Climate Insights for Bermagui

The climate in Bermagui is temperate. The average annual temperature is 16°C and approximately 891mm of precipitation falls per year. Bermagui receives a notable amount of rainfall throughout the year, including during its driest month. Bermagui is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: January, February, December. The coldest months are July, August, June, when temperatures can drop to 7°C.

Bermagui sees moderate temperature variation throughout the year, ranging from 7°C to 25°C. The warmest month is January, when average highs reach 25°C and the mean temperature sits around 21°C. July is the coolest month, with minimum temperatures around 7°C and an average of 11°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.

Bermagui is a moderately rainy area, receiving approximately 891mm of precipitation annually, which averages out to around 74mm per month. The wettest month is November, averaging 114mm of rainfall. January and March also tend to see above-average precipitation. The driest month is July, with just 44mm. That's 70mm less than November, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Bermagui is mildly breezy, with an average annual wind speed of 16km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 14km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 15km/h in winter, 18km/h in spring, 17km/h in summer, 15km/h in autumn.

It is currently autumn in Bermagui, which began on March 20, 2026. Bermagui is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 25°C, while the coldest stretch bottoms out in July near 7°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Bermagui is during February, March, April, October and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 83mm per month. By contrast, January can be uncomfortably hot with highs reaching 25°C, while July is the coldest period with lows dropping to 7°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Bermagui based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.