April is one of the warmer months of the year in As Sulayyil, with average highs near 36.2°C and lows around 21°C (mean 28.6°C). It is about average for rainfall, averaging 7 mm of rainfall and 24% relative humidity across the period.
April is one of the warmer months of the year in As Sulayyil. Across 45 years of records, the warmest April in As Sulayyil was 2025 — when the month averaged 30.3°C — while the coldest was 1989 at 26.1°C. Typical April days reach 36.2°C with nights near 21°C. The long-term trend is warming, about 0.3°C per decade.
April is about average for rainfall in As Sulayyil, averaging 7 mm of rainfall. The wettest April on record was 2024 with 38 mm, while the driest were 2018, 2021 and 2025, among others at 0 mm.
Relative humidity in As Sulayyil during April averages 24%. The most humid April was 1983 at 42%, and the least humid was 2015 at 15%.
April receives about 7.1 kWh/m²/day of solar energy in As Sulayyil. The sunniest Aprils were 1998 and 2002 at 7.7 kWh/m²/day, and the cloudiest was 1989 at 6.5.
Average wind speed in As Sulayyil during April is 3.3 m/s. The windiest April was 1996 at 4 m/s, while the calmest were 1986, 2012 and 2024 at 2.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.7°C | 28.5°C | 28.9°C | 29.0°C | 28.8°C | +1.1°C |
| Avg High | 35.1°C | 36.2°C | 36.7°C | 36.4°C | 36.3°C | +1.2°C |
| Avg Low | 20.2°C | 20.9°C | 21.1°C | 21.5°C | 21.4°C | +1.2°C |
| Avg Rain | 9 mm | 4 mm | 2 mm | 8 mm | 14 mm | +5 mm |
April temperatures in As Sulayyil have risen by about 0.5°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 10.6°C (1982) to a record high of 41.4°C (1981).
Rainfall in April is about average for rainfall, averaging 7 mm, with a wettest year of 38 mm.
A good time to visit As Sulayyil
April is a good time to visit As Sulayyil, with days averaging 36.2°C and nights around 21°C (mean 28.6°C, warmer than As Sulayyil's yearly average) and low rainfall. November and February are marginally more temperate, but April still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 🔥 | 38.8°C | 30.3°C | 21.9°C | 41.2°C | 18.7°C | 0 mm | 16% | 3.3 m/s | 7.4 |
| 2024 🌧️ | 35.2°C | 28.3°C | 21.4°C | 38.8°C | 17.0°C | 38 mm | 36% | 2.7 m/s | 7 |
| 2023 | 33.1°C | 26.8°C | 20.6°C | 39.2°C | 16.6°C | 29 mm | 36% | 3.7 m/s | 7 |
| 2022 | 37.9°C | 29.6°C | 21.3°C | 40.8°C | 17.7°C | 1 mm | 16% | 2.9 m/s | 7.4 |
| 2021 | 36.0°C | 28.2°C | 20.4°C | 39.9°C | 14.6°C | 0 mm | 19% | 3 m/s | 7.2 |
| 2020 | 36.9°C | 29.7°C | 22.5°C | 40.5°C | 17.0°C | 17 mm | 30% | 3.2 m/s | 7 |
| 2019 | 36.8°C | 29.6°C | 22.3°C | 40.6°C | 18.0°C | 1 mm | 22% | 3.3 m/s | 7.2 |
| 2018 | 36.4°C | 29.6°C | 22.8°C | 39.7°C | 19.1°C | 0 mm | 25% | 2.8 m/s | 6.9 |
| 2017 | 37.6°C | 29.3°C | 20.9°C | 40.4°C | 17.3°C | 0 mm | 15% | 3.2 m/s | 7.3 |
| 2016 | 32.8°C | 26.5°C | 20.2°C | 37.6°C | 13.3°C | 24 mm | 37% | 2.9 m/s | 6.6 |
| 2015 | 37.1°C | 28.7°C | 20.2°C | 39.8°C | 17.5°C | 0 mm | 15% | 3.6 m/s | 6.9 |
| 2014 | 37.4°C | 29.0°C | 20.7°C | 40.2°C | 16.3°C | 0 mm | 16% | 3.3 m/s | 7.5 |
| 2013 | 36.6°C | 29.2°C | 21.8°C | 41.3°C | 14.5°C | 18 mm | 24% | 3.4 m/s | 7.2 |
| 2012 | 35.4°C | 28.5°C | 21.7°C | 38.9°C | 18.6°C | 37 mm | 34% | 2.7 m/s | 6.9 |
| 2011 | 37.2°C | 29.7°C | 22.2°C | 40.5°C | 17.4°C | 0 mm | 23% | 3.7 m/s | 7.2 |
| 2010 | 37.0°C | 29.7°C | 22.4°C | 40.9°C | 17.9°C | 2 mm | 24% | 3.9 m/s | 7.2 |
| 2009 | 37.3°C | 28.9°C | 20.5°C | 40.2°C | 14.7°C | 0 mm | 19% | 3.3 m/s | 7.5 |
| 2008 | 37.3°C | 29.0°C | 20.8°C | 39.9°C | 18.1°C | 0 mm | 16% | 3.2 m/s | 7.1 |
