Climate Insights for Cape Carteret

The climate in Cape Carteret is warm and mild. The average annual temperature is 18°C and approximately 1484mm of precipitation falls per year. Cape Carteret receives a notable amount of rainfall throughout the year, including during its driest month. Cape Carteret is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Luglio, Agosto, Giugno. The coldest months are Gennaio, Febbraio, Dicembre, when temperatures can drop to 4°C.

Temperatures in Cape Carteret vary considerably across the year, with a 27°C difference between the coldest and warmest months. The warmest month is Luglio, when average highs reach 31°C and the mean temperature sits around 27°C. Gennaio is the coolest month, with minimum temperatures around 4°C and an average of 8°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.

Cape Carteret is a fairly wet location, receiving approximately 1484mm of precipitation annually, which averages out to around 124mm per month. The wettest month is September, averaging 194mm of rainfall. August and July also tend to see above-average precipitation. The driest month is October, with just 76mm. That's 118mm less than September, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Cape Carteret is mildly breezy, with an average annual wind speed of 17km/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 20km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 14km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 6km/h 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 18km/h in winter, 19km/h in spring, 15km/h in summer, 16km/h in autumn.

It is currently spring in Cape Carteret, which began on March 20, 2026. Cape Carteret is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in Luglio at around 31°C, while the coldest stretch bottoms out in Gennaio near 4°C. Summer is next, beginning on June 21, 2026 — 92 days from now.

The best time to visit Cape Carteret is during Aprile and Ottobre, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 84mm per month. By contrast, Luglio can be uncomfortably hot with highs reaching 31°C, while Gennaio is the coldest period with lows dropping to 4°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 Cape Carteret 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.