August is one of the warmer months of the year in Jeddah, with average highs near 40.3°C and lows around 28.9°C (mean 34.6°C). It is about average for rainfall, averaging 3 mm of rainfall and 46% relative humidity across the period.
August is one of the warmer months of the year in Jeddah. Across 45 years of records, the warmest August in Jeddah was 2015 — when the month averaged 36.4°C — while the coldest was 1984 at 33.1°C. Typical August days reach 40.3°C with nights near 28.9°C. The long-term trend is warming, about 0.5°C per decade.
August is about average for rainfall in Jeddah, averaging 3 mm of rainfall. The wettest August on record was 2024 with 31 mm, while the driest were 2014, 2015 and 2018, among others at 0 mm.
Relative humidity in Jeddah during August averages 46%. The most humid August was 2024 at 56%, and the least humid was 2008 at 38%.
August receives about 6.9 kWh/m²/day of solar energy in Jeddah. The sunniest August was 2008 at 7.2 kWh/m²/day, and the cloudiest was 2024 at 6.
Average wind speed in Jeddah during August is 3.6 m/s. The windiest August was 1990 at 4.1 m/s, while the calmest was 2010 at 3.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 33.7°C | 34.3°C | 34.8°C | 35.1°C | 35.3°C | +1.6°C |
| Avg High | 39.7°C | 40.1°C | 40.6°C | 40.7°C | 40.6°C | +0.9°C |
| Avg Low | 27.7°C | 28.4°C | 29.1°C | 29.4°C | 30.1°C | +2.4°C |
| Avg Rain | 7 mm | 0 mm | 0 mm | 0 mm | 9 mm | +2 mm |
August temperatures in Jeddah have risen by about 2.1°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 24.4°C (1991) to a record high of 48.3°C (2015).
Rainfall in August is about average for rainfall, averaging 3 mm, with a wettest year of 31 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.3°C per decade while lows rose 0.6°C per decade, narrowing the gap between day and night.
A quieter season to visit Jeddah
If your dates are flexible, the more temperate months of January and February tend to be the most comfortable for visiting Jeddah. That said, August — with days averaging 40.3°C and nights around 28.9°C (mean 34.6°C) and low rainfall (3 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 | 40.9°C | 35.7°C | 30.6°C | 43.7°C | 29.4°C | 11 mm | 50% | 3.9 m/s | 6.3 |
| 2024 🌧️ | 39.5°C | 35.0°C | 30.5°C | 42.5°C | 29.0°C | 31 mm | 56% | 3.4 m/s | 6 |
| 2023 | 42.0°C | 36.3°C | 30.6°C | 44.2°C | 29.0°C | 4 mm | 44% | 3.5 m/s | 6.8 |
| 2022 | 40.1°C | 35.1°C | 30.0°C | 43.7°C | 27.6°C | 6 mm | 50% | 3.4 m/s | 6.2 |
| 2021 | 41.5°C | 35.7°C | 29.9°C | 47.5°C | 28.5°C | 1 mm | 47% | 3.5 m/s | 7 |
| 2020 | 39.8°C | 34.3°C | 28.8°C | 41.9°C | 27.4°C | 1 mm | 47% | 3.6 m/s | 7.1 |
| 2019 | 40.4°C | 34.7°C | 29.0°C | 43.7°C | 27.4°C | 1 mm | 47% | 3.7 m/s | 7 |
| 2018 | 40.7°C | 34.9°C | 29.1°C | 42.7°C | 27.3°C | 0 mm | 46% | 3.7 m/s | 7 |
| 2017 | 41.5°C | 35.8°C | 30.1°C | 46.4°C | 28.0°C | 0 mm | 48% | 3.5 m/s | 6.6 |
| 2016 | 40.3°C | 34.9°C | 29.4°C | 42.2°C | 28.1°C | 1 mm | 49% | 3.6 m/s | 6.7 |
| 2015 🔥 | 42.1°C | 36.4°C | 30.6°C | 48.3°C | 29.0°C | 0 mm | 43% | 3.2 m/s | 6.6 |
| 2014 | 40.9°C | 35.1°C | 29.3°C | 44.3°C | 27.5°C | 0 mm | 45% | 3.6 m/s | 7.1 |
| 2013 | 39.5°C | 34.2°C | 28.8°C | 41.2°C | 26.9°C | 1 mm | 48% | 3.4 m/s | 6.7 |
| 2012 | 40.4°C | 34.6°C | 28.8°C | 42.0°C | 27.2°C | 0 mm | 45% | 3.7 m/s | 6.9 |
| 2011 | 40.3°C | 34.4°C | 28.5°C | 43.6°C | 26.1°C | 0 mm | 45% | 3.7 m/s | 6.9 |
| 2010 | 40.8°C | 35.5°C | 30.3°C | 44.3°C | 28.5°C | 0 mm | 49% | 3.1 m/s | 6.8 |
| 2009 | 40.6°C | 34.9°C | 29.2°C | 43.5°C | 28.0°C | 1 mm | 44% | 4 m/s | 6.9 |
