May is one of the warmer months of the year in Saint Andrews, with average highs near 11.5°C and lows around 7.1°C (mean 9.3°C). It is one of the drier months, averaging 58 mm of rainfall and 85% relative humidity across the period.
May is one of the warmer months of the year in Saint Andrews. Across 45 years of records, the warmest May in Saint Andrews was 2024 — when the month averaged 11.5°C — while the coldest was 1996 at 7.2°C. Typical May days reach 11.5°C with nights near 7.1°C. The long-term trend is warming, about 0.4°C per decade.
May is one of the drier months in Saint Andrews, averaging 58 mm of rainfall. The wettest May on record was 2021 with 111 mm, while the driest was 1994 at 18 mm.
Relative humidity in Saint Andrews during May averages 85%. The most humid May was 2024 at 91%, and the least humid was 2025 at 81%.
May receives about 4.6 kWh/m²/day of solar energy in Saint Andrews. The sunniest May was 2025 at 5.9 kWh/m²/day, and the cloudiest was 1986 at 3.9.
Average wind speed in Saint Andrews during May is 3.8 m/s. The windiest Mays were 1986 and 2011 at 5.2 m/s, while the calmest was 2023 at 2.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 8.7°C | 8.9°C | 9.6°C | 9.3°C | 10.2°C | +1.5°C |
| Avg High | 10.9°C | 11.0°C | 11.8°C | 11.5°C | 12.5°C | +1.6°C |
| Avg Low | 6.5°C | 6.7°C | 7.4°C | 7.1°C | 8.0°C | +1.5°C |
| Avg Rain | 58 mm | 52 mm | 60 mm | 60 mm | 62 mm | +4 mm |
May temperatures in Saint Andrews have risen by about 1.8°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 1.1°C (1997) to a record high of 19.3°C (2010).
Rainfall in May is one of the drier months, averaging 58 mm, with a wettest year of 111 mm.
A good time to visit Saint Andrews
May is a good time to visit Saint Andrews, with days averaging 11.5°C and nights around 7.1°C (mean 9.3°C, close to Saint Andrews's yearly average) and moderate rainfall. July and August are marginally more temperate, but May still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 13.7°C | 10.9°C | 8.0°C | 16.5°C | 4.4°C | 37 mm | 81% | 3.9 m/s | 5.9 |
| 2024 🔥 | 13.4°C | 11.5°C | 9.7°C | 16.6°C | 7.3°C | 80 mm | 91% | 3.1 m/s | 4.2 |
| 2023 | 12.5°C | 10.3°C | 8.0°C | 16.0°C | 3.9°C | 48 mm | 87% | 2.7 m/s | 4.5 |
| 2022 | 12.4°C | 10.3°C | 8.2°C | 14.5°C | 6.1°C | 59 mm | 86% | 4.2 m/s | 4.2 |
| 2021 🌧️ | 10.3°C | 8.4°C | 6.5°C | 14.1°C | 1.6°C | 111 mm | 86% | 3.5 m/s | 4 |
| 2020 | 12.6°C | 10.0°C | 7.4°C | 18.6°C | 2.8°C | 36 mm | 81% | 3.8 m/s | 5.2 |
| 2019 | 11.5°C | 9.3°C | 7.2°C | 16.0°C | 2.9°C | 96 mm | 81% | 3.3 m/s | 4.4 |
| 2018 | 12.7°C | 10.3°C | 7.8°C | 15.5°C | 3.4°C | 37 mm | 87% | 3.3 m/s | 5.1 |
| 2017 | 12.7°C | 10.4°C | 8.1°C | 18.3°C | 5.4°C | 39 mm | 85% | 3.7 m/s | 5 |
| 2016 | 11.6°C | 9.5°C | 7.4°C | 13.8°C | 4.0°C | 37 mm | 86% | 4.1 m/s | 4.9 |
| 2015 | 10.6°C | 8.4°C | 6.1°C | 13.3°C | 1.8°C | 90 mm | 81% | 4.8 m/s | 4.5 |
| 2014 | 11.9°C | 10.0°C | 8.1°C | 14.7°C | 4.5°C | 51 mm | 86% | 3.4 m/s | 4.1 |
| 2013 | 11.1°C | 8.7°C | 6.4°C | 16.7°C | 3.4°C | 55 mm | 85% | 4.6 m/s | 4.2 |
| 2012 | 10.4°C | 8.3°C | 6.3°C | 16.7°C | 2.5°C | 67 mm | 85% | 3.5 m/s | 4.8 |
| 2011 | 11.8°C | 9.7°C | 7.6°C | 13.6°C | 5.8°C | 79 mm | 84% | 5.2 m/s | 4.6 |
| 2010 | 11.1°C | 8.7°C | 6.3°C | 19.3°C | 2.2°C | 52 mm | 82% | 3 m/s | 4.7 |
| 2009 | 11.8°C | 9.6°C | 7.3°C | 15.6°C | 4.8°C | 66 mm | 85% | 4.6 m/s | 4.9 |
| 2008 | 12.1°C | 10.2°C | 8.3°C | 16.1°C | 5.6°C | 43 mm | 85% | 3.6 m/s | 4.7 |
