Climate averages 1991–2020
Canberra weather
in September.
A cool, moderately wet month: the 8th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a cool month in Canberra: daytime highs average 14.9°C and nights cool to about 4.0°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 51 mm of rain on roughly 7 days, which makes September a moderately wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 50 min on an average September day.
The nearest other city in this atlas is Tuggeranong (16 km away). In September its highs average 14.9°C, about as warm as Canberra, with 67 mm of rain.
Among the 32 cities listed in Australia, Canberra ranks joint 28th of 32 for the warmest September highs and joint 17th of 32 for the driest September (rainfall, lowest first). The mean September high of those 32 cities is 20.0°C; Canberra is 5.1°C cooler than that mean.
From September to October, average highs rise by 3.6°C to 18.5°C, and monthly rainfall rises from 51 mm to 56 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Canberra climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.7°C14.3°C | 14.3°C | 48 | 6.5 | 14.214 h |
| February | 25.2°C13.9°C | 13.9°C | 52 | 6.0 | 13.413 h |
| March | 22.5°C11.7°C | 11.7°C | 38 | 5.3 | 12.312 h |
| April | 18.5°C8.0°C | 8.0°C | 27 | 3.9 | 11.211 h |
| May | 14.3°C4.3°C | 4.3°C | 28 | 4.3 | 10.310 h |
| June | 10.9°C2.5°C | 2.5°C | 52 | 6.9 | 9.810 h |
| July | 10.0°C1.3°C | 1.3°C | 37 | 6.7 | 10.010 h |
| August | 11.4°C1.6°C | 1.6°C | 49 | 7.5 | 10.811 h |
| September, selected | 14.9°C4.0°C | 4.0°C | 51 | 7.3 | 11.812 h |
| October | 18.5°C6.8°C | 6.8°C | 56 | 7.3 | 13.013 h |
| November | 21.5°C9.8°C | 9.8°C | 58 | 8.3 | 13.914 h |
| December | 24.3°C12.1°C | 12.1°C | 55 | 6.9 | 14.514 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Tuggeranong in SeptemberAustralia · 16 kmHigh 14.9°C · Low 4.0°C · 67 mm rain
- Wollongong in SeptemberAustralia · 187 kmHigh 18.8°C · Low 12.3°C · 59 mm rain
- Blue Mountains in SeptemberAustralia · 206 kmHigh 15.0°C · Low 4.3°C · 53 mm rain
- Sydney in SeptemberAustralia · 247 kmHigh 19.4°C · Low 11.5°C · 50 mm rain
- Central Coast in SeptemberAustralia · 291 kmHigh 19.8°C · Low 12.9°C · 51 mm rain
- Newcastle, Australia in SeptemberAustralia · 358 kmHigh 20.0°C · Low 12.8°C · 53 mm rain
- Maitland in SeptemberAustralia · 361 kmHigh 21.6°C · Low 10.9°C · 37 mm rain
- Bendigo in SeptemberAustralia · 466 kmHigh 15.5°C · Low 6.6°C · 52 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Canberra) is explained once on the Canberra year overview and on the Sources, method and limits page.