May is one of the warmer months of the year in Ad Darb, with average highs near 37.5°C and lows around 28.8°C (mean 33.2°C). It is about average for rainfall, averaging 10 mm of rainfall and 44% relative humidity across the period.
May is one of the warmer months of the year in Ad Darb. Across 45 years of records, the warmest May in Ad Darb was 2022 — when the month averaged 34.4°C — while the coldest was 1987 at 30.6°C. Typical May days reach 37.5°C with nights near 28.8°C. The long-term trend is warming, about 0.4°C per decade.
May is about average for rainfall in Ad Darb, averaging 10 mm of rainfall. The wettest May on record was 1987 with 73 mm, while the driest were 1988 and 2012 at 0 mm.
Relative humidity in Ad Darb during May averages 44%. The most humid May was 1987 at 57%, and the least humid was 2003 at 37%.
May receives about 6.9 kWh/m²/day of solar energy in Ad Darb. The sunniest May was 2002 at 7.6 kWh/m²/day, and the cloudiest were 1987 and 1988 at 6.1.
Average wind speed in Ad Darb during May is 2.3 m/s. The windiest Mays were 1989 and 1992 at 2.6 m/s, while the calmest were 1983 and 1997 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 32.3°C | 32.9°C | 33.5°C | 33.4°C | 33.8°C | +1.5°C |
| Avg High | 36.5°C | 37.2°C | 38.0°C | 37.7°C | 38.3°C | +1.8°C |
| Avg Low | 28.1°C | 28.6°C | 29.0°C | 29.2°C | 29.3°C | +1.2°C |
| Avg Rain | 19 mm | 8 mm | 2 mm | 8 mm | 19 mm | +1 mm |
May temperatures in Ad Darb have risen by about 1.5°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 25.4°C (1987) to a record high of 43.4°C (2004).
Rainfall in May is about average for rainfall, averaging 10 mm, with a wettest year of 73 mm.
A good time to visit Ad Darb
May is a good time to visit Ad Darb, with days averaging 37.5°C and nights around 28.8°C (mean 33.2°C, warmer than Ad Darb's yearly average) and low rainfall. January 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 | 38.7°C | 33.9°C | 29.2°C | 41.9°C | 26.9°C | 6 mm | 43% | 2.4 m/s | 7.1 |
| 2024 | 38.4°C | 34.1°C | 29.7°C | 42.1°C | 26.6°C | 8 mm | 47% | 2.3 m/s | 7 |
| 2023 | 36.8°C | 33.0°C | 29.2°C | 40.6°C | 27.5°C | 72 mm | 52% | 2.1 m/s | 6.7 |
| 2022 🔥 | 39.6°C | 34.4°C | 29.2°C | 43.4°C | 26.4°C | 1 mm | 37% | 2.5 m/s | 7 |
| 2021 | 37.8°C | 33.3°C | 28.8°C | 41.3°C | 25.8°C | 16 mm | 43% | 2.3 m/s | 7 |
| 2020 | 38.2°C | 33.9°C | 29.6°C | 41.8°C | 27.9°C | 12 mm | 46% | 2.3 m/s | 7.1 |
| 2019 | 38.3°C | 34.0°C | 29.7°C | 41.0°C | 27.9°C | 10 mm | 38% | 2.4 m/s | 7 |
| 2018 | 37.8°C | 33.4°C | 29.0°C | 42.2°C | 27.3°C | 0 mm | 42% | 2.5 m/s | 7.2 |
| 2017 | 37.2°C | 33.3°C | 29.3°C | 43.2°C | 26.6°C | 2 mm | 49% | 2.3 m/s | 6.8 |
| 2016 | 37.6°C | 33.4°C | 29.2°C | 41.7°C | 27.8°C | 2 mm | 48% | 2.2 m/s | 6.9 |
| 2015 | 37.7°C | 33.5°C | 29.4°C | 43.0°C | 27.3°C | 1 mm | 47% | 2.5 m/s | 7 |
| 2014 | 37.2°C | 33.1°C | 29.1°C | 41.9°C | 27.7°C | 1 mm | 46% | 2.4 m/s | 7.1 |
| 2013 | 38.1°C | 33.6°C | 29.0°C | 41.7°C | 26.1°C | 27 mm | 41% | 2.3 m/s | 7 |
| 2012 | 37.9°C | 33.4°C | 29.0°C | 43.2°C | 27.6°C | 0 mm | 41% | 2.4 m/s | 7.2 |
| 2011 | 37.0°C | 32.9°C | 28.8°C | 39.7°C | 26.9°C | 11 mm | 45% | 2.3 m/s | 6.9 |
| 2010 | 37.9°C | 33.7°C | 29.5°C | 42.4°C | 26.8°C | 22 mm | 45% | 2.3 m/s | 7.1 |
| 2009 | 37.8°C | 33.2°C | 28.6°C | 43.1°C | 26.7°C | 0 mm | 42% | 2.5 m/s | 7.3 |
| 2008 | 37.5°C | 33.2°C | 28.9°C | 39.8°C | 26.9°C | 1 mm | 45% | 2.3 m/s | 7 |
