Bacchus Marsh Weather and Climate
Climate Snapshot
Bacchus Marsh's warmest month in 2024 was December, averaging 27.0 degrees. That gives Bacchus Marsh an annual average daytime high of 19.9 degrees, right on the Victoria average.
Daytime highs peak at 27.0 degrees in December and bottom out with overnight lows of 6.0 degrees in June. That is a 21.0 degree spread from hottest afternoon to coldest night. Overnight minimums average 10.2 degrees across the year, in line with the Victoria baseline.
Annual rainfall totals 653mm across 106 rain days, close to the Victoria average. The wettest month is January at 106mm, and February is the driest at 7mm.
Don't let yearly averages fool you. The difference between January and February is massive, so timing your visit matters.
By our reckoning, November (10.0/10) is when the weather is at its finest, while June (1.0/10) is the toughest month to be outdoors.
Scroll down for the full month-by-month breakdown, or jump straight to November if you're picking the best time to visit Bacchus Marsh.
Monthly Comfort Score
Our Comfort Score rates each month from 1 (tough) to 10 (ideal) based on temperature, humidity, rainfall, UV, and sunshine. How we calculate it
Annual Comfort Score: 6.2/10 - Ranked #119 of 213 Australian cities (national avg 6.2, VIC avg 5.9)
Seasonal Overview
| Season | Avg Max °C | Avg Min °C | Total Rain mm | Comfort |
|---|---|---|---|---|
| Summer | 26.2 | 13.9 | 154 | 9.3 |
| Autumn | 19.7 | 10.2 | 123 | 6.1 |
| Winter | 13.8 | 6.9 | 158 | 2.2 |
| Spring | 20.0 | 9.9 | 218 | 7.2 |
Monthly Climate Averages
| Month | Max °C | Min °C | Rain mm | Rain Days | Solar MJ | Humidity % | Comfort |
|---|
Weather by Month
Detailed climate data, packing advice, and what to expect for each month in Bacchus Marsh.
24.7°C, 106mm rain February
26.8°C, 7mm rain March
25.2°C, 12mm rain April
17.8°C, 70mm rain May
16.1°C, 42mm rain June
12.6°C, 39mm rain July
12.1°C, 85mm rain August
16.6°C, 34mm rain September
16.4°C, 72mm rain October
19.7°C, 64mm rain November
23.9°C, 83mm rain December
27.0°C, 41mm rain
Compare and Explore
Similar Climates
If you like Bacchus Marsh's climate, you might also consider: