September is one of the warmer months of the year in Al Līth, with average highs near 32.4°C and lows around 30.7°C (mean 31.6°C). It is about average for rainfall, averaging 4 mm of rainfall and 72% relative humidity across the period.
September is one of the warmer months of the year in Al Līth. Across 45 years of records, the warmest September in Al Līth was 2023 — when the month averaged 33°C — while the coldest was 1991 at 29.9°C. Typical September days reach 32.4°C with nights near 30.7°C. The long-term trend is warming, about 0.4°C per decade.
September is about average for rainfall in Al Līth, averaging 4 mm of rainfall. The wettest September on record was 2020 with 42 mm, while the driest were 2012, 2015 and 2016, among others at 0 mm.
Relative humidity in Al Līth during September averages 72%. The most humid September was 1991 at 77%, and the least humid was 2012 at 64%.
September receives about 6.1 kWh/m²/day of solar energy in Al Līth. The sunniest Septembers were 2002, 2003 and 2012, among others at 6.5 kWh/m²/day, and the cloudiest was 1984 at 5.7.
Average wind speed in Al Līth during September is 3.7 m/s. The windiest September was 2007 at 4.9 m/s, while the calmest was 1982 at 2.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 31.0°C | 31.2°C | 31.7°C | 31.8°C | 32.4°C | +1.4°C |
| Avg High | 31.9°C | 32.1°C | 32.6°C | 32.7°C | 33.3°C | +1.4°C |
| Avg Low | 30.1°C | 30.4°C | 30.9°C | 30.9°C | 31.5°C | +1.4°C |
| Avg Rain | 7 mm | 1 mm | 1 mm | 1 mm | 18 mm | +11 mm |
September temperatures in Al Līth have risen by about 1.6°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 28.1°C (1991) to a record high of 36.1°C (2022).
Rainfall in September is about average for rainfall, averaging 4 mm, with a wettest year of 42 mm.
A quieter season to visit Al Līth
If your dates are flexible, the more temperate months of February and January tend to be the most comfortable for visiting Al Līth. That said, September — with days averaging 32.4°C and nights around 30.7°C (mean 31.6°C) and low rainfall (4 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 33.0°C | 32.0°C | 31.1°C | 34.4°C | 29.0°C | 4 mm | 71% | 4.1 m/s | 6 |
| 2024 | 33.4°C | 32.5°C | 31.6°C | 35.1°C | 30.7°C | 15 mm | 73% | 3.9 m/s | 6 |
| 2023 🔥 | 33.9°C | 33.0°C | 32.2°C | 35.4°C | 31.0°C | 30 mm | 72% | 4.1 m/s | 5.9 |
| 2022 | 33.4°C | 32.4°C | 31.3°C | 36.1°C | 30.1°C | 2 mm | 70% | 3.8 m/s | 5.9 |
| 2021 | 33.1°C | 32.2°C | 31.2°C | 34.5°C | 30.4°C | 13 mm | 71% | 4.5 m/s | 5.9 |
| 2020 🌧️ | 32.9°C | 32.2°C | 31.4°C | 35.8°C | 30.3°C | 42 mm | 73% | 3.2 m/s | 6.3 |
| 2019 | 32.7°C | 31.7°C | 30.7°C | 35.3°C | 29.6°C | 2 mm | 73% | 4.3 m/s | 6.1 |
| 2018 | 32.3°C | 31.6°C | 30.9°C | 34.2°C | 29.7°C | 1 mm | 76% | 3 m/s | 6.1 |
| 2017 | 32.5°C | 31.6°C | 30.7°C | 34.0°C | 29.7°C | 0 mm | 72% | 3.4 m/s | 6.2 |
| 2016 | 32.9°C | 32.0°C | 31.0°C | 34.7°C | 30.2°C | 0 mm | 71% | 3.6 m/s | 6 |
| 2015 | 33.1°C | 32.4°C | 31.6°C | 34.8°C | 30.5°C | 0 mm | 70% | 3.2 m/s | 6.2 |
| 2014 | 32.5°C | 31.6°C | 30.7°C | 33.4°C | 29.8°C | 1 mm | 69% | 4.2 m/s | 6 |
| 2013 | 32.6°C | 31.8°C | 31.0°C | 34.0°C | 30.3°C | 0 mm | 71% | 3.7 m/s | 6 |
| 2012 | 32.8°C | 31.8°C | 30.9°C | 34.7°C | 29.5°C | 0 mm | 64% | 4.6 m/s | 6.5 |
| 2011 | 32.5°C | 31.5°C | 30.6°C | 34.1°C | 29.7°C | 0 mm | 67% | 4.6 m/s | 6.1 |
| 2010 | 32.8°C | 32.0°C | 31.1°C | 34.0°C | 30.5°C | 1 mm | 71% | 4.2 m/s | 6.3 |
| 2009 | 32.6°C | 31.7°C | 30.9°C | 33.6°C | 29.5°C | 2 mm | 69% | 4 m/s | 6.3 |
