Hamilton Weather and Climate
Climate Snapshot
Hamilton's warmest month in 2024 was February, averaging 26.9 degrees. That gives Hamilton an annual average daytime high of 19.0 degrees, 0.8 degrees cooler than the Victoria mean.
Daytime highs peak at 26.9 degrees in February and bottom out with overnight lows of 4.5 degrees in June. That is a 22.4 degree spread from hottest afternoon to coldest night. Overnight minimums average 9.0 degrees across the year, 1.0 degrees colder than the Victoria average of 10.0.
Annual rainfall totals 541mm across 103 rain days, 16 percent drier than the Victoria average. The wettest month is August at 74mm, and February is the driest at 1mm.
There is a pronounced wet-dry split here. August receives 74mm while February gets just 1mm, so the contrast between seasons is stark.
Our Comfort Score puts January on top at 10.0/10 and June at the bottom with 1.0/10. That's the best and worst months for pleasant weather.
Scroll down for the full month-by-month breakdown, or jump straight to January if you're picking the best time to visit Hamilton.
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: 5.9/10 - Ranked #147 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 | 25.5 | 12.6 | 94 | 9.8 |
| Autumn | 19.2 | 9.3 | 65 | 6.2 |
| Winter | 13.0 | 5.5 | 178 | 1.6 |
| Spring | 18.3 | 8.6 | 203 | 5.8 |
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 Hamilton.
24.8°C, 57mm rain February
26.9°C, 1mm rain March
24.8°C, 10mm rain April
17.0°C, 36mm rain May
15.9°C, 20mm rain June
11.9°C, 30mm rain July
11.8°C, 74mm rain August
15.3°C, 74mm rain September
14.4°C, 67mm rain October
18.4°C, 70mm rain November
22.1°C, 66mm rain December
24.7°C, 36mm rain
Compare and Explore
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