| 2008 | 41.3°C | 34.9°C | 28.6°C | 46.2°C | 26.4°C | 0 mm | 38% | 3.7 m/s | 7.2 |
| 2007 | 40.5°C | 34.6°C | 28.7°C | 45.5°C | 26.3°C | 0 mm | 45% | 3.5 m/s | 7.1 |
| 2006 | 40.9°C | 35.2°C | 29.4°C | 47.2°C | 27.1°C | 1 mm | 44% | 3.5 m/s | 6.9 |
| 2005 | 41.2°C | 35.6°C | 29.9°C | 44.4°C | 27.9°C | 1 mm | 43% | 3.3 m/s | 7 |
| 2004 | 40.5°C | 34.4°C | 28.3°C | 43.5°C | 26.3°C | 0 mm | 45% | 3.7 m/s | 7 |
| 2003 | 40.6°C | 35.0°C | 29.5°C | 42.3°C | 27.6°C | 0 mm | 48% | 3.6 m/s | 6.9 |
| 2002 | 41.3°C | 35.3°C | 29.3°C | 44.2°C | 26.6°C | 1 mm | 44% | 3.4 m/s | 7.1 |
| 2001 | 39.8°C | 34.6°C | 29.5°C | 41.7°C | 27.7°C | 1 mm | 52% | 3.5 m/s | 6.8 |
| 2000 | 39.5°C | 33.9°C | 28.3°C | 43.4°C | 27.0°C | 0 mm | 53% | 3.5 m/s | 7 |
| 1999 | 40.3°C | 34.6°C | 28.8°C | 44.1°C | 27.3°C | 0 mm | 44% | 3.6 m/s | 6.9 |
| 1998 | 40.3°C | 35.2°C | 30.1°C | 43.5°C | 28.6°C | 1 mm | 47% | 3.2 m/s | 6.8 |
| 1997 | 39.9°C | 33.9°C | 27.8°C | 43.6°C | 25.5°C | 0 mm | 45% | 3.4 m/s | 7 |
| 1996 | 40.8°C | 34.7°C | 28.7°C | 47.5°C | 26.2°C | 2 mm | 46% | 3.6 m/s | 7 |
| 1995 | 40.4°C | 34.6°C | 28.9°C | 42.9°C | 25.8°C | 0 mm | 48% | 3.6 m/s | 6.8 |
| 1994 | 40.1°C | 34.2°C | 28.3°C | 42.9°C | 26.1°C | 0 mm | 45% | 3.6 m/s | 6.8 |
| 1993 | 40.9°C | 34.6°C | 28.2°C | 43.8°C | 26.6°C | 0 mm | 40% | 3.7 m/s | 7 |
| 1992 | 39.0°C | 33.7°C | 28.5°C | 42.0°C | 27.1°C | 0 mm | 48% | 3.6 m/s | 6.8 |
| 1991 | 39.4°C | 33.4°C | 27.3°C | 42.7°C | 24.4°C | 0 mm | 41% | 4 m/s | 6.9 |
| 1990 | 39.9°C | 33.8°C | 27.6°C | 42.8°C | 26.3°C | 0 mm | 46% | 4.1 m/s | 6.9 |
| 1989 | 40.4°C | 34.3°C | 28.3°C | 43.0°C | 27.2°C | 0 mm | 42% | 3.4 m/s | 6.9 |
| 1988 | 40.8°C | 34.7°C | 28.6°C | 42.6°C | 27.0°C | 0 mm | 44% | 3.6 m/s | 6.6 |
| 1987 | 39.3°C | 33.5°C | 27.7°C | 41.0°C | 25.4°C | 19 mm | 50% | 3.5 m/s | 6.8 |
| 1986 | 39.0°C | 33.3°C | 27.7°C | 42.9°C | 25.2°C | 20 mm | 52% | 3.5 m/s | 6.9 |
| 1985 | 39.6°C | 33.5°C | 27.4°C | 41.1°C | 25.7°C | 16 mm | 48% | 3.4 m/s | 7.1 |
| 1984 ❄️ | 39.5°C | 33.1°C | 26.6°C | 43.6°C | 24.9°C | 8 mm | 41% | 3.8 m/s | 6.9 |
| 1983 | 39.6°C | 33.8°C | 28.0°C | 41.8°C | 25.8°C | 0 mm | 45% | 4 m/s | — |
| 1982 | 39.5°C | 33.4°C | 27.3°C | 42.1°C | 25.7°C | 0 mm | 43% | 3.7 m/s | — |
| 1981 | 39.5°C | 33.6°C | 27.8°C | 42.0°C | 26.5°C | 1 mm | 48% | 3.4 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 40.3°C with lows near 28.9°C (mean 34.6°C), based on 45 years of NASA POWER data.
August averages 3 mm of rainfall in Jeddah, about average for rainfall. The wettest on record was 31 mm in 2024.
The hottest August reached 48.3°C in 2015. The coldest dipped to 24.4°C in 1991.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 2.1°C. Daytime highs moved from 39.5°C to 40.8°C and overnight lows from 27.4°C to 30.3°C over the same span.
August is one of the warmer months of the year in Jeddah and about average for rainfall, so plan for around 40.3°C daytime highs and 28.9°C at night.
Not quite — August is the 11th coolest month in Jeddah, averaging 34.6°C.
For August in Jeddah, pack light, breathable clothing and sun protection, with typical highs of 40.3°C and lows of 28.9°C.
Relative humidity in August averages 46% — relatively dry.
Average wind speed in August is 3.6 m/s. The windiest August on record averaged 4.1 m/s (1990).
The wettest August on record was 2024 with 31 mm. On average, August 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 Jeddah behaves each August, 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 August specifically, along with year-by-year records and how the month has changed over the decades.
