May is one of the warmer months of the year in Kalbā, with average highs near 39.4°C and lows around 26.6°C (mean 33°C). It is about average for rainfall, averaging 2 mm of rainfall and 35% relative humidity across the period.
May is one of the warmer months of the year in Kalbā. Across 45 years of records, the warmest May in Kalbā was 2025 — when the month averaged 35°C — while the coldest was 1991 at 30.5°C. Typical May days reach 39.4°C with nights near 26.6°C. The long-term trend is warming, about 0.4°C per decade.
May is about average for rainfall in Kalbā, averaging 2 mm of rainfall. The wettest May on record was 2017 with 47 mm, while the driest were 2011, 2014 and 2025, among others at 0 mm.
Relative humidity in Kalbā during May averages 35%. The most humid May was 2024 at 43%, and the least humid was 2015 at 30%.
May receives about 7.1 kWh/m²/day of solar energy in Kalbā. The sunniest May was 2000 at 7.6 kWh/m²/day, and the cloudiest was 1987 at 6.2.
Average wind speed in Kalbā during May is 3.2 m/s. The windiest May was 1991 at 4.6 m/s, while the calmest were 1996 and 2007 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 32.4°C | 32.4°C | 33.6°C | 33.3°C | 33.7°C | +1.3°C |
| Avg High | 38.8°C | 38.7°C | 40.2°C | 39.6°C | 40.1°C | +1.3°C |
| Avg Low | 26.0°C | 26.1°C | 27.1°C | 27.0°C | 27.3°C | +1.3°C |
| Avg Rain | 1 mm | 0 mm | 1 mm | 5 mm | 4 mm | +4 mm |
May temperatures in Kalbā have risen by about 1.8°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 18.9°C (1997) to a record high of 47.3°C (2025).
Rainfall in May is about average for rainfall, averaging 2 mm, with a wettest year of 47 mm.
A good time to visit Kalbā
May is a good time to visit Kalbā, with days averaging 39.4°C and nights around 26.6°C (mean 33°C, warmer than Kalbā's yearly average) and low rainfall. December and February 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 🔥 | 41.6°C | 35.0°C | 28.3°C | 47.3°C | 21.9°C | 0 mm | 34% | 3.3 m/s | 7.2 |
| 2024 | 39.3°C | 33.1°C | 26.8°C | 45.6°C | 20.9°C | 8 mm | 43% | 2.8 m/s | 7.2 |
| 2023 | 39.9°C | 33.7°C | 27.4°C | 42.5°C | 21.0°C | 1 mm | 34% | 3.3 m/s | 7 |
| 2022 | 40.2°C | 32.9°C | 25.6°C | 45.1°C | 21.6°C | 0 mm | 38% | 4.2 m/s | 7.3 |
| 2021 | 39.9°C | 33.9°C | 27.8°C | 44.8°C | 23.4°C | 15 mm | 35% | 2.4 m/s | 7.1 |
| 2020 | 39.6°C | 33.6°C | 27.6°C | 43.2°C | 21.8°C | 1 mm | 38% | 3.1 m/s | 7.1 |
| 2019 | 38.6°C | 32.6°C | 26.6°C | 43.8°C | 21.4°C | 2 mm | 37% | 3 m/s | 7 |
| 2018 | 39.2°C | 33.2°C | 27.1°C | 43.2°C | 24.2°C | 0 mm | 35% | 3.7 m/s | 6.8 |
| 2017 🌧️ | 40.2°C | 33.6°C | 27.1°C | 46.7°C | 24.0°C | 47 mm | 36% | 3 m/s | 7.2 |
| 2016 | 40.1°C | 33.3°C | 26.6°C | 42.9°C | 21.8°C | 0 mm | 35% | 3.5 m/s | 7.4 |
| 2015 | 40.5°C | 34.1°C | 27.6°C | 43.6°C | 22.1°C | 2 mm | 30% | 3 m/s | 7.2 |
| 2014 | 39.4°C | 33.1°C | 26.9°C | 44.1°C | 22.2°C | 0 mm | 33% | 3.4 m/s | 7.3 |
| 2013 | 37.8°C | 31.2°C | 24.7°C | 41.4°C | 21.7°C | 3 mm | 40% | 3.8 m/s | 7.3 |
| 2012 | 40.5°C | 34.4°C | 28.2°C | 43.0°C | 24.9°C | 0 mm | 31% | 2.9 m/s | 7 |
| 2011 | 40.2°C | 33.8°C | 27.5°C | 46.0°C | 21.2°C | 0 mm | 35% | 3.2 m/s | 7.3 |
| 2010 | 39.9°C | 33.7°C | 27.5°C | 44.0°C | 22.5°C | 0 mm | 32% | 3.2 m/s | 7 |
| 2009 | 41.2°C | 34.4°C | 27.6°C | 46.1°C | 21.3°C | 0 mm | 30% | 3.5 m/s | 7.4 |
| 2008 | 40.4°C | 33.8°C | 27.2°C | 42.9°C | 23.4°C | 0 mm | 31% | 3.5 m/s | 7.3 |
