March is one of the warmer months of the year in Ayr, with average highs near 29°C and lows around 25.4°C (mean 27.2°C). It is a relatively wet time of year, averaging 110 mm of rainfall and 77% relative humidity across the period.
March is one of the warmer months of the year in Ayr. Across 45 years of records, the warmest March in Ayr was 2022 — when the month averaged 28.7°C — while the coldest were 1991 and 1997 at 25.7°C. Typical March days reach 29°C with nights near 25.4°C. The long-term trend is warming, about 0.2°C per decade.
March is a relatively wet time of year in Ayr, averaging 110 mm of rainfall. The wettest March on record was 1990 with 428 mm, while the driest was 1993 at 15 mm.
Relative humidity in Ayr during March averages 77%. The most humid March was 2011 at 84%, and the least humid was 1993 at 68%.
March receives about 5.6 kWh/m²/day of solar energy in Ayr. The sunniest Marchs were 1992 and 1993 at 6.4 kWh/m²/day, and the cloudiest was 2012 at 4.6.
Average wind speed in Ayr during March is 5 m/s. The windiest March was 1986 at 6.2 m/s, while the calmest were 2001, 2019 and 2023 at 4.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.9°C | 27.0°C | 27.1°C | 27.3°C | 27.8°C | +0.9°C |
| Avg High | 28.7°C | 28.9°C | 29.0°C | 28.9°C | 29.5°C | +0.8°C |
| Avg Low | 25.2°C | 25.1°C | 25.2°C | 25.7°C | 26.2°C | +1°C |
| Avg Rain | 101 mm | 113 mm | 68 mm | 174 mm | 80 mm | -21 mm |
March temperatures in Ayr have risen by about 0.8°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 20.3°C (1981) to a record high of 35.6°C (1993).
Rainfall in March is a relatively wet time of year, averaging 110 mm, with a wettest year of 428 mm.
A quieter season to visit Ayr
If your dates are flexible, the more temperate months of August and June tend to be the most comfortable for visiting Ayr. That said, March — with days averaging 29°C and nights around 25.4°C (mean 27.2°C) and higher rainfall (110 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 29.0°C | 27.7°C | 26.4°C | 31.6°C | 24.8°C | 198 mm | 83% | 4.5 m/s | 4.9 |
| 2024 | 29.7°C | 28.0°C | 26.3°C | 31.4°C | 24.4°C | 57 mm | 79% | 5.6 m/s | 5.4 |
| 2023 | 29.5°C | 27.9°C | 26.3°C | 31.0°C | 24.6°C | 45 mm | 77% | 4.3 m/s | 6.1 |
| 2022 🔥 | 30.7°C | 28.7°C | 26.7°C | 33.7°C | 24.5°C | 34 mm | 75% | 4.6 m/s | 6.1 |
| 2021 | 28.8°C | 27.2°C | 25.7°C | 31.1°C | 24.3°C | 79 mm | 80% | 4.6 m/s | 5.9 |
| 2020 | 29.1°C | 27.3°C | 25.5°C | 31.9°C | 22.9°C | 69 mm | 77% | 5.1 m/s | 5.7 |
| 2019 | 28.7°C | 27.3°C | 26.0°C | 29.6°C | 24.5°C | 143 mm | 82% | 4.3 m/s | 5.3 |
| 2018 | 28.7°C | 27.1°C | 25.5°C | 30.1°C | 23.9°C | 136 mm | 79% | 5.4 m/s | 5.4 |
| 2017 | 30.0°C | 28.3°C | 26.7°C | 31.7°C | 23.7°C | 193 mm | 79% | 4.5 m/s | 5.2 |
| 2016 | 29.2°C | 27.8°C | 26.3°C | 32.4°C | 25.0°C | 164 mm | 79% | 4.7 m/s | 5.2 |
| 2015 | 30.0°C | 28.3°C | 26.5°C | 31.1°C | 25.3°C | 28 mm | 73% | 4.9 m/s | 6.1 |
| 2014 | 28.2°C | 26.5°C | 24.8°C | 29.5°C | 23.4°C | 107 mm | 78% | 5.3 m/s | 5 |
| 2013 | 28.7°C | 26.8°C | 24.9°C | 31.3°C | 22.7°C | 107 mm | 79% | 5.1 m/s | 5.6 |
| 2012 | 28.3°C | 26.9°C | 25.5°C | 30.4°C | 22.1°C | 394 mm | 82% | 4.9 m/s | 4.6 |
| 2011 | 28.0°C | 26.9°C | 25.8°C | 30.2°C | 24.6°C | 331 mm | 84% | 4.6 m/s | 4.7 |
| 2010 | 28.7°C | 27.0°C | 25.3°C | 31.6°C | 22.9°C | 133 mm | 79% | 5.5 m/s | 5 |
| 2009 | 28.4°C | 26.4°C | 24.5°C | 29.7°C | 22.9°C | 49 mm | 80% | 4.8 m/s | 5.7 |
| 2008 | 27.6°C | 25.8°C | 23.9°C | 28.8°C | 22.7°C | 53 mm | 80% | 5.7 m/s | 5.5 |
