September is one of the warmer months of the year in Khamīs Mushayţ, with average highs near 32.8°C and lows around 18.1°C (mean 25.5°C). It is about average for rainfall, averaging 3 mm of rainfall and 28% relative humidity across the period.
September is one of the warmer months of the year in Khamīs Mushayţ. Across 45 years of records, the warmest September in Khamīs Mushayţ was 2023 — when the month averaged 27.3°C — while the coldest was 1986 at 23.2°C. Typical September days reach 32.8°C with nights near 18.1°C. The long-term trend is warming, about 0.3°C per decade.
September is about average for rainfall in Khamīs Mushayţ, averaging 3 mm of rainfall. The wettest September on record was 1986 with 34 mm, while the driest were 2017, 2018 and 2019, among others at 0 mm.
Relative humidity in Khamīs Mushayţ during September averages 28%. The most humid September was 1986 at 43%, and the least humid was 2002 at 22%.
September receives about 6.4 kWh/m²/day of solar energy in Khamīs Mushayţ. The sunniest September was 2009 at 6.9 kWh/m²/day, and the cloudiest was 1988 at 5.7.
Average wind speed in Khamīs Mushayţ during September is 2.5 m/s. The windiest September was 2001 at 3.1 m/s, while the calmest were 1986, 2011 and 2024 at 2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.9°C | 25.2°C | 25.7°C | 26.0°C | 25.7°C | +0.8°C |
| Avg High | 32.4°C | 32.5°C | 33.1°C | 33.3°C | 32.9°C | +0.5°C |
| Avg Low | 17.4°C | 17.8°C | 18.2°C | 18.8°C | 18.5°C | +1.1°C |
| Avg Rain | 6 mm | 3 mm | 0 mm | 1 mm | 5 mm | -1 mm |
September temperatures in Khamīs Mushayţ have risen by about 0.9°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 12.9°C (1994) to a record high of 36.6°C (2015).
Rainfall in September is about average for rainfall, averaging 3 mm, with a wettest year of 34 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0.4°C per decade, narrowing the gap between day and night.
A good time to visit Khamīs Mushayţ
September is a good time to visit Khamīs Mushayţ, with days averaging 32.8°C and nights around 18.1°C (mean 25.5°C, warmer than Khamīs Mushayţ's yearly average) and low rainfall. October and April are marginally more temperate, but September still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 32.1°C | 25.1°C | 18.2°C | 33.4°C | 15.7°C | 3 mm | 42% | 2.4 m/s | 6.1 |
| 2024 | 32.5°C | 25.5°C | 18.4°C | 34.6°C | 16.5°C | 2 mm | 40% | 2 m/s | 6.4 |
| 2023 🔥 | 34.5°C | 27.3°C | 20.1°C | 35.9°C | 17.9°C | 2 mm | 23% | 2.8 m/s | 6.2 |
| 2022 | 32.6°C | 25.4°C | 18.3°C | 35.1°C | 15.3°C | 8 mm | 34% | 2.4 m/s | 6.3 |
| 2021 | 33.0°C | 25.7°C | 18.4°C | 34.8°C | 15.9°C | 9 mm | 30% | 2.5 m/s | 6.3 |
| 2020 | 32.7°C | 25.2°C | 17.6°C | 34.0°C | 15.9°C | 4 mm | 27% | 2.7 m/s | 6.8 |
| 2019 | 33.8°C | 26.8°C | 19.8°C | 36.0°C | 16.9°C | 0 mm | 29% | 2.8 m/s | 6.3 |
| 2018 | 34.0°C | 26.4°C | 18.8°C | 35.6°C | 16.6°C | 0 mm | 24% | 2.8 m/s | 6.6 |
| 2017 | 33.2°C | 25.9°C | 18.6°C | 35.4°C | 14.7°C | 0 mm | 25% | 2.7 m/s | 6.7 |
| 2016 | 33.3°C | 26.1°C | 19.0°C | 35.6°C | 15.2°C | 0 mm | 28% | 2.3 m/s | 6.3 |
| 2015 | 33.3°C | 26.3°C | 19.2°C | 36.6°C | 15.1°C | 0 mm | 25% | 2.7 m/s | 6.6 |
| 2014 | 32.6°C | 25.6°C | 18.5°C | 34.9°C | 16.1°C | 2 mm | 32% | 2.3 m/s | 6.3 |
| 2013 | 33.3°C | 25.9°C | 18.5°C | 35.1°C | 15.7°C | 1 mm | 29% | 2.6 m/s | 6.4 |
| 2012 | 33.2°C | 26.0°C | 18.8°C | 35.7°C | 14.9°C | 0 mm | 25% | 2.6 m/s | 6.5 |
| 2011 | 32.7°C | 26.0°C | 19.2°C | 34.4°C | 16.4°C | 6 mm | 33% | 2 m/s | 6.3 |
| 2010 | 33.1°C | 25.4°C | 17.7°C | 35.8°C | 13.4°C | 1 mm | 25% | 2.8 m/s | 6.8 |
| 2009 | 33.7°C | 25.9°C | 18.2°C | 36.0°C | 15.3°C | 0 mm | 24% | 2.8 m/s | 6.9 |
