September is one of the warmer months of the year in Şabyā, with average highs near 36.5°C and lows around 30.5°C (mean 33.5°C). It is about average for rainfall, averaging 18 mm of rainfall and 59% relative humidity across the period.
September is one of the warmer months of the year in Şabyā. Across 45 years of records, the warmest September in Şabyā was 2023 — when the month averaged 35.3°C — while the coldest was 1994 at 32°C. Typical September days reach 36.5°C with nights near 30.5°C. The long-term trend is warming, about 0.2°C per decade.
September is about average for rainfall in Şabyā, averaging 18 mm of rainfall. The wettest September on record was 1986 with 82 mm, while the driest was 2017 at 4 mm.
Relative humidity in Şabyā during September averages 59%. The most humid September was 2024 at 68%, and the least humid was 1982 at 52%.
September receives about 6.3 kWh/m²/day of solar energy in Şabyā. The sunniest September was 2009 at 6.6 kWh/m²/day, and the cloudiest was 1988 at 5.8.
Average wind speed in Şabyā during September is 2.9 m/s. The windiest September was 2007 at 3.4 m/s, while the calmest was 2024 at 2.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 33.1°C | 33.1°C | 33.8°C | 33.7°C | 33.8°C | +0.7°C |
| Avg High | 36.2°C | 36.1°C | 36.9°C | 36.7°C | 36.5°C | +0.3°C |
| Avg Low | 29.9°C | 30.1°C | 30.8°C | 30.7°C | 31.0°C | +1.1°C |
| Avg Rain | 27 mm | 19 mm | 15 mm | 12 mm | 17 mm | -10 mm |
September temperatures in Şabyā have risen by about 0.8°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 27.6°C (1986) to a record high of 43.2°C (2008).
Rainfall in September is about average for rainfall, averaging 18 mm, with a wettest year of 82 mm.
A quieter season to visit Şabyā
If your dates are flexible, the more temperate months of January and February tend to be the most comfortable for visiting Şabyā. That said, September — with days averaging 36.5°C and nights around 30.5°C (mean 33.5°C) and low rainfall (18 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 | 36.0°C | 33.3°C | 30.6°C | 39.2°C | 29.6°C | 33 mm | 65% | 2.9 m/s | 6 |
| 2024 | 35.4°C | 33.0°C | 30.5°C | 38.8°C | 29.4°C | 14 mm | 68% | 2.5 m/s | 6.2 |
| 2023 🔥 | 38.3°C | 35.3°C | 32.3°C | 40.5°C | 31.1°C | 10 mm | 58% | 3.3 m/s | 6.1 |
| 2022 | 37.1°C | 34.2°C | 31.2°C | 40.4°C | 30.5°C | 11 mm | 60% | 2.8 m/s | 6.1 |
| 2021 | 35.6°C | 33.1°C | 30.5°C | 37.5°C | 29.7°C | 24 mm | 66% | 2.8 m/s | 6.2 |
| 2020 | 36.7°C | 33.7°C | 30.7°C | 38.7°C | 29.6°C | 10 mm | 59% | 2.6 m/s | 6.5 |
| 2019 | 37.0°C | 33.9°C | 30.9°C | 40.3°C | 30.0°C | 11 mm | 60% | 3.2 m/s | 6.3 |
| 2018 | 36.7°C | 33.7°C | 30.7°C | 38.2°C | 28.8°C | 5 mm | 59% | 3 m/s | 6.4 |
| 2017 | 36.8°C | 33.8°C | 30.8°C | 39.8°C | 29.8°C | 4 mm | 58% | 2.9 m/s | 6.5 |
| 2016 | 37.3°C | 34.2°C | 31.1°C | 40.6°C | 30.0°C | 5 mm | 57% | 3.1 m/s | 6.2 |
| 2015 | 37.1°C | 34.4°C | 31.6°C | 42.4°C | 30.8°C | 4 mm | 57% | 2.7 m/s | 6.5 |
| 2014 | 36.0°C | 33.2°C | 30.3°C | 39.0°C | 29.5°C | 30 mm | 61% | 3.2 m/s | 6.1 |
| 2013 | 36.8°C | 33.7°C | 30.7°C | 39.1°C | 29.8°C | 19 mm | 58% | 2.9 m/s | 6.4 |
| 2012 | 36.9°C | 33.6°C | 30.2°C | 40.3°C | 29.5°C | 8 mm | 58% | 3 m/s | 6.3 |
| 2011 | 36.4°C | 33.4°C | 30.3°C | 37.7°C | 29.4°C | 16 mm | 58% | 2.8 m/s | 6.2 |
| 2010 | 36.4°C | 33.2°C | 30.1°C | 39.8°C | 28.1°C | 16 mm | 60% | 3 m/s | 6.5 |
| 2009 | 37.5°C | 34.2°C | 30.9°C | 40.2°C | 30.2°C | 8 mm | 56% | 3.1 m/s | 6.6 |
| 2008 | 37.5°C | 34.3°C | 31.1°C | 43.2°C | 29.8°C | 20 mm | 58% | 3 m/s | 6.2 |