| 2007 | 29.1°C | 27.2°C | 25.2°C | 31.1°C | 24.1°C | 44 mm | 78% | 4.7 m/s | 5.9 |
| 2006 | 29.1°C | 27.4°C | 25.7°C | 30.8°C | 24.1°C | 157 mm | 78% | 5.5 m/s | 5.1 |
| 2005 | 29.7°C | 27.8°C | 25.9°C | 32.6°C | 25.2°C | 33 mm | 73% | 5.2 m/s | 5.7 |
| 2004 | 29.9°C | 27.9°C | 25.8°C | 32.2°C | 24.0°C | 78 mm | 74% | 5.8 m/s | 5.8 |
| 2003 | 28.7°C | 26.9°C | 25.1°C | 30.5°C | 23.2°C | 61 mm | 76% | 5 m/s | 5.8 |
| 2002 | 29.8°C | 27.7°C | 25.6°C | 32.2°C | 22.5°C | 38 mm | 69% | 5.1 m/s | 6.3 |
| 2001 | 30.1°C | 28.2°C | 26.4°C | 32.4°C | 24.8°C | 53 mm | 74% | 4.3 m/s | 5.9 |
| 2000 | 27.6°C | 26.0°C | 24.4°C | 29.2°C | 23.0°C | 111 mm | 80% | 5 m/s | 5.7 |
| 1999 | 28.5°C | 27.0°C | 25.6°C | 29.6°C | 24.0°C | 129 mm | 81% | 5.1 m/s | 5 |
| 1998 | 29.5°C | 27.7°C | 25.9°C | 30.3°C | 25.2°C | 57 mm | 74% | 4.8 m/s | 5.7 |
| 1997 | 27.5°C | 25.7°C | 23.8°C | 29.9°C | 21.8°C | 252 mm | 83% | 6 m/s | 5 |
| 1996 | 29.2°C | 27.2°C | 25.3°C | 31.2°C | 24.1°C | 48 mm | 73% | 5.9 m/s | 5.7 |
| 1995 | 29.6°C | 27.7°C | 25.8°C | 33.1°C | 24.3°C | 36 mm | 76% | 4.7 m/s | 5.9 |
| 1994 | 28.4°C | 26.5°C | 24.7°C | 30.7°C | 22.1°C | 112 mm | 77% | 5.6 m/s | 5.6 |
| 1993 | 30.3°C | 27.9°C | 25.5°C | 35.6°C | 23.1°C | 15 mm | 68% | 4.4 m/s | 6.4 |
| 1992 | 29.8°C | 27.5°C | 25.3°C | 33.8°C | 24.1°C | 27 mm | 72% | 4.4 m/s | 6.4 |
| 1991 ❄️ | 27.6°C | 25.7°C | 23.7°C | 28.4°C | 22.7°C | 21 mm | 80% | 4.9 m/s | 6.2 |
| 1990 🌧️ | 28.9°C | 27.2°C | 25.4°C | 33.0°C | 24.4°C | 428 mm | 79% | 5.3 m/s | 4.9 |
| 1989 | 28.1°C | 26.7°C | 25.2°C | 29.4°C | 24.1°C | 195 mm | 81% | 5.1 m/s | 5.2 |
| 1988 | 27.8°C | 26.3°C | 24.8°C | 30.2°C | 23.4°C | 62 mm | 81% | 5.6 m/s | 5.2 |
| 1987 | 29.2°C | 27.4°C | 25.6°C | 30.1°C | 24.4°C | 87 mm | 74% | 4.6 m/s | 6.3 |
| 1986 | 28.8°C | 26.7°C | 24.6°C | 30.0°C | 23.2°C | 34 mm | 73% | 6.2 m/s | 6.1 |
| 1985 | 28.1°C | 26.5°C | 24.9°C | 30.4°C | 22.4°C | 176 mm | 79% | 5.4 m/s | 5.1 |
| 1984 | 28.2°C | 26.5°C | 24.8°C | 29.1°C | 23.3°C | 74 mm | 76% | 4.5 m/s | 5.9 |
| 1983 | 29.7°C | 27.8°C | 25.8°C | 34.5°C | 22.5°C | 123 mm | 75% | 5 m/s | — |
| 1982 | 29.6°C | 27.9°C | 26.1°C | 33.1°C | 23.9°C | 118 mm | 75% | 5 m/s | — |
| 1981 | 28.8°C | 26.7°C | 24.6°C | 31.2°C | 20.3°C | 41 mm | 77% | 4.4 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 29°C with lows near 25.4°C (mean 27.2°C), based on 45 years of NASA POWER data.
March averages 110 mm of rainfall in Ayr, a relatively wet time of year. The wettest on record was 428 mm in 1990.
The hottest March reached 35.6°C in 1993. The coldest dipped to 20.3°C in 1981.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 0.8°C. Daytime highs moved from 28.9°C to 29.5°C and overnight lows from 25.2°C to 26.3°C over the same span.
March is one of the warmer months of the year in Ayr and a relatively wet time of year, so plan for around 29°C daytime highs and 25.4°C at night.
Not quite — March is the 9th coolest month in Ayr, averaging 27.2°C.
For March in Ayr, pack light layers you can adjust through the day, with typical highs of 29°C and lows of 25.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 77% — quite humid.
Average wind speed in March is 5 m/s. The windiest March on record averaged 6.2 m/s (1986).
The wettest March on record was 1990 with 428 mm. On average, March sees 110 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 Ayr 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.
