New Plymouth Weather in July

July in New Plymouth typically sees daytime highs of 14°C (57°F) and nighttime lows of 9°C (48°F). July falls within the rainy season, so heavy rainfall is to be expected.

Rainfall in New Plymouth in July

New Plymouth is in the rainy season in July, with rain on around 17 days and an average of 183 mm (7.2 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.

Temperature in New Plymouth in July

New Plymouth in July gets highs of 14°C (57°F) during the day and drops to 9°C (48°F) at night. Conditions are often most pleasant around the middle of the day. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. July is characterized by some of the mildest temperatures of the year.

Sunshine in New Plymouth in July

The month experiences a moderate amount of sunlight, with 139 hours of sunshine. This provides a nice balance between sunshine and rain.

Wind Speed in New Plymouth in July

Wind speeds average 5 m/s (10 knots) during July. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.

Average water temperature in July

The water is 14°C (57°F) this month — cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.

July in New Plymouth has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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For a detailed overview over the year and the best time to visit New Zealand, check out our New Plymouth's climate page.

New Plymouth Temperature in July

Min Temperature 9°C (48°F)  

Max Temperature 14°C (57°F)  

Water Temperature 14°C (57°F)  

Chance of Rain 55%  

Precipitation 183 mm (7.2 in)  

Rainy days 17 days  

Humidity 85%  

Windspeed 5 m/s (10 knots)  

Sunshine 139 hours  

Percentage Sunshine 47%  

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in New Plymouth typically stay consistent throughout July, with daily highs averaging around 14°C (57°F). Nights are cold, with lows around 7°C (45°F).

Average temperatures in July

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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Daily Historical Precipitation

49-year average (1976-2025)

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

Average precipitation in July

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Historical weather for New Plymouth in July

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.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

New Plymouth historical weather extremes in July

Our historical data for New Plymouth spans 1993 to 2025, revealing these weather extremes.

• New Plymouth recorded its highest July temperature of 17°C (63°F) on July 31, 2021.
• On July 21, 2005, New Plymouth saw its coldest July day with temperatures maxing out at 7°C (45°F).
• The coldest night in July in New Plymouth was on July 26, 2011, with a minimum of -2°C (28°F).

What to Wear in New Plymouth in July

The weather can swing between comfortable and chilly in July, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. It's going to pour! Pack a good poncho and prepare for very wet conditions. With water temperatures around 14°C (57°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in New Plymouth in July

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

Swimming

5/10

Cycling

5/10

Walking

5/10

Camping

3/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit New Zealand, check out our New Plymouth's climate page.

More climate data for New Plymouth

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full New Plymouth climate overview or explore weather in New Zealand.