| 2008 | 33.0°C | 32.2°C | 31.4°C | 35.1°C | 30.4°C | 1 mm | 71% | 3.4 m/s | 5.9 |
| 2007 | 32.5°C | 31.5°C | 30.6°C | 35.0°C | 28.5°C | 1 mm | 70% | 4.9 m/s | 6 |
| 2006 | 32.3°C | 31.5°C | 30.6°C | 34.0°C | 29.6°C | 0 mm | 74% | 3.6 m/s | 6.2 |
| 2005 | 32.8°C | 31.9°C | 31.0°C | 35.5°C | 29.8°C | 1 mm | 72% | 4.1 m/s | 6.4 |
| 2004 | 32.0°C | 31.1°C | 30.2°C | 34.0°C | 29.0°C | 1 mm | 74% | 3.5 m/s | 6.4 |
| 2003 | 32.8°C | 31.9°C | 30.9°C | 35.3°C | 30.2°C | 0 mm | 71% | 3.8 m/s | 6.5 |
| 2002 | 33.0°C | 32.3°C | 31.6°C | 34.6°C | 30.6°C | 1 mm | 71% | 3.8 m/s | 6.5 |
| 2001 | 32.6°C | 32.0°C | 31.3°C | 33.9°C | 30.3°C | 1 mm | 71% | 3.3 m/s | 6.5 |
| 2000 | 32.2°C | 31.2°C | 30.3°C | 33.4°C | 29.5°C | 0 mm | 72% | 3.6 m/s | 6.2 |
| 1999 | 32.7°C | 32.1°C | 31.4°C | 34.7°C | 29.9°C | 2 mm | 72% | 3.2 m/s | 5.9 |
| 1998 | 33.0°C | 32.1°C | 31.2°C | 34.4°C | 29.5°C | 3 mm | 73% | 3.5 m/s | 6.2 |
| 1997 | 32.1°C | 31.4°C | 30.6°C | 33.2°C | 29.2°C | 4 mm | 75% | 3.4 m/s | 6.2 |
| 1996 | 32.2°C | 31.4°C | 30.7°C | 33.9°C | 28.7°C | 1 mm | 74% | 3.3 m/s | 6.2 |
| 1995 | 32.0°C | 31.3°C | 30.6°C | 32.9°C | 29.7°C | 0 mm | 74% | 3.3 m/s | 6 |
| 1994 | 32.1°C | 31.2°C | 30.2°C | 34.3°C | 29.4°C | 0 mm | 70% | 3.8 m/s | 6 |
| 1993 | 31.9°C | 31.1°C | 30.3°C | 33.2°C | 29.3°C | 0 mm | 75% | 3.4 m/s | 5.8 |
| 1992 | 31.9°C | 30.9°C | 30.0°C | 33.6°C | 28.7°C | 0 mm | 71% | 3.8 m/s | 5.9 |
| 1991 ❄️ | 30.9°C | 29.9°C | 29.0°C | 31.8°C | 28.1°C | 0 mm | 77% | 3.3 m/s | 5.9 |
| 1990 | 31.7°C | 30.8°C | 29.8°C | 33.2°C | 28.4°C | 1 mm | 73% | 3.8 m/s | 5.8 |
| 1989 | 32.4°C | 31.5°C | 30.6°C | 33.6°C | 29.4°C | 0 mm | 71% | 3.2 m/s | 5.9 |
| 1988 | 32.3°C | 31.4°C | 30.5°C | 33.5°C | 28.9°C | 0 mm | 74% | 3.6 m/s | 5.9 |
| 1987 | 32.1°C | 31.2°C | 30.3°C | 34.3°C | 29.5°C | 0 mm | 73% | 3.8 m/s | 6.2 |
| 1986 | 31.3°C | 30.6°C | 29.9°C | 32.2°C | 28.6°C | 41 mm | 74% | 3.1 m/s | 6.3 |
| 1985 | 31.7°C | 30.8°C | 29.9°C | 33.7°C | 28.3°C | 8 mm | 72% | 3.8 m/s | 5.9 |
| 1984 | 31.3°C | 30.4°C | 29.6°C | 32.8°C | 28.2°C | 0 mm | 73% | 3.3 m/s | 5.7 |
| 1983 | 32.0°C | 30.9°C | 29.8°C | 33.5°C | 28.3°C | 1 mm | 69% | 4.4 m/s | — |
| 1982 | 31.5°C | 30.7°C | 29.9°C | 32.4°C | 28.5°C | 1 mm | 73% | 2.9 m/s | — |
| 1981 | 32.2°C | 31.4°C | 30.6°C | 33.5°C | 29.9°C | 8 mm | 71% | 3.4 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 32.4°C with lows near 30.7°C (mean 31.6°C), based on 45 years of NASA POWER data.
September averages 4 mm of rainfall in Al Līth, about average for rainfall. The wettest on record was 42 mm in 2020.
The hottest September reached 36.1°C in 2022. The coldest dipped to 28.1°C in 1991.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.6°C. Daytime highs moved from 31.7°C to 33.4°C and overnight lows from 30°C to 31.5°C over the same span.
September is one of the warmer months of the year in Al Līth and about average for rainfall, so plan for around 32.4°C daytime highs and 30.7°C at night.
Not quite — September is the 12th coolest month in Al Līth, averaging 31.6°C.
For September in Al Līth, pack light, breathable clothing and sun protection, with typical highs of 32.4°C and lows of 30.7°C.
Relative humidity in September averages 72% — moderately humid.
Average wind speed in September is 3.7 m/s. The windiest September on record averaged 4.9 m/s (2007).
The wettest September on record was 2020 with 42 mm. On average, September sees 4 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 Al Līth 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.
