New Plymouth
Weather by month
Current – 10-day forecastForecast

New Plymouth Weather in October

New Plymouth in October averages 16°C (61°F) during the day and 11°C (52°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in New Plymouth in October

Historically, approximately 16 days this month are expected to have rain, averaging 166 mm (6.5 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in New Plymouth in October

In October, expect moderate temperatures in New Plymouth, with highs of 16°C (61°F) and lows of 11°C (52°F) at night. The difference between afternoon and evening temperatures is usually noticeable. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in New Plymouth in October

The month enjoys around 191 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in New Plymouth in October

October has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

Average water temperature in October

At 14°C (57°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February and March typically offer the best weather for New Plymouth.

New Plymouth Temperature in October

Min Temperature
11°C (52°F)
Max Temperature
16°C (61°F)
Water Temperature
14°C (57°F)
Chance of Rain
53%
Precipitation
166 mm (6.5 in)
Rainy days
16 days
Humidity
82%
Windspeed
5 m/s (10 knots)
Sunshine
191 hours
Percentage Sunshine
45%

New Plymouth Weather by Month

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

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in New Plymouth typically stay consistent throughout October, with daily highs averaging around 16°C (61°F). Nights are cool, with lows around 10°C (50°F).

Average temperatures in October

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in October

Historical weather records for New Plymouth in October

Browse day-by-day weather records for New Plymouth spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

New Plymouth historical weather extremes in October

Based on weather observations in New Plymouth between 1993 and 2025, these are the recorded extremes during October.

  • The warmest day in October was on October 31, 2023, with a maximum of 24°C (75°F).
  • The coldest October day was on October 5, 2009, with a maximum of 9°C (48°F).
  • New Plymouth registered its coldest October night on October 7, 2022, with temperatures dropping to -1°C (30°F).
  • The wettest October day on record brought 72 mm (2.8 in) of precipitation to New Plymouth (October 10, 1998).

Best Places in New Zealand in October

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 October →

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).

What to Wear in New Plymouth in October

The weather can be unpredictable in October, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. The water temperature sits at about 14°C (57°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in New Plymouth in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    5/10
  • Cycling
    5/10
  • Walking
    5/10
  • Camping
    6/10

New Plymouth 3-Day Forecast

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.