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Picton Weather in January

January is one of the excellent months to visit Picton, with daytime temperatures of 21°C (70°F) and lows of 14°C (57°F) at night. Do note that quite a bit of rainfall is typical, averaging around 64 mm (2.5 in).

Rainfall in Picton in January

Historically, approximately 7 days this month are expected to have rain, averaging 64 mm (2.5 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Picton in January

January is a excellent month in Picton, with 21°C (70°F) during the day and 14°C (57°F) at night. Conditions are often most pleasant around the middle of the day. Nights cool down to 14°C (57°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Picton in January

Expect a lot of sunshine this month, with about 268 hours of sun. These sunny conditions add to the overall experience.

If you favor pleasant temperatures and minimal rainfall, January is one of the best months to visit Picton.

Picton Temperature in January

Min Temperature

14°C (57°F)

Max Temperature

21°C (70°F)

Chance of Rain

25%

Precipitation

64 mm (2.5 in)

Rainy days

7 days

Humidity

74% *

Sunshine

268 hours *

Percentage Sunshine

* Data from: Nelson, New Zealand (60 KM, 37 Miles).

Picton Weather by Month

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

January

21°C (70°F)View January → February

22°C (72°F)View February → March

20°C (68°F)View March → April

18°C (64°F)View April → May

16°C (61°F)View May → June

13°C (55°F)View June → July

13°C (55°F)View July → August

13°C (55°F)View August → This monthSeptember

15°C (59°F)View September → October

16°C (61°F)View October → November

18°C (64°F)View November → December

20°C (68°F)View December →

Best Time to Visit Picton →

Daily Historical Temperatures

51-year average (1976-2026)

Based on our historical records, temperatures in Picton typically stay consistent throughout January, with daily highs averaging around 21°C (70°F). Nights are pleasant, with lows around 14°C (57°F).

Average temperatures in January

Daily Historical Precipitation

51-year average (1976-2026)

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

Average precipitation in January

Historical weather records for Picton in January

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

Picton historical weather extremes in January

Based on 49 years of weather observations in Picton between 1976 and 2025, these are the recorded extremes.

The warmest day in January was on January 18, 2011, with a maximum of 29°C (84°F).
The coldest January day was on January 5, 1997, with a maximum of 13°C (55°F).
Picton registered its coldest January night on January 1, 1978, with temperatures dropping to 7°C (45°F).

Best Places in New Zealand in January

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 January →

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 January: blue is cold, red is hot.

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

What to Wear in Picton in January

For Picton in January, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.