Marlborough Sounds Weather in July

Average temperatures, rainfall, sunshine and the best places to visit in the Marlborough Sounds, New Zealand in July.

Planning a trip to the Marlborough Sounds, New Zealand this July? Here's what you need to know about the weather:

What to Expect in the Marlborough Sounds in July

The Marlborough Sounds, New Zealand is a region in New Zealand. July in the Marlborough Sounds generally has temperatures that range from cold to mild, with precipitation levels ranging from moderate to high.

Temperatures

During the day temperatures vary from cold in Wairau Valley at 10°C (50°F) to mild in Endeavour Inlet at 13°C (55°F). At night it cools down to 9°C (48°F) in Endeavour Inlet and 0°C (32°F) in Wairau Valley. In general, this month stands out as the coldest period throughout the year. Given the lower temperatures, it's essential to be well-prepared. Packing the right winter clothing and necessary accessories can make a significant difference in ensuring your comfort and well-being during this chilly season.

For a closer look at conditions across the Marlborough Sounds, New Zealand, refer to the map below.

Precipitation

In July, precipitation varies across different areas. From moderate rainfall in Blenheim with an average of 83 mm (3.3 in) to high rainfall in Rai Valley with 104 mm (4.1 in).

Average sunshine

Sunshine levels are moderate in most locations. Picton typically sees 161 hours of sunlight, creating comfortable conditions that aren't too bright or too dim. Looking for something sunnier? Our weather planner helps you discover destinations with more reliable sunshine.

Explore the Marlborough Sounds by month

Pick a month to see the average temperature, rainfall and sunshine in the Marlborough Sounds - and find the best time to visit. (based on Picton)

Best Places to Visit in the Marlborough Sounds in July

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across the Marlborough Sounds.

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).

Popular Destinations in the Marlborough Sounds

What is the weather like in July for some of the most popular destinations in the Marlborough Sounds, New Zealand?

Temperature range in the Marlborough Sounds (July)

Precipitation variation in the Marlborough Sounds (July)

Picton

In July Picton generally has moderate temperatures with maximum daytime temperatures around 13°C (55°F), minimum nighttime temperatures around 6°C (43°F) and moderate monthly rainfall. So on average the conditions are mixed that month.

June
July
August
Max temperature
13°C (55°F)
13°C (55°F)
13°C (55°F)
Min temperature
7°C (45°F)
6°C (43°F)
6°C (43°F)
Monthly sun hours
144 hours
161 hours
184 hours
Monthly rainfall
96 mm (3.8 in)
84 mm (3.3 in)
83 mm (3.3 in)
Monthly rainy days
11 days
12 days
12 days
Weather conditions

Blenheim

In July Blenheim generally has moderate temperatures with maximum daytime temperatures around 12°C (54°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are mixed that month.

June
July
August
Max temperature
13°C (55°F)
12°C (54°F)
13°C (55°F)
Min temperature
5°C (41°F)
4°C (39°F)
5°C (41°F)
Monthly sun hours
144 hours
161 hours
184 hours
Monthly rainfall
91 mm (3.6 in)
83 mm (3.3 in)
81 mm (3.2 in)
Monthly rainy days
9 days
10 days
10 days
Weather conditions

Anakiwa

In July Anakiwa generally has moderate temperatures with maximum daytime temperatures around 12°C (54°F), minimum nighttime temperatures around 5°C (41°F) and moderate monthly rainfall. So on average the conditions are mixed that month.

June
July
August
Max temperature
13°C (55°F)
12°C (54°F)
13°C (55°F)
Min temperature
6°C (43°F)
5°C (41°F)
5°C (41°F)
Monthly sun hours
144 hours
161 hours
184 hours
Monthly rainfall
102 mm (4 in)
88 mm (3.5 in)
90 mm (3.5 in)
Monthly rainy days
11 days
12 days
12 days
Weather conditions

Renwick

In July Renwick generally has low temperatures with maximum daytime temperatures around 12°C (54°F), minimum nighttime temperatures around 2°C (36°F) and moderate monthly rainfall. So on average the conditions are mixed that month.

June
July
August
Max temperature
12°C (54°F)
12°C (54°F)
13°C (55°F)
Min temperature
3°C (37°F)
2°C (36°F)
3°C (37°F)
Monthly sun hours
144 hours
161 hours
184 hours
Monthly rainfall
99 mm (3.9 in)
89 mm (3.5 in)
92 mm (3.6 in)
Monthly rainy days
8 days
9 days
9 days
Weather conditions

Havelock

In July Havelock generally has moderate temperatures with maximum daytime temperatures around 12°C (54°F), minimum nighttime temperatures around 3°C (37°F) and moderate monthly rainfall. So on average the conditions are mixed that month.

June
July
August
Max temperature
13°C (55°F)
12°C (54°F)
13°C (55°F)
Min temperature
4°C (39°F)
3°C (37°F)
4°C (39°F)
Monthly sun hours
144 hours
161 hours
184 hours
Monthly rainfall
110 mm (4.3 in)
95 mm (3.7 in)
101 mm (4 in)
Monthly rainy days
10 days
11 days
11 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in the Marlborough Sounds, in New Zealand.

In our records: New Zealand July extremes

Notable July records observed across cities in New Zealand in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest July day in New Zealand reached 37°C (99°F) in Russell on July 26, 2020.

Popular cities in July

Day & night temperatures, rainfall and average weather in the Marlborough Sounds in July.

City Weather Day temp Night temp Rainfall
Picton 13°C (55°F) 6°C (43°F) 84 mm (3.3 in)
Blenheim 12°C (54°F) 4°C (39°F) 83 mm (3.3 in)
Anakiwa 12°C (54°F) 5°C (41°F) 88 mm (3.5 in)
Renwick 12°C (54°F) 2°C (36°F) 89 mm (3.5 in)
Havelock 12°C (54°F) 3°C (37°F) 95 mm (3.7 in)
Endeavour Inlet 13°C (55°F) 9°C (48°F) 89 mm (3.5 in)

The Marlborough Sounds weather in July: frequently asked questions

What is the weather like in the Marlborough Sounds, New Zealand in July?

the Marlborough Sounds, New Zealand typically experiences mixed weather in July, part of the season. Daytime highs in Picton average around 13°C (55°F), and temperatures drop to about 6°C (43°F) at night.

What is the average temperature in the Marlborough Sounds, New Zealand in July?

Picton averages a daytime maximum of 13°C (55°F) in July, with overnight lows close to 6°C (43°F).

Does the Marlborough Sounds, New Zealand get a lot of rain in July?

Rain is generally moderate to light in the Marlborough Sounds, New Zealand during July, with Picton averaging close to 84 mm (3.3 in).

Is July a Good Time to Visit the Marlborough Sounds, New Zealand?

Given the typically mixed weather conditions in Picton, July may not be the ideal time to visit the Marlborough Sounds, New Zealand.

On average, the best time to visit the Marlborough Sounds, New Zealand is in January, February, March and December with generally excellent weather in Picton. The weather in June, July and August, on the other hand, tends to be mixed.

Interested in more climate information?

We have much more information about the climate in the Marlborough Sounds.

Weather and climate has detailed information for every country in the world. Are you going to New Zealand? Get detailed historical weather averages for many cities in New Zealand.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

Bucket list

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