May is one of the cooler months of the year in Warwick, with average highs near 21.2°C and lows around 9.5°C (mean 15.4°C). It is about average for rainfall, averaging 49 mm of rainfall and 73% relative humidity across the period.
May is one of the cooler months of the year in Warwick. Across 45 years of records, the warmest May in Warwick was 2007 — when the month averaged 17.9°C — while the coldest was 2011 at 13.6°C. Typical May days reach 21.2°C with nights near 9.5°C. The long-term May temperature trend is broadly flat.
May is about average for rainfall in Warwick, averaging 49 mm of rainfall. The wettest May on record was 1996 with 270 mm, while the driest was 2006 at 7 mm.
Relative humidity in Warwick during May averages 73%. The most humid May was 1983 at 88%, and the least humid was 2016 at 57%.
May receives about 3.5 kWh/m²/day of solar energy in Warwick. The sunniest May was 2006 at 4.2 kWh/m²/day, and the cloudiest was 2022 at 2.4.
Average wind speed in Warwick during May is 2.1 m/s. The windiest Mays were 2000 and 2022 at 2.7 m/s, while the calmest were 2006, 2012 and 2017, among others at 1.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.0°C | 15.5°C | 15.4°C | 15.4°C | 15.5°C | +0.5°C |
| Avg High | 20.3°C | 21.1°C | 21.8°C | 21.7°C | 21.2°C | +0.9°C |
| Avg Low | 9.6°C | 10.0°C | 9.1°C | 9.2°C | 9.8°C | +0.2°C |
| Avg Rain | 61 mm | 78 mm | 27 mm | 33 mm | 48 mm | -14 mm |
May temperatures in Warwick have risen by about 0.9°C between 1981–1985 and 2021–2025.
May has ranged from a record low of -1°C (1987) to a record high of 30.3°C (2007).
Rainfall in May is about average for rainfall, averaging 49 mm, with a wettest year of 270 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.3°C per decade while lows rose 0°C per decade, widening the gap between day and night.
A quieter season to visit Warwick
If your dates are flexible, the more temperate months of March and November tend to be the most comfortable for visiting Warwick. That said, May — with days averaging 21.2°C and nights around 9.5°C (mean 15.4°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 | 21.9°C | 16.7°C | 11.5°C | 27.6°C | 6.0°C | 59 mm | 78% | 2.3 m/s | 3.3 |
| 2024 | 22.1°C | 16.3°C | 10.6°C | 24.9°C | 5.8°C | 20 mm | 77% | 2.1 m/s | 3.3 |
| 2023 | 21.2°C | 14.1°C | 7.0°C | 24.7°C | 1.2°C | 43 mm | 64% | 2.1 m/s | 4 |
| 2022 | 19.9°C | 16.1°C | 12.3°C | 25.3°C | 7.0°C | 118 mm | 85% | 2.7 m/s | 2.4 |
| 2021 | 21.1°C | 14.8°C | 8.6°C | 25.1°C | 1.5°C | 33 mm | 75% | 1.9 m/s | 3.6 |
| 2020 | 21.0°C | 14.8°C | 8.7°C | 24.9°C | 2.5°C | 12 mm | 69% | 2.4 m/s | 3.5 |
| 2019 | 22.4°C | 15.9°C | 9.3°C | 26.1°C | 0.0°C | 9 mm | 65% | 2.2 m/s | 3.7 |
| 2018 | 22.9°C | 16.0°C | 9.2°C | 27.1°C | 2.9°C | 9 mm | 63% | 2.2 m/s | 3.9 |
| 2017 | 22.4°C | 16.4°C | 10.5°C | 25.6°C | 3.5°C | 15 mm | 74% | 1.8 m/s | 3.4 |
| 2016 | 25.2°C | 17.8°C | 10.4°C | 28.1°C | 3.5°C | 14 mm | 57% | 1.9 m/s | 4 |
| 2015 | 20.7°C | 14.9°C | 9.0°C | 24.7°C | 1.3°C | 96 mm | 78% | 2.1 m/s | 3.6 |
| 2014 | 21.2°C | 15.5°C | 9.7°C | 25.6°C | 2.9°C | 25 mm | 75% | 2 m/s | 3.5 |
| 2013 | 20.1°C | 14.5°C | 8.9°C | 26.4°C | 3.1°C | 27 mm | 75% | 2.3 m/s | 3.3 |
| 2012 | 21.3°C | 14.7°C | 8.2°C | 25.7°C | 2.4°C | 27 mm | 71% | 1.8 m/s | 3.9 |
| 2011 ❄️ | 19.6°C | 13.6°C | 7.6°C | 24.6°C | 2.6°C | 65 mm | 75% | 2 m/s | 3.7 |
| 2010 | 21.1°C | 15.1°C | 9.2°C | 25.7°C | 5.0°C | 44 mm | 72% | 2 m/s | 3.4 |
| 2009 | 20.4°C | 15.2°C | 9.9°C | 23.6°C | 5.6°C | 93 mm | 76% | 2.3 m/s | 3.3 |
