Auckland Weather Guide: Climate, Current Conditions and North Island Rain Alerts
Auckland weather is known for being unpredictable, mild, and heavily influenced by the ocean. Sitting between the Pacific Ocean and the Tasman Sea, the weather of Auckland can shift quickly—earning its famous reputation of “four seasons in one day.” But in November 2025, the region has been experiencing far more dramatic conditions than usual, as an atmospheric river continues to unleash heavy rainfall across the North Island.
Auckland’s Weather | A Mild, Oceanic System
Auckland has an oceanic climate (Köppen Cfb), meaning temperatures remain moderate year-round. The city rarely experiences extreme heat or cold, but rain, cloud cover, and humidity are common.
Key Climate Features
- Average annual temperature: 15.5°C (59.9°F)
- Average annual rainfall: 1,114 mm across ~137 rainy days
- Sunshine hours per year: ~2,065
- Snow: Extremely rare (last meaningful occurrence in 1939)
Auckland weather is shaped by:
- Subtropical airflows from the north
- Westerly winds from the Tasman Sea
- Occasional easterlies bringing moisture from the Pacific
Seasonal Breakdown of Auckland Weather
Summer (Dec–Feb)
Warm, humid, and ideal for beaches.
- Highs: 21–24°C
- Longest daylight of the year
- Sea temperature: 20–21°C
Autumn (Mar–May)
Cooling, breezy, and slightly wetter.
- Highs: 16–19°C
- More overcast days
Winter (Jun–Aug)
Coolest and wettest season.
- Highs: 12–15°C
- Frequent rain, very rare frost
- Humidity is high
Spring (Sep–Nov)
Windy, variable, and quickly warming.
- Highs: 15–19°C
- Classic “four seasons in one day” behavior
Monthly Temperature Averages (°F / °C)
| Month | Avg High | Avg Low | Avg Temp |
|---|---|---|---|
| Jan | 73 (23°C) | 62 (17°C) | 67 (19°C) |
| Feb | 74 (23°C) | 62 (17°C) | 68 (20°C) |
| Mar | 71 (22°C) | 60 (16°C) | 65 (18°C) |
| Apr | 67 (19°C) | 56 (13°C) | 61 (16°C) |
| May | 62 (17°C) | 52 (11°C) | 57 (14°C) |
| Jun | 59 (15°C) | 49 (9°C) | 53 (12°C) |
| Jul | 57 (14°C) | 47 (8°C) | 52 (11°C) |
| Aug | 58 (14°C) | 48 (9°C) | 53 (12°C) |
| Sep | 60 (16°C) | 51 (11°C) | 55 (13°C) |
| Oct | 63 (17°C) | 53 (12°C) | 58 (14°C) |
| Nov | 66 (19°C) | 56 (13°C) | 60 (16°C) |
| Dec | 70 (21°C) | 59 (15°C) | 64 (18°C) |
Rainfall, Wet Days and Cloud Cover
Rain is frequent but usually light.
Rainfall Highlights
- Wettest month: July (3.8 in / 97 mm)
- Driest month: November (2.1 in / 53 mm)
Rain can come at any time due to Auckland’s ocean influence.
Cloud and Sunshine
- Cloudiest: June
- Clearest: March
- Sunshine averages 3.3–7 hours per day, depending on the season.
Wind, Humidity and UV
- Windiest period: September–October (up to 24 km/h)
- Humidity: High year-round, especially in summer
- UV Index: Very high in summer (up to 11–12) due to ozone layer thinning
Current Auckland Weather: November 18, 2025
Auckland is currently being hit by heavy rain, high humidity, and thick cloud cover.
Today’s conditions:
- Temperature: 18°C
- Humidity: 100%
- Wind: NE 10 mph (gusting to 15 mph)
- Visibility: 8.5 km
- Pressure: 1011 hPa
- Conditions: Continuous rain
- UV Index: 0 (nighttime)
These conditions reflect the arrival of an atmospheric river across the North Island.
Severe Weather Alerts Across North Island
The latest Auckland weather warnings come as New Zealand faces widespread rainfall triggered by two converging weather systems pulling moisture from the tropics.
MetService Reports
- Heavy local downpours: 25–40mm per hour in Bay of Plenty
- Risk of flash flooding in low-lying areas
- Severe thunderstorm watch active in several regions
- Orange heavy rain warnings in Bay of Plenty and Coromandel
Regions Under Rain Watches
- Auckland
- Northland (east of Kerikeri & Dargaville)
- Great Barrier Island
- Waikato, Waitomo, Taupō
- Taranaki
- Taumarunui, Taihape
- Gisborne/Tairāwhiti
- Tongariro National Park
- Westland & Canterbury headwaters
MetService warns rainfall may exceed criteria in isolated areas.
How the Weather of Auckland Will Develop This Week
The atmospheric river will continue to affect the region over the next 48 hours.
Auckland Forecast
- Today: Heavy rain, local downpours
- Tomorrow: Rain early, clearing through the day
- Next 10 days:
- Mix of sunshine and showers
- Temperatures rising toward 23–24°C
- Weekend rain likely (up to 14 mm)
Road users in Waikato, Auckland, and Bay of Plenty are advised to exercise caution.
Best Time to Visit Auckland (Weather-Wise)
The most pleasant time, according to long-term climate trends, is:
February–March
- Warm temperatures
- Fewer crowds
- Ideal beach conditions
- More stable weather
Avoid July, the wettest and darkest month.
Final Thoughts
Auckland weather is a fascinating blend of mild temperatures, frequent rain, and coastal breezes. While the weather of Auckland is usually manageable, events like the November 2025 atmospheric river show how quickly conditions can turn intense. Staying updated with MetService alerts is essential, especially during the wetter months.