| 2007 | 11.4°C | 9.3°C | 7.3°C | 13.8°C | 4.6°C | 69 mm | 84% | 4.3 m/s | 4.4 |
| 2006 | 11.2°C | 8.9°C | 6.6°C | 14.8°C | 4.2°C | 66 mm | 84% | 4.1 m/s | 4.6 |
| 2005 | 11.2°C | 9.0°C | 6.7°C | 14.2°C | 3.2°C | 77 mm | 83% | 3.9 m/s | 4.5 |
| 2004 | 12.5°C | 10.2°C | 7.8°C | 15.6°C | 5.1°C | 32 mm | 84% | 3.3 m/s | 4.8 |
| 2003 | 11.7°C | 9.7°C | 7.7°C | 16.0°C | 5.2°C | 78 mm | 86% | 4.3 m/s | 4.2 |
| 2002 | 11.7°C | 9.7°C | 7.6°C | 15.4°C | 4.0°C | 67 mm | 87% | 4.2 m/s | 4.1 |
| 2001 | 12.5°C | 10.0°C | 7.5°C | 18.3°C | 3.9°C | 22 mm | 85% | 3 m/s | 5 |
| 2000 | 11.4°C | 9.2°C | 7.0°C | 15.4°C | 4.4°C | 75 mm | 86% | 3.2 m/s | 4.8 |
| 1999 | 11.3°C | 9.5°C | 7.6°C | 14.5°C | 5.7°C | 62 mm | 87% | 3.9 m/s | 4.4 |
| 1998 | 12.0°C | 9.8°C | 7.5°C | 15.0°C | 4.7°C | 47 mm | 86% | 3.8 m/s | 4.9 |
| 1997 | 10.6°C | 8.6°C | 6.5°C | 16.2°C | 1.1°C | 103 mm | 87% | 3.9 m/s | 4.5 |
| 1996 ❄️ | 9.3°C | 7.2°C | 5.2°C | 13.1°C | 2.0°C | 47 mm | 83% | 4.5 m/s | 4.4 |
| 1995 | 11.0°C | 8.6°C | 6.3°C | 15.6°C | 1.8°C | 48 mm | 83% | 3.5 m/s | 4.6 |
| 1994 | 10.1°C | 8.0°C | 6.0°C | 13.3°C | 3.9°C | 18 mm | 82% | 4.6 m/s | 4.8 |
| 1993 | 10.5°C | 8.5°C | 6.4°C | 13.9°C | 3.6°C | 98 mm | 87% | 4 m/s | 4.1 |
| 1992 | 11.8°C | 9.6°C | 7.5°C | 14.6°C | 3.1°C | 35 mm | 86% | 4.5 m/s | 5.2 |
| 1991 | 11.7°C | 9.2°C | 6.7°C | 15.9°C | 3.6°C | 31 mm | 83% | 3.5 m/s | 4.4 |
| 1990 | 12.0°C | 9.8°C | 7.6°C | 18.2°C | 4.7°C | 31 mm | 84% | 2.8 m/s | 4.4 |
| 1989 | 12.0°C | 9.5°C | 7.0°C | 14.7°C | 3.8°C | 29 mm | 83% | 3.8 m/s | 4.7 |
| 1988 | 11.1°C | 9.2°C | 7.2°C | 15.1°C | 4.4°C | 51 mm | 87% | 3.5 m/s | 4.4 |
| 1987 | 10.3°C | 7.9°C | 5.5°C | 13.5°C | 2.7°C | 66 mm | 83% | 4.2 m/s | 4.5 |
| 1986 | 10.8°C | 8.7°C | 6.7°C | 15.2°C | 4.9°C | 103 mm | 87% | 5.2 m/s | 3.9 |
| 1985 | 10.7°C | 8.5°C | 6.3°C | 15.5°C | 2.8°C | 74 mm | 86% | 3.9 m/s | 4.1 |
| 1984 | 10.9°C | 8.5°C | 6.0°C | 14.5°C | 2.6°C | 19 mm | 82% | 3.4 m/s | 4.9 |
| 1983 | 9.6°C | 7.8°C | 6.1°C | 11.8°C | 3.4°C | 79 mm | 89% | 3.9 m/s | — |
| 1982 | 11.1°C | 8.5°C | 6.0°C | 16.5°C | 1.6°C | 42 mm | 84% | 3.5 m/s | — |
| 1981 | 11.4°C | 9.4°C | 7.4°C | 14.7°C | 1.7°C | 62 mm | 88% | 3.9 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 11.5°C with lows near 7.1°C (mean 9.3°C), based on 45 years of NASA POWER data.
May averages 58 mm of rainfall in Saint Andrews, one of the drier months. The wettest on record was 111 mm in 2021.
The hottest May reached 19.3°C in 2010. The coldest dipped to 1.1°C in 1997.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 1.8°C. Daytime highs moved from 10.7°C to 12.5°C and overnight lows from 6.4°C to 8.1°C over the same span.
May is one of the warmer months of the year in Saint Andrews and one of the drier months, so plan for around 11.5°C daytime highs and 7.1°C at night.
Not quite — May is the 7th coolest month in Saint Andrews, averaging 9.3°C.
For May in Saint Andrews, pack warm layers and a jacket for chilly mornings, with typical highs of 11.5°C and lows of 7.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 85% — quite humid.
Average wind speed in May is 3.8 m/s. The windiest May on record averaged 5.2 m/s (1986).
The wettest May on record was 2021 with 111 mm. On average, May sees 58 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 Saint Andrews behaves each May, 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 May specifically, along with year-by-year records and how the month has changed over the decades.
