September is one of the warmer months of the year in Kalbā, with average highs near 38.2°C and lows around 27.9°C (mean 33.1°C). It is about average for rainfall, averaging 3 mm of rainfall and 48% relative humidity across the period.
September is one of the warmer months of the year in Kalbā. Across 45 years of records, the warmest September in Kalbā was 2021 — when the month averaged 34.6°C — while the coldest was 2004 at 31.7°C. Typical September days reach 38.2°C with nights near 27.9°C. The long-term trend is warming, about 0.3°C per decade.
September is about average for rainfall in Kalbā, averaging 3 mm of rainfall. The wettest September on record was 2004 with 23 mm, while the driest were 1999, 2011 and 2019, among others at 0 mm.
Relative humidity in Kalbā during September averages 48%. The most humid September was 2024 at 60%, and the least humid was 1986 at 38%.
September receives about 5.8 kWh/m²/day of solar energy in Kalbā. The sunniest September was 2020 at 6.4 kWh/m²/day, and the cloudiest was 1987 at 5.2.
Average wind speed in Kalbā during September is 2.5 m/s. The windiest September was 1991 at 3.2 m/s, while the calmest were 1982 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 | 32.6°C | 32.8°C | 32.9°C | 33.5°C | 33.5°C | +0.9°C |
| Avg High | 38.0°C | 37.9°C | 38.0°C | 38.7°C | 38.6°C | +0.6°C |
| Avg Low | 27.3°C | 27.7°C | 27.7°C | 28.3°C | 28.4°C | +1.1°C |
| Avg Rain | 1 mm | 3 mm | 5 mm | 5 mm | 3 mm | +2 mm |
September temperatures in Kalbā have risen by about 1°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 23°C (1991) to a record high of 43.1°C (2014).
Rainfall in September is about average for rainfall, averaging 3 mm, with a wettest year of 23 mm.
A quieter season to visit Kalbā
If your dates are flexible, the more temperate months of December and February tend to be the most comfortable for visiting Kalbā. That said, September — with days averaging 38.2°C and nights around 27.9°C (mean 33.1°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 | 38.2°C | 33.2°C | 28.3°C | 41.3°C | 26.3°C | 3 mm | 58% | 3.1 m/s | 5.6 |
| 2024 | 37.1°C | 32.5°C | 28.0°C | 39.1°C | 25.8°C | 3 mm | 60% | 2 m/s | 5.7 |
| 2023 | 39.0°C | 34.0°C | 29.0°C | 42.8°C | 27.0°C | 1 mm | 54% | 2.6 m/s | 5.7 |
| 2022 | 38.9°C | 33.5°C | 28.1°C | 42.5°C | 26.3°C | 1 mm | 50% | 2.5 m/s | 5.8 |
| 2021 🔥 | 39.9°C | 34.6°C | 29.3°C | 41.9°C | 27.1°C | 2 mm | 47% | 2.1 m/s | 5.8 |
| 2020 | 38.3°C | 33.0°C | 27.7°C | 40.6°C | 25.7°C | 7 mm | 41% | 2.3 m/s | 6.4 |
| 2019 | 39.1°C | 33.9°C | 28.8°C | 41.4°C | 27.4°C | 0 mm | 51% | 2.5 m/s | 5.9 |
| 2018 | 38.4°C | 33.2°C | 28.0°C | 40.9°C | 26.3°C | 0 mm | 51% | 2.9 m/s | 5.8 |
| 2017 | 39.1°C | 33.9°C | 28.6°C | 41.7°C | 25.7°C | 1 mm | 44% | 2.1 m/s | 5.9 |
| 2016 | 38.0°C | 33.0°C | 28.0°C | 41.7°C | 26.8°C | 5 mm | 56% | 2.9 m/s | 5.9 |
| 2015 | 38.2°C | 33.4°C | 28.6°C | 40.6°C | 26.3°C | 12 mm | 46% | 2.5 m/s | 6.1 |
| 2014 | 38.4°C | 33.2°C | 28.1°C | 43.1°C | 25.8°C | 5 mm | 51% | 2.4 m/s | 6.1 |
| 2013 | 38.5°C | 33.1°C | 27.7°C | 41.8°C | 25.2°C | 4 mm | 51% | 2.6 m/s | 6 |
| 2012 | 39.4°C | 34.3°C | 29.2°C | 42.6°C | 27.4°C | 3 mm | 43% | 2.1 m/s | 6 |
| 2011 | 39.5°C | 34.0°C | 28.5°C | 42.8°C | 26.8°C | 0 mm | 46% | 2.2 m/s | 6.1 |
| 2010 | 37.9°C | 32.9°C | 27.9°C | 40.7°C | 25.5°C | 18 mm | 47% | 2.4 m/s | 6.2 |
| 2009 | 38.7°C | 33.4°C | 28.0°C | 42.0°C | 25.7°C | 10 mm | 53% | 2.5 m/s | 6.1 |
