Climate Insights for Cape Flattery Airport

The climate in Cape Flattery Airport is hot. The average annual temperature is 26°C and approximately 1603mm of precipitation falls per year. January is the wettest month, receiving around 376mm of rainfall. Cape Flattery Airport 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, December, January. The coldest months are August, July, June, when temperatures can drop to 22°C.

Cape Flattery Airport has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is February, when average highs reach 30°C and the mean temperature sits around 28°C. August is the coolest month, with minimum temperatures around 22°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows.

Cape Flattery Airport is a fairly wet location, receiving approximately 1603mm of precipitation annually, which averages out to around 134mm per month. The wettest month is January, averaging 376mm of rainfall. March and February also tend to see above-average precipitation. The driest month is September, with just 16mm. That's 360mm less than January, 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.

Cape Flattery Airport is moderately windy, with an average annual wind speed of 27km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is May, averaging 32km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in February, with average winds dropping to 21km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 11km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 31km/h in winter, 27km/h in spring, 22km/h in summer, 28km/h in autumn.

It is currently autumn in Cape Flattery Airport, which began on March 20, 2026. Cape Flattery Airport 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 30°C, while the coldest stretch bottoms out in August near 22°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Cape Flattery Airport is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 23mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 30°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Cape Flattery Airport 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.