May is one of the warmer months of the year in Beaumont, with average highs near 29.5°C and lows around 20.1°C (mean 24.8°C). It is a relatively wet time of year, averaging 146 mm of rainfall and 78% relative humidity across the period.
May is one of the warmer months of the year in Beaumont. Across 45 years of records, the warmest May in Beaumont was 2022 — when the month averaged 27.4°C — while the coldest was 1993 at 22.1°C. Typical May days reach 29.5°C with nights near 20.1°C. The long-term trend is warming, about 0.3°C per decade.
May is a relatively wet time of year in Beaumont, averaging 146 mm of rainfall. The wettest May on record was 2021 with 371 mm, while the driest was 1998 at 1 mm.
Relative humidity in Beaumont during May averages 78%. The most humid May was 1991 at 88%, and the least humid was 2011 at 65%.
May receives about 5.8 kWh/m²/day of solar energy in Beaumont. The sunniest Mays were 2011 and 2018 at 6.6 kWh/m²/day, and the cloudiest were 1991 and 2024 at 4.7.
Average wind speed in Beaumont during May is 1.7 m/s. The windiest May was 2011 at 2.4 m/s, while the calmest were 1987 and 2023 at 1.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.3°C | 24.5°C | 25.0°C | 25.0°C | 25.2°C | +0.9°C |
| Avg High | 29.2°C | 29.0°C | 29.8°C | 29.8°C | 29.6°C | +0.4°C |
| Avg Low | 19.4°C | 20.0°C | 20.2°C | 20.2°C | 20.9°C | +1.5°C |
| Avg Rain | 145 mm | 135 mm | 107 mm | 148 mm | 224 mm | +79 mm |
May temperatures in Beaumont have risen by about 1.3°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 7.6°C (2013) to a record high of 38.8°C (1998).
Rainfall in May is a relatively wet time of year, averaging 146 mm, with a wettest year of 371 mm.
One of the best times to visit Beaumont
May is one of the best times to visit Beaumont. Expect days averaging 29.5°C and nights around 20.1°C (mean 24.8°C) — warmer than Beaumont's yearly average — with higher rainfall (146 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 29.1°C | 24.9°C | 20.7°C | 33.2°C | 13.2°C | 210 mm | 83% | 1.7 m/s | 5.5 |
| 2024 | 29.3°C | 25.8°C | 22.3°C | 35.3°C | 19.0°C | 363 mm | 87% | 1.7 m/s | 4.7 |
| 2023 | 29.4°C | 24.9°C | 20.5°C | 32.4°C | 13.9°C | 146 mm | 81% | 1.3 m/s | 5.6 |
| 2022 🔥 | 32.7°C | 27.4°C | 22.0°C | 36.4°C | 17.3°C | 97 mm | 73% | 1.9 m/s | 6.4 |
| 2021 🌧️ | 27.9°C | 24.1°C | 20.4°C | 30.5°C | 14.7°C | 371 mm | 84% | 1.9 m/s | 5 |
| 2020 | 28.9°C | 24.3°C | 19.6°C | 33.0°C | 14.0°C | 156 mm | 79% | 1.7 m/s | 6.1 |
| 2019 | 29.2°C | 25.3°C | 21.4°C | 33.5°C | 15.1°C | 262 mm | 83% | 2 m/s | 5.6 |
| 2018 | 32.3°C | 26.7°C | 21.1°C | 35.9°C | 15.7°C | 55 mm | 72% | 1.5 m/s | 6.6 |
| 2017 | 28.5°C | 23.6°C | 18.7°C | 31.2°C | 11.1°C | 225 mm | 77% | 1.8 m/s | 6.1 |
| 2016 | 27.8°C | 23.9°C | 20.1°C | 30.8°C | 12.3°C | 240 mm | 85% | 1.6 m/s | 5.3 |
| 2015 | 27.7°C | 24.5°C | 21.3°C | 30.1°C | 13.3°C | 250 mm | 87% | 1.8 m/s | 4.8 |
| 2014 | 29.2°C | 23.9°C | 18.6°C | 32.4°C | 9.7°C | 154 mm | 72% | 2 m/s | 5.9 |
| 2013 | 28.1°C | 23.3°C | 18.5°C | 32.5°C | 7.6°C | 123 mm | 76% | 1.9 m/s | 6 |
| 2012 | 30.7°C | 25.6°C | 20.5°C | 35.1°C | 16.6°C | 76 mm | 75% | 1.5 m/s | 6.3 |
| 2011 | 31.6°C | 25.9°C | 20.2°C | 37.1°C | 9.9°C | 25 mm | 65% | 2.4 m/s | 6.6 |
| 2010 | 32.6°C | 27.0°C | 21.4°C | 37.0°C | 15.5°C | 71 mm | 70% | 1.7 m/s | 6.3 |
| 2009 | 29.4°C | 24.7°C | 20.0°C | 33.9°C | 12.3°C | 50 mm | 79% | 1.6 m/s | 5.9 |
| 2008 | 30.6°C | 25.5°C | 20.3°C | 34.4°C | 13.6°C | 98 mm | 73% | 2 m/s | 5.8 |
