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Kaikoura Weather in September

September in Kaikoura sees daytime temperatures around 13°C (55°F) and lows of 5°C (41°F) at night. With around 80 mm (3.1 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Kaikoura in September

Historically, September sees about 11 days of rain, with a monthly average of 80 mm (3.1 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Kaikoura in September

Kaikoura in September gets highs of 13°C (55°F) during the day and drops to 5°C (41°F) at night. Conditions are often most pleasant around the middle of the day. Nights drop to 5°C (41°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

If your ideal day consists of dry skies and pleasant temperatures, January and February typically offer the best circumstances for Kaikoura.

Kaikoura Temperature in September

Min Temperature

5°C (41°F)

Max Temperature

13°C (55°F)

Chance of Rain

36%

Precipitation

80 mm (3.1 in)

Rainy days

11 days

Kaikoura Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Kaikoura - and find the best time to visit.

January

20°C (68°F)View January → February

20°C (68°F)View February → March

19°C (66°F)View March → April

16°C (61°F)View April → May

14°C (57°F)View May → June

11°C (52°F)View June → July

10°C (50°F)View July → August

11°C (52°F)View August → September

13°C (55°F)View September → This monthOctober

15°C (59°F)View October → November

17°C (63°F)View November → December

19°C (66°F)View December →

Best Time to Visit Kaikoura →

Historical weather records for Kaikoura in September

Browse day-by-day weather records for Kaikoura spanning 30 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Kaikoura historical weather extremes in September

The extremes listed below come from historical weather data collected in Kaikoura from 1997 through 2026.

On September 8, 2021, temperatures climbed to 25°C (77°F), marking the warmest September day on record.
The coldest September day was on September 6, 1997, with a maximum of 6°C (43°F).
The coldest night in September in Kaikoura was on September 28, 2004, with a minimum of 2°C (36°F).

Best Places in New Zealand in September

Find out more about the weather in New Zealand and which places have the best travel conditions in this month. See all of New Zealand in September →

Conditions Temperatures Precipitation

Temperatures Precipitation

perfect weather

pleasant

tolerable

unpleasant

poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

Marker color shows total monthly precipitation in September: pale blue is dry, deep blue is wet.

What to Wear in Kaikoura in September

Pack for changing conditions in Kaikoura in September. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes.