Barossa Valley Weather and Climate
Climate Snapshot
Barossa Valley's warmest month in 2024 was February, averaging 30.1 degrees. That gives Barossa Valley an annual average daytime high of 21.7 degrees, 1.2 degrees cooler than the South Australia mean.
Daytime highs peak at 30.1 degrees in February and bottom out with overnight lows of 6.1 degrees in July. That is a 24.0 degree spread from hottest afternoon to coldest night. Overnight minimums average 10.9 degrees across the year, 1.3 degrees colder than the South Australia average of 12.2.
Annual rainfall totals 488mm across 83 rain days, 33 percent wetter than the South Australia average. The wettest month is January at 95mm, and February is the driest at 0mm.
There is a pronounced wet-dry split here. January receives 95mm while February gets just 0mm, so the contrast between seasons is stark.
When we crunch the numbers on temperature, humidity, UV, and rainfall, November comes out as the sweet spot with a Comfort Score of 10.0 out of 10. July sits at the other end at 1.0.
Scroll down for the full month-by-month breakdown, or jump straight to November if you're picking the best time to visit Barossa Valley.
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: 6.3/10 - Ranked #113 of 213 Australian cities (national avg 6.2, SA avg 6.5)
Seasonal Overview
| Season | Avg Max °C | Avg Min °C | Total Rain mm | Comfort |
|---|---|---|---|---|
| Summer | 29.0 | 15.1 | 109 | 7.6 |
| Autumn | 22.2 | 11.4 | 28 | 7.3 |
| Winter | 14.4 | 6.9 | 217 | 2.3 |
| Spring | 21.3 | 10.0 | 134 | 8.2 |
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 Barossa Valley.
28.6°C, 95mm rain February
30.1°C, 0mm rain March
28.5°C, 6mm rain April
19.7°C, 10mm rain May
18.5°C, 11mm rain June
13.6°C, 66mm rain July
12.7°C, 79mm rain August
16.9°C, 72mm rain September
17.0°C, 47mm rain October
22.1°C, 50mm rain November
24.7°C, 38mm rain December
28.4°C, 15mm rain
Compare and Explore
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