September is one of the warmer months of the year in Kurung Kumey, with average highs near 26.2°C and lows around 13°C (mean 19.6°C). It is a relatively wet time of year, averaging 283 mm of rainfall and 87% relative humidity across the period.
September is one of the warmer months of the year in Kurung Kumey. Across 45 years of records, the warmest September in Kurung Kumey was 2024 — when the month averaged 22°C — while the coldest was 1986 at 17.7°C. Typical September days reach 26.2°C with nights near 13°C. The long-term trend is warming, about 0.5°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 19.0°C | 19.2°C | 19.4°C | 20.0°C | 20.9°C | +1.9°C |
| Avg High | 25.7°C | 26.2°C | 26.1°C | 26.4°C | 27.0°C | +1.3°C |
| Avg Low | 12.3°C | 12.3°C | 12.6°C | 13.7°C | 14.7°C | +2.4°C |
| Avg Rain | 288 mm | 272 mm | 240 mm | 336 mm | 274 mm | -13 mm |
September temperatures in Kurung Kumey have risen by about 1.7°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 10°C (1997) to a record high of 28.8°C (2024).
Rainfall in September is a relatively wet time of year, averaging 283 mm, with a wettest year of 445 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.
One of the best times to visit Kurung Kumey
September is one of the best times to visit Kurung Kumey. Expect days averaging 26.2°C and nights around 13°C (mean 19.6°C) — warmer than Kurung Kumey's yearly average — with higher rainfall (283 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 27.1°C | 15.4°C | 21.3°C | 324 mm | 86% | 0.3 m/s | 4 |
| 2024 🔥 | 28.8°C | 15.3°C | 22.0°C | 204 mm | 83% | 0.4 m/s | 4.5 |
| 2023 | 27.8°C | 13.3°C | 20.6°C | 158 mm | 82% | 0.4 m/s | 4.5 |
| 2022 | 26.3°C | 14.4°C | 20.3°C | 292 mm | 89% | 0.3 m/s | 3.4 |
| 2021 | 26.1°C | 14.2°C | 20.2°C | 224 mm | 85% | 0.3 m/s | 4.6 |
| 2020 🌧️ | 25.7°C | 15.8°C | 20.7°C | 445 mm | 90% | 0.3 m/s | 3.1 |
| 2019 | 25.7°C | 12.4°C | 19.0°C | 380 mm | 89% | 0.3 m/s | 3.2 |
| 2018 | 27.6°C | 14.8°C | 21.2°C | 350 mm | 90% | 0.3 m/s | 3.4 |
| 2017 | 27.2°C | 15.3°C | 21.3°C | 311 mm | 89% | 0.3 m/s | 3.3 |
| 2016 | 25.0°C | 14.8°C | 19.9°C | 417 mm | 90% | 0.3 m/s | 3.1 |
| 2015 | 25.1°C | 14.8°C | 20.0°C | 261 mm | 90% | 0.3 m/s | 3.6 |
| 2014 | 26.8°C | 13.3°C | 20.0°C | 328 mm | 88% | 0.3 m/s | 3.7 |
| 2013 | 26.4°C | 13.2°C | 19.8°C | 199 mm | 87% | 0.3 m/s | 4 |
| 2012 | 26.4°C | 14.4°C | 20.4°C | 392 mm | 89% | 0.3 m/s | 3.5 |
| 2011 | 27.4°C | 12.8°C | 20.1°C | 291 mm | 85% | 0.3 m/s | 4.1 |
| 2010 | 26.0°C | 11.3°C | 18.6°C | 430 mm | 87% | 0.3 m/s | 3.4 |
| 2009 | 26.0°C | 12.7°C | 19.3°C | 154 mm | 82% | 0.4 m/s | 4.6 |
| 2008 | 25.4°C | 13.4°C | 19.4°C | 196 mm | 85% | 0.3 m/s | 4.1 |
| 2007 | 26.5°C | 11.6°C | 19.0°C | 344 mm | 82% | 0.4 m/s | 4.1 |
| 2006 | 27.6°C | 13.1°C | 20.3°C | 231 mm | 84% | 0.3 m/s | 3.9 |
| 2005 | 26.8°C | 12.7°C | 19.8°C | 152 mm | 80% | 0.4 m/s | 4.6 |