| 2008 | 33.6°C | 26.2°C | 18.9°C | 35.2°C | 15.3°C | 0 mm | 28% | 2.4 m/s | 6.5 |
| 2007 | 33.3°C | 25.9°C | 18.5°C | 35.9°C | 15.6°C | 0 mm | 25% | 2.9 m/s | 6.4 |
| 2006 | 33.1°C | 25.7°C | 18.4°C | 34.5°C | 16.1°C | 0 mm | 31% | 2.1 m/s | 6.6 |
| 2005 | 33.5°C | 26.0°C | 18.5°C | 35.6°C | 15.5°C | 0 mm | 28% | 2.4 m/s | 6.7 |
| 2004 | 33.0°C | 25.7°C | 18.3°C | 35.3°C | 15.2°C | 0 mm | 25% | 2.6 m/s | 6.8 |
| 2003 | 33.0°C | 25.7°C | 18.4°C | 36.0°C | 15.1°C | 2 mm | 29% | 2.4 m/s | 6.7 |
| 2002 | 32.9°C | 25.4°C | 17.8°C | 34.7°C | 14.4°C | 1 mm | 22% | 3 m/s | 6.7 |
| 2001 | 32.9°C | 25.1°C | 17.3°C | 35.0°C | 15.1°C | 0 mm | 24% | 3.1 m/s | 6.7 |
| 2000 | 32.2°C | 25.1°C | 18.0°C | 34.4°C | 15.4°C | 0 mm | 32% | 2.8 m/s | 6.4 |
| 1999 | 31.7°C | 24.7°C | 17.7°C | 33.5°C | 15.9°C | 30 mm | 37% | 2.5 m/s | 6.1 |
| 1998 | 33.0°C | 25.8°C | 18.7°C | 35.5°C | 15.5°C | 0 mm | 32% | 2.1 m/s | 6.5 |
| 1997 | 33.4°C | 25.8°C | 18.3°C | 34.8°C | 17.0°C | 1 mm | 23% | 2.4 m/s | 6.7 |
| 1996 | 32.9°C | 25.2°C | 17.5°C | 35.3°C | 13.5°C | 0 mm | 23% | 2.6 m/s | 6.5 |
| 1995 | 32.4°C | 25.2°C | 17.9°C | 34.1°C | 13.6°C | 1 mm | 29% | 2.2 m/s | 6.2 |
| 1994 | 31.4°C | 24.7°C | 18.0°C | 34.0°C | 12.9°C | 2 mm | 32% | 2.1 m/s | 6.1 |
| 1993 | 33.0°C | 25.5°C | 18.1°C | 35.3°C | 15.2°C | 1 mm | 26% | 2.3 m/s | 6.1 |
| 1992 | 31.3°C | 23.6°C | 15.8°C | 32.7°C | 14.3°C | 0 mm | 27% | 2.8 m/s | 6.1 |
| 1991 | 33.0°C | 25.2°C | 17.5°C | 34.5°C | 14.9°C | 0 mm | 23% | 2.4 m/s | 6.3 |
| 1990 | 33.1°C | 25.8°C | 18.6°C | 34.9°C | 15.6°C | 0 mm | 27% | 2.3 m/s | 6 |
| 1989 | 32.5°C | 24.8°C | 17.1°C | 34.4°C | 13.2°C | 0 mm | 23% | 2.8 m/s | 6.3 |
| 1988 | 32.9°C | 25.5°C | 18.0°C | 34.8°C | 14.9°C | 0 mm | 26% | 2.7 m/s | 5.7 |
| 1987 | 33.7°C | 25.9°C | 18.1°C | 35.4°C | 15.6°C | 0 mm | 25% | 2.5 m/s | 6.4 |
| 1986 ❄️ 🌧️ | 30.2°C | 23.2°C | 16.1°C | 32.0°C | 13.4°C | 34 mm | 43% | 2 m/s | 6.1 |
| 1985 | 32.5°C | 24.8°C | 17.1°C | 34.3°C | 13.8°C | 5 mm | 24% | 2.7 m/s | 6.1 |
| 1984 | 32.1°C | 24.8°C | 17.5°C | 33.7°C | 15.3°C | 0 mm | 25% | 2.6 m/s | 5.9 |
| 1983 | 32.9°C | 25.6°C | 18.3°C | 35.8°C | 15.3°C | 2 mm | 27% | 2.5 m/s | — |
| 1982 | 32.3°C | 24.7°C | 17.1°C | 34.0°C | 14.3°C | 8 mm | 26% | 2.7 m/s | — |
| 1981 | 32.4°C | 24.7°C | 17.0°C | 33.7°C | 14.5°C | 0 mm | 25% | 2.2 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 32.8°C with lows near 18.1°C (mean 25.5°C), based on 45 years of NASA POWER data.
September averages 3 mm of rainfall in Khamīs Mushayţ, about average for rainfall. The wettest on record was 34 mm in 1986.
The hottest September reached 36.6°C in 2015. The coldest dipped to 12.9°C in 1994.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 0.9°C. Daytime highs moved from 32.4°C to 32.9°C and overnight lows from 17.4°C to 18.7°C over the same span.
September is one of the warmer months of the year in Khamīs Mushayţ and about average for rainfall, so plan for around 32.8°C daytime highs and 18.1°C at night.
Not quite — September is the 9th coolest month in Khamīs Mushayţ, averaging 25.5°C.
For September in Khamīs Mushayţ, pack light, breathable clothing and sun protection, with typical highs of 32.8°C and lows of 18.1°C.
Relative humidity in September averages 28% — relatively dry.
Average wind speed in September is 2.5 m/s. The windiest September on record averaged 3.1 m/s (2001).
The wettest September on record was 1986 with 34 mm. On average, September sees 3 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 Khamīs Mushayţ behaves each September, 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 September specifically, along with year-by-year records and how the month has changed over the decades.
