New Zealand weather in January - temperature, rain and is it a good time to visit?

January is one of the best months for a holiday in New Zealand.
Daytime
21°
Night
16°
🌊 Sea
18°
☀️ Day length
14 h 48 min
Chance of rain
20%
Humid days
42%
WEATHER THROUGH THE YEARNew Zealand - January vs the year21°16°22°17°20°15°18°13°16°11°14°13°13°14°16°11°18°13°20°15°CHANCE OF RAIN (%)201916273235302740332524JanFebMarAprMayJunJulAugSepOctNovDecWARMESTFeb (22°)COLDESTJul (13°)DRIESTMar (16%)WETTESTSep (40%)world-prices.com · 2026-07-08 · ★ best months
In January, New Zealand averages about 21° during the day and 16° at night. It's usually fairly dry, with only about a 20% chance of rain. The sea is around 18°C - cold for swimming.

New Zealand weather all year - average temperatures and rain

MonthDayNightChance of rain
January 21℃16℃20%
February ★ 22℃17℃19%
March ★ 20℃15℃16%
April ★ 18℃13℃27%
May 16℃11℃32%
June 14℃9℃35%
July 13℃8℃30%
August 13℃8℃27%
September 14℃9℃40%
October ★ 16℃11℃33%
November ★ 18℃13℃25%
December ★ 20℃15℃24%
★ - months most often recommended for travel

Where is it warmest in New Zealand in January? Weather by city

PlaceDayNight🌊 SeaChance of rain
Rotorua 24℃16℃-0%
Christchurch 22℃12℃19℃36%
Wellington 21℃15℃18℃38%
Auckland 20℃19℃23℃0%
Palmerston North 20℃19℃-25%
Travelling soon? Check the live 14-day weather forecast for New Zealand.

New Zealand weather - other months

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember