Climate Insights for Otaki

The climate in Otaki is temperate. The average annual temperature is 13°C and approximately 1652mm of precipitation falls per year. Otaki receives a notable amount of rainfall throughout the year, including during its driest month. Otaki 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, March. The coldest months are August, July, June, when temperatures can drop to 8°C.

Otaki sees moderate temperature variation throughout the year, ranging from 8°C to 20°C. February is the warmest month, though highs remain moderate at 20°C with a mean of 17°C. August is the coolest month, with minimum temperatures around 8°C and an average of 9°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between March and April, with a 2°C shift in average temperatures.

Otaki is a fairly wet location, receiving approximately 1652mm of precipitation annually, which averages out to around 138mm per month. The wettest month is November, averaging 171mm of rainfall. May and September also tend to see above-average precipitation. The driest month is March, with just 97mm. That's 74mm less than November, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.

Otaki is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently winter in Otaki, which began on June 21, 2026. Otaki 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 20°C, while the coldest stretch bottoms out in August near 8°C. Spring is next, beginning on September 23, 2026 — 89 days from now.

The best time to visit Otaki is during March, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 97mm per month. By contrast, February can be uncomfortably hot with highs reaching 20°C, while August 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 Otaki 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.