Greenly Garden

Frost dates and when to plant in Victoria

Australia

In Victoria the last spring frost comes between 1 July (Geelong) and 20 August (Ballarat) — the median of 2016–2025 in 4 cities. The first autumn frost comes between 19 June (Ballarat) and 25 June (Melbourne). The frost-free season lasts 303–338 days. One of the 5 cities had no frost at all. Tomato: plant out into open ground 21 October – 4 March, earliest in Melbourne, latest in Melbourne.

Frost dates by city in Victoria

CityLast spring frostFirst autumn frostFrost-free daysClimate zoneTomato: window
Geelong1 Julynone in ten years—Frost without a regular seasonfrom 22 October
Bendigo16 July19 June338270 frost-free days or more21 October – 27 February
Melbourne4 August25 June325270 frost-free days or more21 October – 4 March
Ballarat20 August19 June303270 frost-free days or more14 November – 27 February
Milduranone in ten yearsnone in ten years—No frost in ten years—

Median of 2016–2025 for the 25 km grid cell of the city: the last day at or below 0 °C in spring and the first in autumn (ERA5 reanalysis via Open-Meteo). In a cold year a frost can come a week or two later — Greenly warns 48 hours ahead.

When to plant in Victoria: windows by crop

The earliest start and the latest end among the cities here, each with its city; every city’s own window is on its page. Each window starts on the Greenly calendar date and ends on the last day that still leaves the crop’s days to harvest (from its card) before the average first autumn frost, plus six weeks of picking for crops harvested over weeks (tomatoes, peppers, aubergines, cucumbers, courgettes, pumpkins, watermelons, beans) — our rule; earlier in the window is safer.

Weather by month in Victoria

Across the 5 cities the warmest month is January (average days 24.5 … 33.7 °C) and the coldest July (average nights 4.4 … 6.9 °C). No city here averages below 0 °C at night in any month.

MonthDay, °CNight, °CRain, mm
January24.5 … 33.7 °C13.5 … 19.9 °C50
February23.8 … 32 °C12.7 … 18.7 °C24
March22.5 … 29.3 °C12.1 … 17 °C36
April17.8 … 23.8 °C9.4 … 12.7 °C55
May13.4 … 18.5 °C6.7 … 9.2 °C49
June10.4 … 15 °C4.7 … 7.2 °C58
July10 … 15.1 °C4.4 … 6.9 °C53
August11.1 … 16.8 °C4.7 … 7.3 °C60
September13.3 … 20.6 °C5.9 … 9.2 °C60
October16.4 … 24.3 °C7.4 … 11.9 °C76
November19.4 … 27.2 °C9.4 … 14.5 °C70
December22.7 … 31.2 °C11.1 … 17.4 °C51

Day and night: the lowest … highest monthly average among the cities; rain: the middle city (ERA5 via Open-Meteo).

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