May is one of the warmer months of the year in Ras Tanura, with average highs near 37.3°C and lows around 25.8°C (mean 31.6°C). It is about average for rainfall, averaging 1 mm of rainfall and 41% relative humidity across the period.
May is one of the warmer months of the year in Ras Tanura. Across 45 years of records, the warmest May in Ras Tanura was 2021 — when the month averaged 33.6°C — while the coldest was 1991 at 29°C. Typical May days reach 37.3°C with nights near 25.8°C. The long-term trend is warming, about 0.5°C per decade.
May is about average for rainfall in Ras Tanura, averaging 1 mm of rainfall. The wettest May on record was 2024 with 16 mm, while the driest were 2021, 2023 and 2025, among others at 0 mm.
Relative humidity in Ras Tanura during May averages 41%. The most humid May was 1992 at 49%, and the least humid was 2025 at 35%.
May receives about 6.4 kWh/m²/day of solar energy in Ras Tanura. The sunniest May was 1999 at 7 kWh/m²/day, and the cloudiest was 1987 at 5.4.
Average wind speed in Ras Tanura during May is 3.5 m/s. The windiest May was 2022 at 4.7 m/s, while the calmest were 1987 and 1997 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 30.8°C | 30.9°C | 31.9°C | 32.1°C | 32.1°C | +1.3°C |
| Avg High | 36.5°C | 36.7°C | 37.7°C | 37.9°C | 37.8°C | +1.3°C |
| Avg Low | 25.2°C | 25.0°C | 26.1°C | 26.4°C | 26.4°C | +1.2°C |
| Avg Rain | 2 mm | 1 mm | 0 mm | 0 mm | 3 mm | +1 mm |
May temperatures in Ras Tanura have risen by about 1.8°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 19.2°C (1984) to a record high of 46°C (2009).
Rainfall in May is about average for rainfall, averaging 1 mm, with a wettest year of 16 mm.
A good time to visit Ras Tanura
May is a good time to visit Ras Tanura, with days averaging 37.3°C and nights around 25.8°C (mean 31.6°C, warmer than Ras Tanura's yearly average) and low rainfall. March and December 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 | 39.1°C | 33.2°C | 27.2°C | 43.7°C | 24.4°C | 0 mm | 35% | 3.7 m/s | 6.8 |
| 2024 🌧️ | 37.1°C | 31.7°C | 26.2°C | 42.6°C | 21.9°C | 16 mm | 47% | 4 m/s | 6.5 |
| 2023 | 37.2°C | 31.7°C | 26.3°C | 43.4°C | 20.9°C | 0 mm | 42% | 3.5 m/s | 6.2 |
| 2022 | 36.3°C | 30.8°C | 25.3°C | 42.2°C | 22.1°C | 1 mm | 38% | 4.7 m/s | 6.3 |
| 2021 🔥 | 39.5°C | 33.6°C | 27.6°C | 44.0°C | 24.2°C | 0 mm | 36% | 3.1 m/s | 6.9 |
| 2020 | 37.3°C | 31.5°C | 25.8°C | 42.3°C | 23.5°C | 1 mm | 41% | 3.5 m/s | 6.6 |
| 2019 | 37.9°C | 32.1°C | 26.3°C | 43.9°C | 22.5°C | 0 mm | 39% | 2.9 m/s | 6.3 |
| 2018 | 37.6°C | 31.8°C | 26.0°C | 43.0°C | 23.7°C | 0 mm | 40% | 2.9 m/s | 6.1 |
| 2017 | 38.4°C | 32.8°C | 27.3°C | 42.1°C | 25.3°C | 0 mm | 39% | 4.2 m/s | 6.5 |
| 2016 | 37.8°C | 32.1°C | 26.3°C | 44.8°C | 22.0°C | 0 mm | 42% | 4.1 m/s | 6.7 |
| 2015 | 38.4°C | 32.5°C | 26.7°C | 42.8°C | 22.7°C | 0 mm | 39% | 3.6 m/s | 6.4 |
| 2014 | 38.2°C | 32.3°C | 26.5°C | 44.1°C | 22.8°C | 0 mm | 42% | 3.1 m/s | 6.7 |
| 2013 | 36.1°C | 30.6°C | 25.1°C | 41.2°C | 22.0°C | 1 mm | 46% | 3.7 m/s | 6.5 |
| 2012 | 38.8°C | 32.9°C | 27.1°C | 42.4°C | 24.5°C | 0 mm | 38% | 3.7 m/s | 6.3 |
| 2011 | 38.1°C | 32.4°C | 26.7°C | 44.6°C | 21.7°C | 0 mm | 39% | 3.6 m/s | 6.5 |
| 2010 | 37.3°C | 31.8°C | 26.3°C | 42.7°C | 22.2°C | 1 mm | 41% | 3.4 m/s | 6.3 |
| 2009 | 38.4°C | 32.5°C | 26.5°C | 46.0°C | 22.0°C | 0 mm | 39% | 3.7 m/s | 6.6 |
| 2008 | 38.0°C | 32.0°C | 26.1°C | 43.9°C | 23.1°C | 0 mm | 40% | 3.4 m/s | 6.4 |
