Mount Gambier in Winter
In winter (June, July and August), Mount Gambier sees average daytime highs around 13°C and overnight lows near 7°C, with 221 mm of rain over about 38 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across winter, daytime highs hold fairly steady around 13°C. The sky is clear or mostly clear about 13% of the time across winter, and the air most often feels dry.
Winter is Mount Gambier's weakest season of the year to visit on our travel score. For the whole year in context, see Mount Gambier's year-round climate.
- Avg daytime high
- 13°C
- coldest season of the year
- Avg overnight low
- 7°C
- Rainfall
- 221 mm
- 38 wet days
- Avg wind
- 15 km/h
- Travel score
- 3.5
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Mount Gambier in Winter
Across winter, daytime highs hold fairly steady around 13°C.
A typical winter day in Mount Gambier reaches about 13°C and drops to 7°C overnight. The warmest of the three months is August, the coolest July.
Mount Gambier weather by month
How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 24° / 12° | 38 | 5 | 14.3 | 7.9 |
| Feb | 24° / 13° | 24 | 3.8 | 13.5 | 8.0 |
| Mar | 22° / 11° | 28 | 5.5 | 12.3 | 7.4 |
| Apr | 19° / 10° | 38 | 6.8 | 11.1 | 6.4 |
| May | 16° / 9° | 51 | 9.2 | 10 | 4.9 |
| Jun | 14° / 7° | 66 | 11.6 | 9.4 | 3.7 |
| Jul | 13° / 7° | 74 | 12.9 | 9.6 | 3.3 |
| Aug | 14° / 7° | 81 | 13.9 | 10.5 | 3.6 |
| Sep | 16° / 7° | 73 | 12.4 | 11.7 | 4.4 |
| Oct | 18° / 8° | 51 | 9.7 | 13 | 5.7 |
| Nov | 20° / 9° | 46 | 7.4 | 14 | 6.5 |
| Dec | 22° / 11° | 44 | 6.9 | 14.6 | 7.1 |
Cloud cover in Winter
The sky is clear or mostly clear about 13% of the time across winter.
Chance of precipitation in Winter
Mount Gambier gets around 221 mm of rain over 38 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 15 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 36 min in early June to 11 h 06 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 2.2 kWh/m².
Hazard calendar for Mount Gambier
None of Mount Gambier's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Mount Gambier sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Is winter a good time to visit Mount Gambier?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Mount Gambier.
What to pack for Mount Gambier in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Mount Gambier sees daytime highs around 13°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 38 days see rain.
Sea temperature near Mount Gambier in Winter
The nearest coast averages about 15°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 34 km away) is warmest in February at about 18°C and coldest in September near 14°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 17 | 18 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 15 | 16 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Cool | Cool | Bracing | Bracing | Bracing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 17 | Cool |
| Feb | 18 | Cool |
| Mar | 17 | Cool |
| Apr | 16 | Cool |
| May | 16 | Cool |
| Jun | 16 | Cool |
| Jul | 15 | Cool |
| Aug | 14 | Bracing |
| Sep | 14 | Bracing |
| Oct | 14 | Bracing |
| Nov | 15 | Cool |
| Dec | 16 | Cool |
UV index in Mount Gambier in Winter
Clear-sky midday UV across winter averages around 2. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mount Gambier peaks around December 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 11 | 10 | 8 | 5 | 3 | 2 | 2 | 3 | 5 | 7 | 9 | 12 |
| Level | Extreme | Extreme | Very high | Moderate | Moderate | Low | Moderate | Moderate | Moderate | Very high | Very high | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 10 | Extreme |
| Mar | 8 | Very high |
| Apr | 5 | Moderate |
| May | 3 | Moderate |
| Jun | 2 | Low |
| Jul | 2 | Moderate |
| Aug | 3 | Moderate |
| Sep | 5 | Moderate |
| Oct | 7 | Very high |
| Nov | 9 | Very high |
| Dec | 12 | Extreme |
Where is Mount Gambier?
Mount Gambier sits at 37.8°S, 140.8°E, 41 m above sea level, in Australia. The nearest listed city is Warrnambool, 162 km away.
Topography around Mount Gambier
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mount Gambier.
Within 3 km, the terrain around Mount Gambier has only modest variations in elevation — a maximum elevation change of 162 m around an average of 49 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 166 m; within 80 km, significant variations in elevation — a maximum elevation change of 325 m.
The land around Mount Gambier is covered by artificial surfaces (39%), grassland (33%) and trees (22%) within 3 km, grassland (62%) and trees (31%) within 16 km, and grassland (39%), water (29%) and trees (28%) within 80 km.
Australia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type I
- 230 V · 50 Hz
- Prices
- ≈ 90% of US
- price level, 2025
- GDP per capita
- $65,130
- 2025
- Happiness
- 6.9 / 10
- World Happiness, 2025
- Homicide rate
- 0.9
- per 100k, 2023
- Road deaths
- 4.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Mount Gambier (-37.8318°, 140.7792°, elevation 41 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.