| 2008 | 21.9°C | 15.2°C | 8.6°C | 25.0°C | 3.9°C | 15 mm | 66% | 1.9 m/s | 3.9 |
| 2007 🔥 | 24.3°C | 17.9°C | 11.5°C | 30.3°C | 6.2°C | 9 mm | 68% | 1.9 m/s | 3.6 |
| 2006 | 21.7°C | 14.8°C | 7.9°C | 25.6°C | 2.5°C | 7 mm | 59% | 1.8 m/s | 4.2 |
| 2005 | 22.2°C | 15.7°C | 9.2°C | 28.4°C | 3.3°C | 25 mm | 66% | 2.1 m/s | 3.6 |
| 2004 | 22.0°C | 14.9°C | 7.8°C | 25.3°C | 1.8°C | 13 mm | 63% | 1.8 m/s | 4 |
| 2003 | 21.3°C | 15.4°C | 9.6°C | 28.3°C | 3.8°C | 25 mm | 71% | 2.2 m/s | 3.5 |
| 2002 | 21.6°C | 15.0°C | 8.4°C | 26.0°C | 3.1°C | 14 mm | 65% | 2.1 m/s | 3.7 |
| 2001 | 20.8°C | 14.6°C | 8.4°C | 25.0°C | 2.9°C | 31 mm | 70% | 1.9 m/s | 3.6 |
| 2000 | 21.5°C | 15.6°C | 9.7°C | 27.3°C | -0.2°C | 38 mm | 73% | 2.7 m/s | 3.5 |
| 1999 | 21.7°C | 16.3°C | 10.9°C | 26.1°C | 6.7°C | 36 mm | 78% | 2.3 m/s | 3.1 |
| 1998 | 21.4°C | 15.5°C | 9.7°C | 26.0°C | 2.9°C | 66 mm | 74% | 2.2 m/s | 3.6 |
| 1997 | 21.1°C | 15.6°C | 10.2°C | 24.5°C | 4.7°C | 69 mm | 77% | 2 m/s | 3.2 |
| 1996 🌧️ | 19.2°C | 14.7°C | 10.1°C | 23.8°C | 5.0°C | 270 mm | 85% | 2.4 m/s | 3.2 |
| 1995 | 20.8°C | 15.4°C | 10.0°C | 26.4°C | 3.0°C | 50 mm | 76% | 2.2 m/s | 3.3 |
| 1994 | 22.0°C | 15.0°C | 8.0°C | 25.8°C | 2.6°C | 15 mm | 60% | 1.9 m/s | 3.9 |
| 1993 | 22.1°C | 16.2°C | 10.2°C | 27.4°C | 6.5°C | 40 mm | 73% | 1.9 m/s | 3.6 |
| 1992 | 20.1°C | 14.8°C | 9.4°C | 25.4°C | 3.4°C | 71 mm | 78% | 2 m/s | 3.2 |
| 1991 | 22.2°C | 16.6°C | 11.1°C | 26.9°C | 7.4°C | 44 mm | 75% | 2 m/s | 3.3 |
| 1990 | 20.3°C | 15.2°C | 10.2°C | 24.5°C | 4.6°C | 115 mm | 81% | 2 m/s | 3.5 |
| 1989 | 19.9°C | 15.9°C | 11.9°C | 24.0°C | 5.5°C | 57 mm | 87% | 2.4 m/s | 3 |
| 1988 | 19.3°C | 14.3°C | 9.4°C | 23.1°C | 3.5°C | 20 mm | 84% | 2 m/s | 3.6 |
| 1987 | 20.5°C | 15.1°C | 9.7°C | 24.3°C | -1.0°C | 64 mm | 78% | 2.2 m/s | 3.2 |
| 1986 | 21.5°C | 15.8°C | 10.1°C | 24.9°C | 3.6°C | 74 mm | 75% | 2.1 m/s | 3.5 |
| 1985 | 20.6°C | 15.0°C | 9.5°C | 24.7°C | 3.7°C | 44 mm | 78% | 2.4 m/s | 3.3 |
| 1984 | 20.0°C | 14.0°C | 8.1°C | 22.9°C | 2.4°C | 16 mm | 76% | 1.9 m/s | 3.7 |
| 1983 | 18.7°C | 14.5°C | 10.2°C | 21.3°C | 4.4°C | 195 mm | 88% | 2.5 m/s | — |
| 1982 | 21.8°C | 15.3°C | 8.9°C | 25.0°C | 3.5°C | 23 mm | 66% | 1.9 m/s | — |
| 1981 | 20.7°C | 14.8°C | 8.9°C | 24.5°C | 4.2°C | 59 mm | 73% | 2.6 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 21.2°C with lows near 9.5°C (mean 15.4°C), based on 45 years of NASA POWER data.
May averages 49 mm of rainfall in Warwick, about average for rainfall. The wettest on record was 270 mm in 1996.
The hottest May reached 30.3°C in 2007. The coldest dipped to -1°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 0.9°C. Daytime highs moved from 20.4°C to 21.2°C and overnight lows from 9.1°C to 10°C over the same span.
May is one of the cooler months of the year in Warwick and about average for rainfall, so plan for around 21.2°C daytime highs and 9.5°C at night.
Not quite — May is the 4th coolest month in Warwick, averaging 15.4°C.
For May in Warwick, pack light layers you can adjust through the day, with typical highs of 21.2°C and lows of 9.5°C.
Relative humidity in May averages 73% — moderately humid.
Average wind speed in May is 2.1 m/s. The windiest May on record averaged 2.7 m/s (2000).
The wettest May on record was 1996 with 270 mm. On average, May 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 Warwick 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.