| 2007 | 38.2°C | 32.3°C | 26.4°C | 43.7°C | 24.0°C | 0 mm | 42% | 3 m/s | 6.7 |
| 2006 | 38.1°C | 32.7°C | 27.3°C | 41.4°C | 24.8°C | 0 mm | 37% | 3.6 m/s | 6.7 |
| 2005 | 37.4°C | 31.4°C | 25.5°C | 41.9°C | 20.3°C | 0 mm | 39% | 3 m/s | 6.5 |
| 2004 | 36.8°C | 30.9°C | 25.1°C | 42.7°C | 21.8°C | 0 mm | 38% | 4.1 m/s | 6.8 |
| 2003 | 37.3°C | 31.5°C | 25.8°C | 41.9°C | 21.7°C | 0 mm | 36% | 3.2 m/s | 6.4 |
| 2002 | 38.2°C | 32.1°C | 26.0°C | 45.2°C | 22.4°C | 0 mm | 42% | 3.5 m/s | 6.9 |
| 2001 | 37.6°C | 31.7°C | 25.8°C | 42.3°C | 22.6°C | 1 mm | 41% | 4.1 m/s | 6.9 |
| 2000 | 37.5°C | 31.9°C | 26.2°C | 41.1°C | 24.2°C | 0 mm | 37% | 3.8 m/s | 6.8 |
| 1999 | 38.0°C | 31.8°C | 25.7°C | 44.4°C | 22.7°C | 0 mm | 37% | 3.4 m/s | 7 |
| 1998 | 37.9°C | 31.7°C | 25.5°C | 43.8°C | 21.9°C | 0 mm | 44% | 2.9 m/s | 6.3 |
| 1997 | 36.8°C | 31.2°C | 25.5°C | 42.5°C | 21.7°C | 1 mm | 38% | 2.6 m/s | 6.2 |
| 1996 | 37.9°C | 31.9°C | 26.0°C | 41.1°C | 21.9°C | 0 mm | 42% | 2.7 m/s | 6.3 |
| 1995 | 36.7°C | 30.7°C | 24.7°C | 42.2°C | 21.4°C | 0 mm | 42% | 2.9 m/s | 6.6 |
| 1994 | 36.6°C | 31.3°C | 25.9°C | 43.2°C | 22.4°C | 4 mm | 40% | 3.4 m/s | 5.8 |
| 1993 | 35.5°C | 30.0°C | 24.5°C | 38.4°C | 20.5°C | 1 mm | 47% | 3.9 m/s | 6.1 |
| 1992 | 35.6°C | 29.8°C | 24.0°C | 42.4°C | 21.6°C | 0 mm | 49% | 3.5 m/s | 5.6 |
| 1991 ❄️ | 34.5°C | 29.0°C | 23.4°C | 40.3°C | 20.1°C | 0 mm | 35% | 4.1 m/s | 6.4 |
| 1990 | 37.5°C | 31.4°C | 25.2°C | 41.9°C | 22.7°C | 0 mm | 37% | 3.5 m/s | 6.5 |
| 1989 | 36.6°C | 30.8°C | 25.1°C | 41.0°C | 22.2°C | 0 mm | 41% | 4.1 m/s | 6.6 |
| 1988 | 36.3°C | 30.7°C | 25.1°C | 40.3°C | 23.2°C | 0 mm | 40% | 4.2 m/s | 6.2 |
| 1987 | 37.8°C | 31.9°C | 26.0°C | 41.4°C | 22.4°C | 0 mm | 43% | 2.6 m/s | 5.4 |
| 1986 | 37.5°C | 31.6°C | 25.7°C | 45.7°C | 21.8°C | 5 mm | 45% | 3.5 m/s | 5.8 |
| 1985 | 36.6°C | 31.1°C | 25.7°C | 40.6°C | 21.6°C | 0 mm | 42% | 3.1 m/s | 5.9 |
| 1984 | 35.2°C | 29.7°C | 24.1°C | 41.9°C | 19.2°C | 1 mm | 42% | 3.1 m/s | 5.7 |
| 1983 | 36.6°C | 31.3°C | 25.9°C | 42.2°C | 21.8°C | 6 mm | 43% | 3 m/s | — |
| 1982 | 36.0°C | 30.3°C | 24.7°C | 41.0°C | 21.4°C | 0 mm | 47% | 3 m/s | — |
| 1981 | 35.5°C | 29.8°C | 24.1°C | 41.9°C | 19.4°C | 10 mm | 46% | 3.7 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 37.3°C with lows near 25.8°C (mean 31.6°C), based on 45 years of NASA POWER data.
May averages 1 mm of rainfall in Ras Tanura, about average for rainfall. The wettest on record was 16 mm in 2024.
The hottest May reached 46°C in 2009. The coldest dipped to 19.2°C in 1984.
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 36°C to 37.8°C and overnight lows from 24.9°C to 26.5°C over the same span.
May is one of the warmer months of the year in Ras Tanura and about average for rainfall, so plan for around 37.3°C daytime highs and 25.8°C at night.
Not quite — May is the 8th coolest month in Ras Tanura, averaging 31.6°C.
For May in Ras Tanura, pack light, breathable clothing and sun protection, with typical highs of 37.3°C and lows of 25.8°C.
Relative humidity in May averages 41% — relatively dry.
Average wind speed in May is 3.5 m/s. The windiest May on record averaged 4.7 m/s (2022).
The wettest May on record was 2024 with 16 mm. On average, May sees 1 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 Ras Tanura 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.