| 2008 | 38.5°C | 33.1°C | 27.7°C | 41.7°C | 25.5°C | 2 mm | 49% | 2.6 m/s | 5.9 |
| 2007 | 38.1°C | 33.2°C | 28.3°C | 40.8°C | 25.6°C | 1 mm | 43% | 2.3 m/s | 6.2 |
| 2006 | 38.4°C | 33.3°C | 28.2°C | 40.3°C | 25.9°C | 1 mm | 47% | 2.3 m/s | 6 |
| 2005 | 38.6°C | 33.2°C | 27.7°C | 40.7°C | 26.2°C | 1 mm | 51% | 2.6 m/s | 6 |
| 2004 ❄️ 🌧️ | 36.6°C | 31.7°C | 26.7°C | 40.9°C | 24.5°C | 23 mm | 56% | 2.9 m/s | 5.9 |
| 2003 | 38.3°C | 33.1°C | 27.8°C | 41.0°C | 25.7°C | 0 mm | 50% | 2.5 m/s | 6 |
| 2002 | 38.0°C | 32.9°C | 27.7°C | 41.5°C | 25.7°C | 0 mm | 52% | 2.3 m/s | 6 |
| 2001 | 37.9°C | 32.8°C | 27.8°C | 42.2°C | 25.7°C | 2 mm | 53% | 2.6 m/s | 5.9 |
| 2000 | 37.1°C | 32.3°C | 27.5°C | 41.0°C | 25.1°C | 5 mm | 55% | 2.9 m/s | 5.7 |
| 1999 | 37.1°C | 32.3°C | 27.6°C | 41.0°C | 26.0°C | 0 mm | 55% | 2.7 m/s | 5.9 |
| 1998 | 38.4°C | 33.6°C | 28.8°C | 41.8°C | 26.3°C | 12 mm | 48% | 2.3 m/s | 6 |
| 1997 | 39.5°C | 34.0°C | 28.5°C | 41.9°C | 26.4°C | 1 mm | 45% | 2.2 m/s | 5.7 |
| 1996 | 38.0°C | 32.7°C | 27.5°C | 40.8°C | 24.3°C | 0 mm | 49% | 2.4 m/s | 5.5 |
| 1995 | 38.1°C | 32.9°C | 27.6°C | 41.3°C | 25.3°C | 1 mm | 46% | 2.6 m/s | 5.8 |
| 1994 | 37.0°C | 32.3°C | 27.7°C | 39.8°C | 24.7°C | 1 mm | 46% | 2.7 m/s | 5.6 |
| 1993 | 37.9°C | 32.9°C | 28.0°C | 40.4°C | 25.4°C | 14 mm | 50% | 2.3 m/s | 5.5 |
| 1992 | 36.9°C | 31.9°C | 26.8°C | 39.6°C | 25.1°C | 0 mm | 45% | 2.5 m/s | 5.8 |
| 1991 | 37.5°C | 32.0°C | 26.5°C | 41.1°C | 23.0°C | 1 mm | 52% | 3.2 m/s | 5.4 |
| 1990 | 38.2°C | 33.1°C | 28.0°C | 42.3°C | 26.5°C | 1 mm | 52% | 2.4 m/s | 5.3 |
| 1989 | 37.7°C | 32.4°C | 27.0°C | 42.0°C | 24.2°C | 0 mm | 47% | 2.3 m/s | 5.4 |
| 1988 | 37.4°C | 32.3°C | 27.2°C | 42.0°C | 25.1°C | 0 mm | 49% | 3 m/s | 5.7 |
| 1987 | 38.4°C | 33.2°C | 27.9°C | 42.9°C | 25.6°C | 0 mm | 48% | 2.6 m/s | 5.2 |
| 1986 | 38.4°C | 33.0°C | 27.6°C | 40.8°C | 24.4°C | 0 mm | 38% | 2.2 m/s | 5.4 |
| 1985 | 37.8°C | 32.4°C | 27.0°C | 40.9°C | 24.1°C | 0 mm | 40% | 2.4 m/s | 5.7 |
| 1984 | 38.3°C | 32.9°C | 27.5°C | 41.2°C | 25.4°C | 3 mm | 38% | 2.2 m/s | 5.4 |
| 1983 | 38.2°C | 32.7°C | 27.1°C | 41.1°C | 24.4°C | 0 mm | 45% | 2.3 m/s | — |
| 1982 | 37.7°C | 32.5°C | 27.3°C | 39.7°C | 25.4°C | 1 mm | 40% | 2 m/s | — |
| 1981 | 37.7°C | 32.3°C | 26.8°C | 41.1°C | 25.0°C | 0 mm | 40% | 2.3 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 38.2°C with lows near 27.9°C (mean 33.1°C), based on 45 years of NASA POWER data.
September averages 3 mm of rainfall in Kalbā, about average for rainfall. The wettest on record was 23 mm in 2004.
The hottest September reached 43.1°C in 2014. The coldest dipped to 23°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°C. Daytime highs moved from 37.9°C to 38.6°C and overnight lows from 27.1°C to 28.5°C over the same span.
September is one of the warmer months of the year in Kalbā and about average for rainfall, so plan for around 38.2°C daytime highs and 27.9°C at night.
Not quite — September is the 8th coolest month in Kalbā, averaging 33.1°C.
For September in Kalbā, pack light, breathable clothing and sun protection, with typical highs of 38.2°C and lows of 27.9°C.
Relative humidity in September averages 48% — relatively dry.
Average wind speed in September is 2.5 m/s. The windiest September on record averaged 3.2 m/s (1991).
The wettest September on record was 2004 with 23 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 Kalbā 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.
