Mount Barker in Spring
In spring (September, October and November), Mount Barker sees average daytime highs around 20°C and overnight lows near 9°C, with 125 mm of rain over about 23 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 16°C in early September to 24°C by late November. The sky is clear or mostly clear about 35% of the time across spring, and the air most often feels dry.
Spring is Mount Barker's 3rd-best season to visit on our travel score. For the whole year in context, see Mount Barker's year-round climate.
- Avg daytime high
- 20°C
- 3rd-warmest season
- Avg overnight low
- 9°C
- Rainfall
- 125 mm
- 23 wet days
- Avg wind
- 14 km/h
- Travel score
- 6.6
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Mount Barker in Spring
Over the season highs climb from about 16°C in early September to 24°C by late November.
A typical spring day in Mount Barker reaches about 20°C and drops to 9°C overnight. The warmest of the three months is November, the coolest September.
Mount Barker weather by month
How the three spring months (September, October and November) 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 | 27° / 14° | 21 | 3.5 | 14.1 | 7.8 |
| Feb | 27° / 15° | 18 | 2.8 | 13.3 | 8.0 |
| Mar | 24° / 13° | 18 | 3.4 | 12.3 | 8.1 |
| Apr | 21° / 11° | 33 | 5.3 | 11.1 | 7.2 |
| May | 17° / 9° | 44 | 8.4 | 10.2 | 5.5 |
| Jun | 14° / 7° | 51 | 9.3 | 9.7 | 4.1 |
| Jul | 13° / 6° | 56 | 10.4 | 9.9 | 3.7 |
| Aug | 14° / 7° | 56 | 10.8 | 10.7 | 4.2 |
| Sep | 17° / 8° | 55 | 9.7 | 11.8 | 5.5 |
| Oct | 20° / 9° | 36 | 6.8 | 12.9 | 6.8 |
| Nov | 23° / 11° | 34 | 6 | 13.8 | 7.5 |
| Dec | 25° / 13° | 29 | 5.3 | 14.3 | 7.8 |
Cloud cover in Spring
The sky is clear or mostly clear about 35% of the time across spring.
Chance of precipitation in Spring
Mount Barker gets around 125 mm of rain over 23 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 14 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 12 min in early September to 14 h 12 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.8 kWh/m².
Hazard calendar for Mount Barker
In spring, Mount Barker overlaps its cyclone season. The full year is below, with each hazard's peak months called out.
Mount Barker sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Is spring a good time to visit Mount Barker?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Mount Barker for sightseeing.
What to pack for Mount Barker in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Mount Barker sees daytime highs around 20°C and nights near 9°C. Pack sun protection. Worth having: light clothes, a warm layer and rain gear. About 23 days see rain.
Sea temperature near Mount Barker in Spring
The nearest coast averages about 16°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 45 km away) is warmest in February at about 21°C and coldest in August near 13°C.
It's comfortable for a long swim from Jan 3 to Mar 30 — about 2.9 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 21 | 21 | 21 | 19 | 17 | 15 | 14 | 13 | 14 | 15 | 17 | 19 |
| Comfort | Refreshing | Refreshing | Refreshing | Cool | Cool | Cool | Bracing | Bracing | Bracing | Cool | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 21 | Refreshing |
| Feb | 21 | Refreshing |
| Mar | 21 | Refreshing |
| Apr | 19 | Cool |
| May | 17 | Cool |
| Jun | 15 | Cool |
| Jul | 14 | Bracing |
| Aug | 13 | Bracing |
| Sep | 14 | Bracing |
| Oct | 15 | Cool |
| Nov | 17 | Cool |
| Dec | 19 | Cool |
UV index in Mount Barker in Spring
Clear-sky midday UV across spring averages around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mount Barker peaks around January 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 3 (moderate).
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) | 13 | 11 | 9 | 5 | 3 | 3 | 3 | 4 | 6 | 8 | 10 | 13 |
| Level | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Moderate | High | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 11 | Extreme |
| Mar | 9 | Very high |
| Apr | 5 | High |
| May | 3 | Moderate |
| Jun | 3 | Moderate |
| Jul | 3 | Moderate |
| Aug | 4 | Moderate |
| Sep | 6 | High |
| Oct | 8 | Very high |
| Nov | 10 | Extreme |
| Dec | 13 | Extreme |
Where is Mount Barker?
Mount Barker sits at 35.1°S, 138.9°E, 322 m above sea level, in Australia. The nearest listed city is Adelaide Hills, 23 km away.
Topography around Mount Barker
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mount Barker.
Within 3 km, the terrain around Mount Barker has only modest variations in elevation — a maximum elevation change of 154 m around an average of 352 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 551 m; within 80 km, large variations in elevation — a maximum elevation change of 700 m.
The land around Mount Barker is covered by trees (42%), grassland (30%) and artificial surfaces (24%) within 3 km, grassland (59%) and trees (35%) within 16 km, and grassland (33%), water (29%) and cropland (22%) 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 Barker (-35.0667°, 138.8667°, elevation 322 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.