| 2007 | 38.2°C | 34.0°C | 29.7°C | 41.4°C | 28.2°C | 3 mm | 39% | 2.4 m/s | 7 |
| 2006 | 38.2°C | 33.8°C | 29.4°C | 43.0°C | 27.2°C | 4 mm | 42% | 2.5 m/s | 6.9 |
| 2005 | 36.7°C | 32.4°C | 28.1°C | 39.7°C | 25.5°C | 4 mm | 47% | 2.2 m/s | 7.2 |
| 2004 | 39.2°C | 34.0°C | 28.9°C | 43.4°C | 27.1°C | 0 mm | 39% | 2.4 m/s | 7.5 |
| 2003 | 38.6°C | 34.1°C | 29.7°C | 41.4°C | 26.4°C | 1 mm | 37% | 2.3 m/s | 7 |
| 2002 | 37.9°C | 33.1°C | 28.4°C | 41.2°C | 26.2°C | 0 mm | 41% | 2.3 m/s | 7.6 |
| 2001 | 38.5°C | 34.0°C | 29.4°C | 41.2°C | 27.9°C | 1 mm | 42% | 2.4 m/s | 7.3 |
| 2000 | 37.4°C | 33.2°C | 29.0°C | 39.9°C | 26.7°C | 5 mm | 46% | 2.3 m/s | 7.2 |
| 1999 | 38.6°C | 33.9°C | 29.2°C | 42.6°C | 27.3°C | 1 mm | 41% | 2.4 m/s | 7.3 |
| 1998 | 37.7°C | 33.6°C | 29.5°C | 39.9°C | 27.9°C | 10 mm | 44% | 2.3 m/s | 7.1 |
| 1997 | 35.9°C | 32.2°C | 28.4°C | 39.0°C | 26.8°C | 30 mm | 50% | 2 m/s | 7 |
| 1996 | 36.1°C | 32.1°C | 28.1°C | 41.1°C | 26.7°C | 3 mm | 50% | 2.3 m/s | 6.4 |
| 1995 | 37.2°C | 33.0°C | 28.7°C | 41.1°C | 26.9°C | 2 mm | 44% | 2.4 m/s | 6.6 |
| 1994 | 37.2°C | 32.9°C | 28.7°C | 40.0°C | 27.1°C | 2 mm | 44% | 2.5 m/s | 7 |
| 1993 | 36.3°C | 32.3°C | 28.3°C | 39.7°C | 26.2°C | 5 mm | 49% | 2.5 m/s | 6.7 |
| 1992 | 37.5°C | 32.8°C | 28.2°C | 42.2°C | 26.4°C | 0 mm | 44% | 2.6 m/s | 6.8 |
| 1991 | 37.1°C | 32.8°C | 28.5°C | 39.7°C | 27.4°C | 26 mm | 47% | 2.3 m/s | 6.8 |
| 1990 | 38.5°C | 33.5°C | 28.4°C | 41.9°C | 26.4°C | 4 mm | 40% | 2.3 m/s | 7.1 |
| 1989 | 37.9°C | 33.0°C | 28.0°C | 43.0°C | 26.2°C | 4 mm | 39% | 2.6 m/s | 6.8 |
| 1988 | 38.6°C | 33.8°C | 28.9°C | 42.9°C | 27.4°C | 0 mm | 38% | 2.5 m/s | 6.1 |
| 1987 ❄️ 🌧️ | 34.2°C | 30.6°C | 27.1°C | 37.0°C | 25.4°C | 73 mm | 57% | 2.1 m/s | 6.1 |
| 1986 | 36.4°C | 32.1°C | 27.8°C | 38.2°C | 25.8°C | 5 mm | 48% | 2.5 m/s | 6.5 |
| 1985 | 36.1°C | 32.1°C | 28.0°C | 39.9°C | 26.3°C | 36 mm | 47% | 2.1 m/s | 6.6 |
| 1984 | 36.0°C | 32.2°C | 28.3°C | 38.5°C | 26.8°C | 3 mm | 47% | 2.2 m/s | 6.8 |
| 1983 | 35.3°C | 31.8°C | 28.2°C | 40.5°C | 26.4°C | 25 mm | 52% | 2 m/s | — |
| 1982 | 36.3°C | 32.2°C | 28.0°C | 39.3°C | 26.7°C | 1 mm | 45% | 2.4 m/s | — |
| 1981 | 37.3°C | 32.9°C | 28.5°C | 42.0°C | 26.9°C | 22 mm | 48% | 2.2 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 37.5°C with lows near 28.8°C (mean 33.2°C), based on 45 years of NASA POWER data.
May averages 10 mm of rainfall in Ad Darb, about average for rainfall. The wettest on record was 73 mm in 1987.
The hottest May reached 43.4°C in 2004. The coldest dipped to 25.4°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 1.5°C. Daytime highs moved from 36.2°C to 38.3°C and overnight lows from 28.2°C to 29.2°C over the same span.
May is one of the warmer months of the year in Ad Darb and about average for rainfall, so plan for around 37.5°C daytime highs and 28.8°C at night.
Not quite — May is the 8th coolest month in Ad Darb, averaging 33.2°C.
For May in Ad Darb, pack light, breathable clothing and sun protection, with typical highs of 37.5°C and lows of 28.8°C.
Relative humidity in May averages 44% — relatively dry.
Average wind speed in May is 2.3 m/s. The windiest May on record averaged 2.6 m/s (1989).
The wettest May on record was 1987 with 73 mm. On average, May sees 10 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 Ad Darb 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.
