Climate Insights for Alton Downs

The climate in Alton Downs is warm and mild. The average annual temperature is 23°C and approximately 791mm of precipitation falls per year. March is the wettest month, receiving around 166mm of rainfall. Alton Downs 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: February, January, December. The coldest months are July, August, June, when temperatures can drop to 13°C.

Alton Downs sees moderate temperature variation throughout the year, ranging from 13°C to 31°C. The warmest month is February, when average highs reach 31°C and the mean temperature sits around 27°C. July is the coolest month, with minimum temperatures around 13°C and an average of 17°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.

Alton Downs is a relatively dry area, receiving approximately 791mm of precipitation annually, which averages out to around 66mm per month. The wettest month is March, averaging 166mm of rainfall. February and January also tend to see above-average precipitation. The driest month is August, with just 16mm. That's 151mm less than March, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Alton Downs is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently winter in Alton Downs, which began on June 21, 2026. Alton Downs 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 February at around 31°C, while the coldest stretch bottoms out in July near 13°C. Spring is next, beginning on September 23, 2026 — 93 days from now.

The best time to visit Alton Downs is during April, May, June, July, August, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 42mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 31°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 Alton Downs 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.