Climate Insights for Butterworth Airport

The climate in Butterworth Airport is temperate. The average annual temperature is 17°C and approximately 935mm of precipitation falls per year. January is the wettest month, receiving around 122mm of rainfall. Butterworth 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: January, February, March. The coldest months are July, August, June, when temperatures can drop to 8°C.

Butterworth Airport sees moderate temperature variation throughout the year, ranging from 8°C to 26°C. The warmest month is January, when average highs reach 26°C and the mean temperature sits around 21°C. July is the coolest month, with minimum temperatures around 8°C and an average of 14°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 3°C shift in average temperatures.

Butterworth Airport is a moderately rainy area, receiving approximately 935mm of precipitation annually, which averages out to around 78mm per month. The wettest month is January, averaging 122mm of rainfall. March and December also tend to see above-average precipitation. The driest month is July, with just 19mm. That's 102mm 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.

Butterworth Airport is relatively calm, with an average annual wind speed of 12km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 10km/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 winter in Butterworth Airport, which began on June 21, 2026. Butterworth 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 January at around 26°C, while the coldest stretch bottoms out in July near 8°C. Spring is next, beginning on September 23, 2026 (8 days from now).

The best time to visit Butterworth Airport is during May, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 74mm per month. By contrast, January can be uncomfortably hot with highs reaching 26°C, while July is the coldest period with lows dropping to 8°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 Butterworth 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.