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Tasmania, an amazing rugged and green island you want to visit once in you life. The island state south of Australia is one of the most picturesque islands in the world.
Coles Bay Weather in September
September in Coles Bay brings moderate temperatures, with highs of 14°C (57°F) and nights dropping to 9°C (48°F). Expect some rainfall, with around 46 mm (1.8 in) typical for the month.
Rainfall in Coles Bay in September
You can typically expect 15 days of rain this month, averaging around 46 mm (1.8 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Coles Bay in September
In September, expect moderate temperatures in Coles Bay, with highs of 14°C (57°F) and lows of 9°C (48°F) at night. Conditions are often most pleasant around the middle of the day. With lows around 9°C (48°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.If your ideal day consists of dry skies and pleasant temperatures, January, February, March and December typically offer the best circumstances for Coles Bay.
Coles Bay Temperature in September
Min Temperature
9°C (48°F)
Max Temperature
14°C (57°F)
Chance of Rain
49%
Precipitation
46 mm (1.8 in)
Rainy days
15 days
Coles Bay Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Coles Bay - and find the best time to visit.
Daily Historical Temperatures
42-year average (1976-2025)
Based on our historical records, temperatures in Coles Bay typically stay consistent throughout September, with daily highs averaging around 14°C (57°F). Nights are cold, with lows around 7°C (45°F).
Average temperatures in September
Daily Historical Precipitation
42-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Coles Bay in September
Browse day-by-day weather records for Coles Bay spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Coles Bay historical weather extremes in September
The extremes listed below come from historical weather data collected in Coles Bay from 1990 through 2026.
- On September 28, 2014, temperatures climbed to 26°C (79°F), marking the warmest September day on record.
- Coles Bay experienced its chilliest September day on September 19, 1994, reaching only 6°C (43°F).
- Coles Bay registered its coldest September night on September 21, 1994, with temperatures dropping to -3°C (27°F).
Best Places in Tasmania in September
Find out more about the weather in Tasmania and which places have the best travel conditions in this month. See all of Tasmania in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Coles Bay in September
Pack for changing conditions in Coles Bay in September. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days.
What To Do in Coles Bay in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Camping5/10 -
Outdoor sports10/10
Coles Bay 3-Day Forecast
More climate data for Coles Bay
See the full Coles Bay climate overview or explore weather in Tasmania.
Popular in September
Where to go in September - average daytime high across popular destinations.
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