| 2007 | 37.5°C | 29.7°C | 21.9°C | 40.5°C | 15.9°C | 13 mm | 22% | 3.4 m/s | 7.2 |
| 2006 | 35.5°C | 28.2°C | 20.9°C | 39.7°C | 16.9°C | 0 mm | 28% | 3.3 m/s | 6.9 |
| 2005 | 36.0°C | 28.5°C | 20.9°C | 40.4°C | 16.4°C | 2 mm | 26% | 3.5 m/s | 7.1 |
| 2004 | 35.8°C | 28.9°C | 22.1°C | 40.0°C | 18.8°C | 0 mm | 30% | 3.5 m/s | 7 |
| 2003 | 37.2°C | 29.4°C | 21.6°C | 39.3°C | 18.0°C | 0 mm | 21% | 3.3 m/s | 7.4 |
| 2002 | 35.7°C | 27.4°C | 19.2°C | 40.8°C | 17.1°C | 3 mm | 19% | 3.2 m/s | 7.7 |
| 2001 | 37.0°C | 28.6°C | 20.2°C | 40.9°C | 14.4°C | 0 mm | 16% | 3.3 m/s | 7.5 |
| 2000 | 38.1°C | 30.2°C | 22.4°C | 41.3°C | 17.4°C | 0 mm | 17% | 3.1 m/s | 7.4 |
| 1999 | 37.8°C | 29.0°C | 20.3°C | 40.1°C | 16.8°C | 0 mm | 15% | 3.2 m/s | 7.5 |
| 1998 | 37.2°C | 29.4°C | 21.6°C | 41.2°C | 17.2°C | 0 mm | 21% | 3.4 m/s | 7.7 |
| 1997 | 35.5°C | 27.9°C | 20.3°C | 39.5°C | 15.7°C | 0 mm | 22% | 3.4 m/s | 7.5 |
| 1996 | 36.9°C | 29.5°C | 22.1°C | 39.7°C | 18.1°C | 0 mm | 23% | 4 m/s | 7 |
| 1995 | 35.3°C | 28.1°C | 20.9°C | 39.6°C | 17.3°C | 8 mm | 28% | 3.8 m/s | 6.8 |
| 1994 | 37.0°C | 29.3°C | 21.6°C | 40.2°C | 18.4°C | 0 mm | 22% | 3.7 m/s | 7.3 |
| 1993 | 34.1°C | 27.1°C | 20.0°C | 40.3°C | 17.0°C | 19 mm | 29% | 3 m/s | 7.1 |
| 1992 | 35.4°C | 27.5°C | 19.6°C | 39.9°C | 15.7°C | 2 mm | 22% | 3.2 m/s | 7.1 |
| 1991 | 37.2°C | 29.5°C | 21.9°C | 40.2°C | 18.6°C | 9 mm | 21% | 3.2 m/s | 6.7 |
| 1990 | 35.4°C | 27.9°C | 20.4°C | 39.3°C | 17.8°C | 6 mm | 26% | 2.8 m/s | 7 |
| 1989 ❄️ | 33.1°C | 26.1°C | 19.2°C | 38.8°C | 14.4°C | 8 mm | 28% | 3.2 m/s | 6.5 |
| 1988 | 35.4°C | 28.2°C | 20.9°C | 38.6°C | 16.7°C | 23 mm | 25% | 3.4 m/s | 6.7 |
| 1987 | 35.0°C | 27.2°C | 19.4°C | 40.5°C | 14.8°C | 1 mm | 27% | 3.6 m/s | 7 |
| 1986 | 34.2°C | 27.2°C | 20.2°C | 38.6°C | 16.2°C | 26 mm | 34% | 2.7 m/s | 7 |
| 1985 | 35.0°C | 28.0°C | 20.9°C | 38.9°C | 17.1°C | 4 mm | 24% | 3 m/s | 7.3 |
| 1984 | 37.5°C | 28.9°C | 20.4°C | 40.4°C | 16.3°C | 0 mm | 18% | 3.8 m/s | 7.1 |
| 1983 | 32.9°C | 26.7°C | 20.4°C | 37.8°C | 15.3°C | 19 mm | 42% | 3.2 m/s | — |
| 1982 | 35.5°C | 27.5°C | 19.5°C | 40.2°C | 10.6°C | 1 mm | 24% | 3.3 m/s | — |
| 1981 | 37.1°C | 29.2°C | 21.2°C | 41.4°C | 18.2°C | 0 mm | 19% | 3 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 36.2°C with lows near 21°C (mean 28.6°C), based on 45 years of NASA POWER data.
April averages 7 mm of rainfall in As Sulayyil, about average for rainfall. The wettest on record was 38 mm in 2024.
The hottest April reached 41.4°C in 1981. The coldest dipped to 10.6°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.5°C. Daytime highs moved from 35.6°C to 36.2°C and overnight lows from 20.5°C to 21.1°C over the same span.
April is one of the warmer months of the year in As Sulayyil and about average for rainfall, so plan for around 36.2°C daytime highs and 21°C at night.
Not quite — April is the 7th coolest month in As Sulayyil, averaging 28.6°C.
For April in As Sulayyil, pack light, breathable clothing and sun protection, with typical highs of 36.2°C and lows of 21°C.
Relative humidity in April averages 24% — relatively dry.
Average wind speed in April is 3.3 m/s. The windiest April on record averaged 4 m/s (1996).
The wettest April on record was 2024 with 38 mm. On average, April sees 7 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 As Sulayyil behaves each April, 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 April specifically, along with year-by-year records and how the month has changed over the decades.
