Climate Insights for Gundaroo

The climate in Gundaroo is temperate. The average annual temperature is 13°C and approximately 681mm of precipitation falls per year. Gundaroo receives a notable amount of rainfall throughout the year, including during its driest month. Gundaroo 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 2°C.

Temperatures in Gundaroo vary considerably across the year, with a 25°C difference between the coldest and warmest months. The warmest month is January, when average highs reach 27°C and the mean temperature sits around 21°C. July is the coolest month, with minimum temperatures around 2°C and an average of 6°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 4°C shift in average temperatures.

Gundaroo is a relatively dry area, receiving approximately 681mm of precipitation annually, which averages out to around 57mm per month. The wettest month is November, averaging 82mm of rainfall. January and October also tend to see above-average precipitation. The driest month is May, with just 40mm. That's 42mm less than November, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.

Gundaroo is mildly breezy, with an average annual wind speed of 19km/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 20km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 17km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

It is currently autumn in Gundaroo, which began on March 20, 2026. Gundaroo 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 27°C, while the coldest stretch bottoms out in July near 2°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Gundaroo is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 61mm per month. By contrast, July can be quite cold with temperatures dropping to 2°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Gundaroo 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.