| 2007 | 27.4°C | 23.7°C | 20.0°C | 31.2°C | 13.1°C | 141 mm | 82% | 1.5 m/s | 5.5 |
| 2006 | 30.3°C | 25.1°C | 19.9°C | 33.3°C | 12.3°C | 138 mm | 73% | 1.7 m/s | 6 |
| 2005 | 30.8°C | 24.8°C | 18.8°C | 37.4°C | 9.9°C | 83 mm | 70% | 1.4 m/s | 6.4 |
| 2004 | 28.0°C | 23.9°C | 19.8°C | 34.0°C | 11.2°C | 189 mm | 83% | 1.9 m/s | 5.7 |
| 2003 | 32.2°C | 26.8°C | 21.4°C | 36.4°C | 16.4°C | 7 mm | 72% | 1.8 m/s | 5.5 |
| 2002 | 30.7°C | 25.6°C | 20.4°C | 33.6°C | 11.0°C | 62 mm | 70% | 2 m/s | 5.9 |
| 2001 | 29.9°C | 25.0°C | 20.2°C | 33.0°C | 14.9°C | 95 mm | 76% | 1.8 m/s | 6.3 |
| 2000 | 29.1°C | 25.4°C | 21.6°C | 33.7°C | 15.1°C | 202 mm | 83% | 1.9 m/s | 5.9 |
| 1999 | 30.3°C | 25.3°C | 20.4°C | 33.8°C | 13.5°C | 137 mm | 75% | 1.7 m/s | 5.9 |
| 1998 | 33.6°C | 27.2°C | 20.8°C | 38.8°C | 15.9°C | 1 mm | 69% | 1.7 m/s | 6.4 |
| 1997 | 27.4°C | 23.3°C | 19.1°C | 30.5°C | 12.2°C | 146 mm | 84% | 1.5 m/s | 5.5 |
| 1996 | 31.9°C | 26.7°C | 21.5°C | 35.9°C | 12.9°C | 28 mm | 72% | 2.1 m/s | 6.2 |
| 1995 | 28.9°C | 24.7°C | 20.4°C | 31.6°C | 12.9°C | 200 mm | 83% | 1.8 m/s | 5.6 |
| 1994 | 28.7°C | 24.1°C | 19.6°C | 32.0°C | 13.7°C | 177 mm | 80% | 1.4 m/s | 5.6 |
| 1993 ❄️ | 26.4°C | 22.1°C | 17.9°C | 30.0°C | 10.4°C | 166 mm | 84% | 1.6 m/s | 5.5 |
| 1992 | 26.6°C | 22.6°C | 18.5°C | 30.7°C | 8.2°C | 126 mm | 82% | 1.4 m/s | 5.4 |
| 1991 | 27.9°C | 24.6°C | 21.3°C | 32.8°C | 13.0°C | 225 mm | 88% | 1.7 m/s | 4.7 |
| 1990 | 28.2°C | 24.4°C | 20.6°C | 31.4°C | 13.4°C | 147 mm | 84% | 1.9 m/s | 5.3 |
| 1989 | 29.7°C | 25.1°C | 20.6°C | 32.5°C | 15.0°C | 235 mm | 80% | 1.9 m/s | 5.7 |
| 1988 | 30.4°C | 24.1°C | 17.7°C | 34.0°C | 12.0°C | 21 mm | 67% | 1.7 m/s | 6.3 |
| 1987 | 28.5°C | 24.6°C | 20.6°C | 31.9°C | 18.0°C | 158 mm | 82% | 1.3 m/s | 5.1 |
| 1986 | 28.9°C | 24.2°C | 19.5°C | 32.9°C | 12.4°C | 164 mm | 78% | 1.7 m/s | 5.2 |
| 1985 | 30.4°C | 25.2°C | 19.9°C | 35.9°C | 12.9°C | 75 mm | 72% | 1.6 m/s | 6.1 |
| 1984 | 29.4°C | 24.3°C | 19.3°C | 35.2°C | 10.5°C | 149 mm | 73% | 2 m/s | 5.7 |
| 1983 | 28.3°C | 23.5°C | 18.8°C | 30.5°C | 11.0°C | 227 mm | 79% | 1.8 m/s | — |
| 1982 | 27.9°C | 23.8°C | 19.7°C | 33.3°C | 10.8°C | 144 mm | 81% | 1.7 m/s | — |
| 1981 | 29.1°C | 23.9°C | 18.6°C | 34.6°C | 8.7°C | 134 mm | 74% | 1.8 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 29.5°C with lows near 20.1°C (mean 24.8°C), based on 45 years of NASA POWER data.
May averages 146 mm of rainfall in Beaumont, a relatively wet time of year. The wettest on record was 371 mm in 2021.
The hottest May reached 38.8°C in 1998. The coldest dipped to 7.6°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 1.3°C. Daytime highs moved from 29°C to 29.7°C and overnight lows from 19.3°C to 21.2°C over the same span.
May is one of the warmer months of the year in Beaumont and a relatively wet time of year, so plan for around 29.5°C daytime highs and 20.1°C at night.
Not quite — May is the 8th coolest month in Beaumont, averaging 24.8°C.
For May in Beaumont, pack light layers you can adjust through the day, with typical highs of 29.5°C and lows of 20.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 78% — quite humid.
Average wind speed in May is 1.7 m/s. The windiest May on record averaged 2.4 m/s (2011).
The wettest May on record was 2021 with 371 mm. On average, May sees 146 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 Beaumont 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.