| 2007 | 40.0°C | 34.1°C | 28.2°C | 42.6°C | 24.7°C | 1 mm | 33% | 2.3 m/s | 7.3 |
| 2006 | 40.1°C | 33.7°C | 27.3°C | 42.5°C | 24.0°C | 0 mm | 34% | 3.1 m/s | 7.5 |
| 2005 | 38.3°C | 32.3°C | 26.4°C | 42.5°C | 19.9°C | 2 mm | 36% | 2.7 m/s | 7.2 |
| 2004 | 39.7°C | 33.0°C | 26.3°C | 42.9°C | 21.8°C | 0 mm | 34% | 3.4 m/s | 7.3 |
| 2003 | 38.9°C | 32.6°C | 26.3°C | 42.3°C | 20.2°C | 0 mm | 35% | 3.3 m/s | 7.2 |
| 2002 | 41.0°C | 34.2°C | 27.4°C | 44.7°C | 22.8°C | 0 mm | 33% | 3.2 m/s | 7.5 |
| 2001 | 41.2°C | 34.4°C | 27.6°C | 45.3°C | 23.6°C | 0 mm | 32% | 3.2 m/s | 7.4 |
| 2000 | 40.7°C | 33.5°C | 26.3°C | 43.5°C | 22.1°C | 3 mm | 37% | 3.4 m/s | 7.6 |
| 1999 | 39.0°C | 32.6°C | 26.3°C | 43.4°C | 22.3°C | 2 mm | 36% | 3.2 m/s | 7.5 |
| 1998 | 39.5°C | 33.4°C | 27.2°C | 44.6°C | 21.6°C | 0 mm | 33% | 3.3 m/s | 7.1 |
| 1997 | 37.0°C | 30.9°C | 24.7°C | 42.4°C | 18.9°C | 0 mm | 37% | 3.1 m/s | 6.8 |
| 1996 | 39.2°C | 33.3°C | 27.5°C | 42.3°C | 21.4°C | 0 mm | 33% | 2.3 m/s | 6.6 |
| 1995 | 38.2°C | 32.0°C | 25.9°C | 40.6°C | 21.0°C | 0 mm | 35% | 3.3 m/s | 7 |
| 1994 | 39.1°C | 32.8°C | 26.5°C | 42.4°C | 22.6°C | 0 mm | 38% | 3.2 m/s | 6.8 |
| 1993 | 39.1°C | 32.5°C | 25.8°C | 44.7°C | 19.8°C | 0 mm | 37% | 3.4 m/s | 7 |
| 1992 | 38.9°C | 32.8°C | 26.8°C | 42.6°C | 23.3°C | 0 mm | 33% | 3.2 m/s | 6.5 |
| 1991 ❄️ | 37.5°C | 30.5°C | 23.6°C | 41.3°C | 20.4°C | 0 mm | 37% | 4.6 m/s | 6.6 |
| 1990 | 39.3°C | 33.0°C | 26.8°C | 42.3°C | 22.0°C | 0 mm | 35% | 2.9 m/s | 6.8 |
| 1989 | 38.7°C | 32.1°C | 25.6°C | 42.7°C | 20.3°C | 0 mm | 33% | 2.8 m/s | 6.7 |
| 1988 | 39.9°C | 32.9°C | 25.9°C | 43.3°C | 22.5°C | 0 mm | 36% | 3.2 m/s | 7 |
| 1987 | 39.2°C | 33.0°C | 26.8°C | 41.9°C | 21.8°C | 1 mm | 35% | 2.8 m/s | 6.2 |
| 1986 | 40.3°C | 33.8°C | 27.3°C | 44.4°C | 21.3°C | 1 mm | 31% | 2.9 m/s | 6.8 |
| 1985 | 38.5°C | 32.2°C | 26.0°C | 42.2°C | 21.2°C | 0 mm | 36% | 3.2 m/s | 6.4 |
| 1984 | 38.4°C | 31.8°C | 25.2°C | 42.0°C | 20.3°C | 0 mm | 33% | 3.8 m/s | 6.6 |
| 1983 | 38.6°C | 32.1°C | 25.6°C | 42.2°C | 20.7°C | 0 mm | 37% | 4 m/s | — |
| 1982 | 37.7°C | 31.6°C | 25.5°C | 41.9°C | 20.4°C | 0 mm | 36% | 2.7 m/s | — |
| 1981 | 38.1°C | 31.9°C | 25.7°C | 44.3°C | 19.8°C | 4 mm | 37% | 3 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 39.4°C with lows near 26.6°C (mean 33°C), based on 45 years of NASA POWER data.
May averages 2 mm of rainfall in Kalbā, about average for rainfall. The wettest on record was 47 mm in 2017.
The hottest May reached 47.3°C in 2025. The coldest dipped to 18.9°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 38.3°C to 40.2°C and overnight lows from 25.6°C to 27.2°C over the same span.
May is one of the warmer months of the year in Kalbā and about average for rainfall, so plan for around 39.4°C daytime highs and 26.6°C at night.
Not quite — May is the 9th coolest month in Kalbā, averaging 33°C.
For May in Kalbā, pack light, breathable clothing and sun protection, with typical highs of 39.4°C and lows of 26.6°C.
Relative humidity in May averages 35% — relatively dry.
Average wind speed in May is 3.2 m/s. The windiest May on record averaged 4.6 m/s (1991).
The wettest May on record was 2017 with 47 mm. On average, May sees 2 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 Kalbā 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.
