Climate Insights for Blair Athol

The climate in Blair Athol is warm and mild. The average annual temperature is 18°C and approximately 513mm of precipitation falls per year. March is the wettest month, receiving around 69mm of rainfall. Blair Athol 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 4°C.

Temperatures in Blair Athol vary considerably across the year, with a 29°C difference between the coldest and warmest months. The warmest month is January, when average highs reach 33°C and the mean temperature sits around 27°C. July is the coolest month, with minimum temperatures around 4°C and an average of 10°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 5°C shift in average temperatures.

Blair Athol is a relatively dry area, receiving approximately 513mm of precipitation annually, which averages out to around 43mm per month. The wettest month is March, averaging 69mm of rainfall. October and November also tend to see above-average precipitation. The driest month is July, with just 27mm. That's 42mm less than March, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Blair Athol is mildly breezy, with an average annual wind speed of 15km/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 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 13km/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 14km/h in winter, 17km/h in spring, 17km/h in summer, 14km/h in autumn.

It is currently autumn in Blair Athol, which began on March 20, 2026. Blair Athol 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 33°C, while the coldest stretch bottoms out in July near 4°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Blair Athol is during March, April, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 53mm per month. By contrast, January can be uncomfortably hot with highs reaching 33°C, while July is the coldest period with lows dropping to 4°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 Blair Athol 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.