| 2007 | 36.4°C | 33.3°C | 30.2°C | 38.7°C | 29.1°C | 10 mm | 62% | 3.4 m/s | 6.2 |
| 2006 | 36.2°C | 33.4°C | 30.5°C | 38.9°C | 29.0°C | 22 mm | 60% | 2.7 m/s | 6.3 |
| 2005 | 37.1°C | 34.1°C | 31.1°C | 38.8°C | 29.9°C | 18 mm | 59% | 3.1 m/s | 6.4 |
| 2004 | 37.1°C | 33.9°C | 30.8°C | 41.0°C | 29.3°C | 11 mm | 57% | 3 m/s | 6.4 |
| 2003 | 37.0°C | 33.9°C | 30.8°C | 40.3°C | 29.3°C | 14 mm | 58% | 2.9 m/s | 6.4 |
| 2002 | 36.7°C | 33.7°C | 30.7°C | 38.0°C | 29.9°C | 15 mm | 59% | 3.2 m/s | 6.5 |
| 2001 | 37.0°C | 33.9°C | 30.8°C | 39.2°C | 29.8°C | 11 mm | 58% | 3.2 m/s | 6.4 |
| 2000 | 36.5°C | 33.6°C | 30.7°C | 39.3°C | 29.7°C | 22 mm | 57% | 2.8 m/s | 6.3 |
| 1999 | 36.3°C | 33.3°C | 30.3°C | 39.4°C | 28.5°C | 24 mm | 60% | 3 m/s | 6.2 |
| 1998 | 35.5°C | 32.9°C | 30.2°C | 37.6°C | 29.2°C | 22 mm | 65% | 3 m/s | 6.3 |
| 1997 | 36.5°C | 33.7°C | 30.8°C | 37.9°C | 29.7°C | 8 mm | 58% | 2.7 m/s | 6.5 |
| 1996 | 36.9°C | 33.6°C | 30.4°C | 39.4°C | 29.3°C | 15 mm | 58% | 2.9 m/s | 6.2 |
| 1995 | 36.8°C | 33.6°C | 30.4°C | 39.0°C | 29.0°C | 14 mm | 57% | 2.9 m/s | 6.2 |
| 1994 ❄️ | 34.6°C | 32.0°C | 29.4°C | 36.7°C | 28.1°C | 41 mm | 64% | 2.8 m/s | 6.2 |
| 1993 | 36.5°C | 33.5°C | 30.4°C | 37.9°C | 28.9°C | 26 mm | 57% | 3 m/s | 6.2 |
| 1992 | 35.8°C | 32.7°C | 29.6°C | 37.9°C | 28.7°C | 14 mm | 61% | 3 m/s | 6 |
| 1991 | 35.9°C | 32.5°C | 29.2°C | 38.3°C | 28.4°C | 9 mm | 59% | 2.7 m/s | 6.2 |
| 1990 | 36.6°C | 33.4°C | 30.2°C | 39.3°C | 29.0°C | 21 mm | 58% | 2.9 m/s | 6.1 |
| 1989 | 37.5°C | 34.1°C | 30.7°C | 39.9°C | 29.5°C | 13 mm | 53% | 3 m/s | 6.2 |
| 1988 | 36.4°C | 33.3°C | 30.2°C | 37.4°C | 29.4°C | 24 mm | 60% | 3.1 m/s | 5.8 |
| 1987 | 36.3°C | 33.2°C | 30.0°C | 39.8°C | 28.4°C | 28 mm | 61% | 2.9 m/s | 6.4 |
| 1986 🌧️ | 34.6°C | 32.1°C | 29.6°C | 36.3°C | 27.6°C | 82 mm | 65% | 2.6 m/s | 6.2 |
| 1985 | 35.9°C | 32.7°C | 29.5°C | 37.3°C | 28.9°C | 22 mm | 58% | 2.9 m/s | 6.2 |
| 1984 | 35.3°C | 32.3°C | 29.4°C | 37.3°C | 28.3°C | 22 mm | 61% | 2.8 m/s | 6 |
| 1983 | 36.1°C | 32.8°C | 29.5°C | 38.2°C | 28.0°C | 25 mm | 60% | 2.8 m/s | — |
| 1982 | 37.1°C | 33.7°C | 30.2°C | 39.7°C | 29.2°C | 17 mm | 52% | 2.6 m/s | — |
| 1981 | 36.4°C | 33.3°C | 30.2°C | 39.4°C | 29.1°C | 13 mm | 58% | 2.9 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 36.5°C with lows near 30.5°C (mean 33.5°C), based on 45 years of NASA POWER data.
September averages 18 mm of rainfall in Şabyā, about average for rainfall. The wettest on record was 82 mm in 1986.
The hottest September reached 43.2°C in 2008. The coldest dipped to 27.6°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 0.8°C. Daytime highs moved from 36.2°C to 36.5°C and overnight lows from 29.8°C to 31°C over the same span.
September is one of the warmer months of the year in Şabyā and about average for rainfall, so plan for around 36.5°C daytime highs and 30.5°C at night.
Not quite — September is the 11th coolest month in Şabyā, averaging 33.5°C.
For September in Şabyā, pack light, breathable clothing and sun protection, with typical highs of 36.5°C and lows of 30.5°C.
Relative humidity in September averages 59% — moderately humid.
Average wind speed in September is 2.9 m/s. The windiest September on record averaged 3.4 m/s (2007).
The wettest September on record was 1986 with 82 mm. On average, September sees 18 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 Şabyā 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.
