SeasonScore
Milford Sound, New Zealand
Photo: Oliver Leimig · CC BY-SA 3.0

New Zealand

Milford Sound in December

☀️ Summer

Pleasant and very wet. Watch for flood risk.

🎒 Pack: light layers · compact umbrella or rain jacket · waterproof sandals

Best months: Jan (8.0), Feb (8.0), Mar (7.9)

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Why December scores 7.9What goes into the score

How it works
🌡️ 19° / 10°C🌧️ 585 mm💧 dew pt 10°🍃 PM2.5 3
  • Weather comfort6.5
    • ✓Comfortable temperatures (19°C highs / 10°C lows)
    • ✓Comfortable humidity (dew point 9.7°C)
    • !Wet: ~585 mm rain, ~17 heavy-rain days
  • Air quality10.0
    • ✓Good (within WHO guideline) (PM2.5 ~3 µg/m³)
  • Seasonal hazards8.5
    • !Flood: ~17 heavy-rain days (≥10 mm) in an average December
  • Safety baseline9.5
    • ·Normal precautions
Compare monthsPut December side by side with another month
DecJan
Score7.9 Very good8.0 Very good
Season☀️ Summer☀️ Summer
High / low19° / 10°20° / 11°
Rain585 mm667 mm
Humiditydew pt 10°dew pt 11°
PM2.53 µg/m³4 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Milford Sound weather-station normals. Rainfall: Milford Sound Airport weather-station normals (national met service).

Holidays & crowdsDecember 2026

Long weekend

There's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.

  • Boxing Day 25–28 Dec · 4 days off in a row

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Explore Milford SoundEvents, sights, food & souvenirs

Check event dates locally

A fiord in New Zealand's Fiordland National Park, with sheer cliffs, waterfalls and Mitre Peak, usually visited by cruise from the end of the Milford Road.

Events in December
Great Walks seasonDate variesUsually late October to late April

The period when huts are staffed and bookings are required on the Milford Track.

Why go: Bookings open months ahead and sell out quickly.

Where: Milford Track and other Fiordland Great Walks

Kepler ChallengeDate variesUsually early December

A long-running mountain run around the Kepler Track.

Why go: Te Anau accommodation is busier that weekend.

Where: Kepler Track, Te Anau

Plan this tripTickets, data and transfers for Milford Sound

Airport transfer Kiwitaxi

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