Riverina
The warmest wine region in the country at 26.5°C in January, and the one that turned its humidity into an asset. Riverina is the home of Australian botrytis Semillon, a sweet wine that depends on the rot most regions spend the year fighting.
Known for
- Botrytis Semillon
- Shiraz
- Durif
Why Riverina tastes the way it does
The warmest region in the country and one of the most productive, irrigated from the Murrumbidgee. Heat gives generous, soft wine for drinking young. The exception is what made its name: autumn humidity lets botrytis form on Semillon, concentrating it into Australia's best-known sweet wine, from the same rot every other region spends the year fighting.
January averages 26.5°C here and the growing season adds up to 2,526 heat units, which is hot, and the fruit ripens fast.
A short history
The Murrumbidgee Irrigation Area opened in 1912 and vines went in almost at once, many planted by Italian families who settled the district. Botrytis Semillon was first made commercially here in the 1980s and changed how the region was seen.
Riverina was registered as a protected wine name in 1998, which makes the boundary a legal definition rather than a marketing one.
What your house does to a bottle from Riverina
A bottle from Riverina ages at the rate its temperature sets, not at the rate the vintage chart says. Barello's model is the physical one: every 10°C above 13°C roughly doubles the rate, and at 25°C or more you are not ageing it, you are cooking it. Pick where you live and where the bottle actually sits.
Choose a city and a spot, and this line will tell you how much faster the bottle is ageing than it would in a cellar.
This is the same model that dates every bottle in Barello. Open the app to run it against your own wine. Or read how to store wine without a cellar, or the wine temperature chart.
Riverina in numbers
| Planted vineyard | 17,247 ha | number 2 of 64 in Australia |
|---|---|---|
| Region area | 77,974 km² | 0.22% of it under vine |
| Grapes crushed | 290,791 t a year | 16.9 tonnes a hectare |
| January average | 26.5°C | number 64 coolest of 64 |
| Heat units | 2,526 | warmth added up over the growing season |
| Land in the GI rises | 66 to 540 m | the boundary, not where the vines are |
| Registered | 1998 | as a protected name |
Nearby
- Rutherglen206 km south, 2.2°C cooler
- Goulburn Valley232 km south, 2.6°C cooler
- Beechworth235 km south, 4.0°C cooler
Distances are between the registered centres of each region, so they are as the crow flies rather than as the road goes.
Where these numbers come from
Boundaries and figures: Wine Australia Geographical Indications register, used under CC BY 4.0. Climate figures are the register's own long-run averages, measured in the vineyard. The history and the tasting notes above are Barello's own.