Kalgoorlie Weather in September
Average highs run from 20°C on September 1 to 24°C on September 30, and lows from 7°C to 10°C. Normal precipitation for the month is 12 mm over about 3 wet days.
September day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
September at a glance
- Average high
- 23°C
- Average low
- 9°C
- Precipitation
- 12 mm
- Record high
- 38°CSep 29, 2023
- Record low
- -1°CSep 2, 1956
- Daylight
- 11 h 28 min to 12 h 21 min
- Cloud cover
- 33%
- Humidity
- 52%
- Dew point
- 4°C
- Wind
- 18.0 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Sep 1 | 20°C | 7°C | 31°C 2023 | 0°C 1942 | 13% |
| Sep 2 | 20°C | 7°C | 30°C 2013 | -1°C 1956 | 13% |
| Sep 3 | 21°C | 7°C | 30°C 1950 | 0°C 2021 | 12% |
| Sep 4 | 21°C | 7°C | 31°C 1989 | 1°C 1979 | 12% |
| Sep 5 | 21°C | 7°C | 33°C 1950 | 1°C 1998 | 11% |
| Sep 6 | 21°C | 8°C | 33°C 1989 | 0°C 1969 | 10% |
| Sep 7 | 21°C | 8°C | 31°C 1981 | 0°C 1960 | 10% |
| Sep 8 | 21°C | 8°C | 30°C 1954 | 2°C 1960 | 10% |
| Sep 9 | 23°C | 8°C | 32°C 2019 | -1°C 1953 | 9% |
| Sep 10 | 24°C | 9°C | 36°C 2019 | 0°C 1953 | 9% |
| Sep 11 | 23°C | 9°C | 35°C 2023 | 0°C 1942 | 9% |
| Sep 12 | 23°C | 9°C | 34°C 2019 | 2°C 1949 | 8% |
| Sep 13 | 22°C | 8°C | 36°C 2019 | 1°C 1978 | 8% |
| Sep 14 | 23°C | 8°C | 35°C 2019 | 2°C 1957 | 9% |
| Sep 15 | 22°C | 8°C | 34°C 1981 | 1°C 2018 | 9% |
| Sep 16 | 23°C | 9°C | 33°C 2006 | 0°C 1942 | 8% |
| Sep 17 | 24°C | 9°C | 33°C 1976 | 0°C 2016 | 8% |
| Sep 18 | 24°C | 9°C | 32°C 2001 | 2°C 1958 | 8% |
| Sep 19 | 23°C | 9°C | 35°C 2017 | 1°C 1993 | 8% |
| Sep 20 | 24°C | 8°C | 34°C 1977 | 0°C 1993 | 9% |
| Sep 21 | 25°C | 9°C | 35°C 2014 | 2°C 1949 | 9% |
| Sep 22 | 23°C | 9°C | 36°C 1987 | 2°C 1964 | 9% |
| Sep 23 | 22°C | 9°C | 34°C 1965 | 1°C 1998 | 10% |
| Sep 24 | 24°C | 10°C | 34°C 2018 | 1°C 1968 | 10% |
| Sep 25 | 25°C | 10°C | 33°C 1987 | 3°C 1971 | 10% |
| Sep 26 | 26°C | 10°C | 34°C 1946 | 2°C 1971 | 10% |
| Sep 27 | 24°C | 11°C | 35°C 1961 | 1°C 1975 | 10% |
| Sep 28 | 23°C | 9°C | 37°C 1980 | 2°C 1987 | 10% |
| Sep 29 | 25°C | 9°C | 38°C 2023 | 2°C 2016 | 9% |
| Sep 30 | 24°C | 10°C | 34°C 1939 | 3°C 1996 | 8% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+8).
- September 1
- sunrise 6:10 AM, sunset 5:38 PM
- September 30
- sunrise 5:34 AM, sunset 5:55 PM
Other months
Sources
Records: NOAA GHCN-Daily, station ASN00012038, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-26. Sun and moon: computed with the NOAA solar equations and Meeus.