| 2004 | 25.2°C | 12.8°C | 19.0°C | 174 mm | 86% | 0.3 m/s | 3.6 |
| 2003 | 25.5°C | 14.4°C | 20.0°C | 319 mm | 88% | 0.3 m/s | 3.4 |
| 2002 | 26.0°C | 11.3°C | 18.7°C | 219 mm | 82% | 0.4 m/s | 4.1 |
| 2001 | 25.2°C | 13.7°C | 19.4°C | 243 mm | 86% | 0.3 m/s | 3.6 |
| 2000 | 26.6°C | 10.6°C | 18.6°C | 365 mm | 87% | 0.3 m/s | 3.6 |
| 1999 | 26.0°C | 13.2°C | 19.6°C | 271 mm | 85% | 0.3 m/s | 4.3 |
| 1998 | 26.7°C | 13.1°C | 19.9°C | 122 mm | 81% | 0.4 m/s | 4.5 |
| 1997 | 26.0°C | 10.0°C | 18.0°C | 225 mm | 87% | 0.3 m/s | 4 |
| 1996 | 26.1°C | 13.3°C | 19.7°C | 167 mm | 86% | 0.3 m/s | 3.4 |
| 1995 | 27.7°C | 12.5°C | 20.1°C | 335 mm | 87% | 0.3 m/s | 3.8 |
| 1994 | 26.3°C | 10.7°C | 18.5°C | 245 mm | 84% | 0.4 m/s | 3.9 |
| 1993 | 25.8°C | 13.3°C | 19.5°C | 337 mm | 87% | 0.3 m/s | 3.2 |
| 1992 | 27.4°C | 11.0°C | 19.2°C | 153 mm | 83% | 0.4 m/s | 3.1 |
| 1991 | 24.5°C | 13.5°C | 19.0°C | 423 mm | 90% | 0.3 m/s | 2.8 |
| 1990 | 25.7°C | 12.2°C | 18.9°C | 444 mm | 88% | 0.3 m/s | 2.6 |
| 1989 | 26.3°C | 13.2°C | 19.7°C | 298 mm | 89% | 0.3 m/s | 3.3 |
| 1988 | 25.6°C | 13.5°C | 19.5°C | 296 mm | 89% | 0.3 m/s | 2.4 |
| 1987 | 23.9°C | 12.1°C | 18.0°C | 408 mm | 90% | 0.3 m/s | 2.9 |
| 1986 ❄️ | 24.5°C | 11.0°C | 17.7°C | 268 mm | 87% | 0.3 m/s | 2.7 |
| 1985 | 26.2°C | 13.5°C | 19.9°C | 274 mm | 89% | 0.3 m/s | 3.1 |
| 1984 | 25.8°C | 10.7°C | 18.2°C | 274 mm | 89% | 0.3 m/s | 2.6 |
| 1983 | 25.9°C | 12.8°C | 19.3°C | 356 mm | 88% | 0.3 m/s | — |
| 1982 | 26.6°C | 12.0°C | 19.3°C | 198 mm | 86% | 0.3 m/s | — |
| 1981 | 26.3°C | 12.3°C | 19.3°C | 216 mm | 88% | 0.3 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 26.2°C with lows near 13°C (mean 19.6°C), based on 45 years of NASA POWER data.
September averages 283 mm of rainfall in Kurung Kumey, a relatively wet time of year. The wettest on record was 445 mm in 2020.
The hottest September reached 28.8°C in 2024. The coldest dipped to 10°C in 1997.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.7°C. Daytime highs moved from 26.2°C to 27.2°C and overnight lows from 12.3°C to 14.5°C over the same span.
September is one of the warmer months of the year in Kurung Kumey and a relatively wet time of year, so plan for around 26.2°C daytime highs and 13°C at night.
Not quite — September is the 9th coolest month in Kurung Kumey, averaging 19.6°C.
For September in Kurung Kumey, pack light layers you can adjust through the day, with typical highs of 26.2°C and lows of 13°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 87% — quite humid.
Average wind speed in September is 0.3 m/s. The windiest September on record averaged 0.4 m/s (1992).
The wettest September on record was 2020 with 445 mm. On average, September sees 283 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 Kurung Kumey 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.
