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Picton Weather in December

Thinking of visiting Picton in December? Expect pleasant temperatures reaching 20°C (68°F) during the day, dropping to 12°C (54°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Picton in December

Analyzing past climate data, one can expect approximately 10 days of rain, averaging 81 mm (3.2 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Picton in December

Weather in Picton is at its excellent in December. Highs reach 20°C (68°F), while nights settle around 12°C (54°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to around 12°C (54°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 Picton in December

There are approximately 245 hours of sunshine this month, resulting in mostly clear days.

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

Picton Temperature in December

Min Temperature

12°C (54°F)

Max Temperature

20°C (68°F)

Chance of Rain

34%

Precipitation

81 mm (3.2 in)

Rainy days

10 days

Humidity

74% *

Sunshine

245 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 → September

15°C (59°F)View September → This monthOctober

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

50-year average (1976-2025)

Based on our historical records, temperatures in Picton typically stay consistent throughout December, with daily highs averaging around 20°C (68°F). Nights are cool, with lows around 13°C (55°F).

Average temperatures in December

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 December

Historical weather records for Picton in December

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 December

Based on weather observations in Picton between 1992 and 2025, these are the recorded extremes during December.

The warmest day in December was on December 25, 2012, with a maximum of 29°C (84°F).
The lowest daytime temperature in December was 12°C (54°F), recorded on December 7, 1993.
The coldest night in December in Picton was on December 22, 2009, with a minimum of 8°C (46°F).
Peak precipitation in December occurred on December 6, 2021, when 45 mm (1.8 in) of precipitation was measured.

Best Places in New Zealand in December

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 December →

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 December: blue is cold, red is hot.

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

What to Wear in Picton in December

For Picton in December, 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. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.