2.6°C | 38 mm | 89% | 4.3 m/s | 2.4 |
| 2011 | 8.4°C | 6.1°C | 3.9°C | 12.6°C | 0.7°C | 55 mm | 89% | 3.7 m/s | 2.5 |
| 2010 | 7.5°C | 5.3°C | 3.2°C | 10.4°C | 0.6°C | 109 mm | 87% | 4.4 m/s | 2.4 |
| 2009 | 8.5°C | 6.3°C | 4.2°C | 12.1°C | 0.8°C | 75 mm | 89% | 5.7 m/s | 2.5 |
| 2008 | 7.5°C | 5.6°C | 3.6°C | 10.4°C | 1.4°C | 123 mm | 86% | 6.4 m/s | 2.3 |
| 2007 | 8.6°C | 6.3°C | 3.9°C | 11.3°C | 1.2°C | 82 mm | 89% | 5.7 m/s | 2.4 |
| 2006 🌧️ | 7.0°C | 5.0°C | 3.1°C | 12.1°C | -0.3°C | 141 mm | 87% | 5 m/s | 2.1 |
| 2005 | 9.1°C | 7.4°C | 5.7°C | 13.2°C | 1.2°C | 72 mm | 89% | 5 m/s | 2.1 |
| 2004 | 8.4°C | 6.2°C | 4.1°C | 12.8°C | 0.3°C | 69 mm | 88% | 5.7 m/s | 2.4 |
| 2003 | 9.6°C | 7.0°C | 4.3°C | 12.5°C | 1.5°C | 43 mm | 89% | 4.5 m/s | 2.6 |
| 2002 | 8.9°C | 6.7°C | 4.4°C | 11.9°C | 1.4°C | 71 mm | 89% | 5.5 m/s | 2.3 |
| 2001 | 6.2°C | 4.5°C | 2.7°C | 10.8°C | -1.4°C | 64 mm | 87% | 5.1 m/s | 2.1 |
| 2000 | 8.7°C | 6.8°C | 4.9°C | 11.9°C | 1.1°C | 64 mm | 90% | 4.8 m/s | 2.2 |
| 1999 | 8.2°C | 6.1°C | 4.0°C | 12.2°C | 0.8°C | 75 mm | 88% | 5.4 m/s | 2.4 |
| 1998 | 9.2°C | 7.2°C | 5.2°C | 12.0°C | 1.6°C | 99 mm | 90% | 4.9 m/s | 1.9 |
| 1997 | 9.3°C | 7.1°C | 4.9°C | 12.2°C | 1.0°C | 71 mm | 90% | 5.5 m/s | 2.2 |
| 1996 | 6.4°C | 4.8°C | 3.2°C | 9.0°C | 0.5°C | 65 mm | 87% | 5 m/s | 1.5 |
| 1995 | 6.6°C | 4.6°C | 2.6°C | 11.0°C | -1.1°C | 114 mm | 88% | 6.3 m/s | 1.9 |
| 1994 | 7.9°C | 5.8°C | 3.7°C | 11.4°C | 1.9°C | 102 mm | 88% | 7.4 m/s | 2 |
| 1993 | 8.2°C | 6.2°C | 4.1°C | 12.2°C | 0.6°C | 71 mm | 89% | 5.6 m/s | 2 |
| 1992 | 8.6°C | 6.7°C | 4.7°C | 11.5°C | 2.3°C | 131 mm | 89% | 6.5 m/s | 2.1 |
| 1991 | 8.7°C | 6.7°C | 4.7°C | 12.2°C | 1.2°C | 96 mm | 91% | 4.2 m/s | 1.9 |
| 1990 | 9.3°C | 7.4°C | 5.5°C | 12.8°C | 1.2°C | 77 mm | 88% | 7.1 m/s | 1.9 |
| 1989 | 8.2°C | 6.0°C | 3.7°C | 11.3°C | 0.1°C | 109 mm | 88% | 6.2 m/s | 2 |
| 1988 | 7.9°C | 6.0°C | 4.1°C | 11.4°C | 0.7°C | 111 mm | 89% | 5.5 m/s | 2 |
| 1987 | 6.4°C | 4.5°C | 2.6°C | 11.1°C | -0.2°C | 104 mm | 87% | 5.8 m/s | 2.3 |
| 1986 | 6.8°C | 4.7°C | 2.6°C | 11.0°C | -2.4°C | 102 mm | 89% | 6.5 m/s | 2.3 |
| 1985 | 6.6°C | 4.8°C | 2.9°C | 11.4°C | 0.2°C | 82 mm | 87% | 5.3 m/s | 1.8 |
| 1984 | 6.3°C | 4.6°C | 2.8°C | 10.1°C | 0.4°C | 61 mm | 86% | 4.1 m/s | 2.2 |
| 1983 | 8.1°C | 6.2°C | 4.2°C | 11.7°C | 1.5°C | 101 mm | 89% | 5.8 m/s | — |
| 1982 | 7.6°C | 5.5°C | 3.5°C | 11.9°C | 1.0°C | 105 mm | 87% | 5.7 m/s | — |
| 1981 | 8.5°C | 6.5°C | 4.5°C | 12.6°C | 0.9°C | 121 mm | 88% | 5.3 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 8.1°C with lows near 3.9°C (mean 6°C), based on 45 years of NASA POWER data.
March averages 87 mm of rainfall in Ballymena, about average for rainfall. The wettest on record was 141 mm in 2006.
The hottest March reached 15.4°C in 2012. The coldest dipped to -2.4°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1.4°C. Daytime highs moved from 7.4°C to 9.1°C and overnight lows from 3.6°C to 4.7°C over the same span.
March is one of the cooler months of the year in Ballymena and about average for rainfall, so plan for around 8.1°C daytime highs and 3.9°C at night.
Not quite — March is the 4th coolest month in Ballymena, averaging 6°C.
For March in Ballymena, pack warm layers and a jacket for chilly mornings, with typical highs of 8.1°C and lows of 3.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 88% — quite humid.
Average wind speed in March is 5.4 m/s. The windiest March on record averaged 7.4 m/s (1994).
The wettest March on record was 2006 with 141 mm. On average, March sees 87 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 Ballymena 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.
