Norfolk Island flagClimate & Weather Guide

Climate zones, seasonal temperatures, rainfall patterns, and best travel times in Norfolk Island

Norfolk Island, a small Australian external territory in the South Pacific, features a mild subtropical climate ideal for year-round outdoor living. With consistent temperatures rarely dropping below 17°C or exceeding 25°C, it offers a temperate escape from extremes, appealing to expats seeking reliable warmth. Summers (December-February) are pleasantly warm with highs around 25°C, while winters (June-August) remain mild at about 19°C. Annual rainfall totals around 1200mm, concentrated in the wetter summer months, supporting lush vegetation. High humidity and abundant sunshine (over 2500 hours yearly) create a fresh, oceanic feel, though occasional cyclones pose risks. This stable climate suits residents preferring low seasonal variation without tropical intensity.

Summer Average

19-25°C

Winter Average

17-20°C

Climate Types

Subtropical

Annual Rainfall

1100-1300 mm

Sunshine Hours

2,500-2,700 hours annually

Average Humidity

75-85%

Regional Climate Variations

Island Core

Encompassing the entirety of Norfolk Island's 36 km², this region experiences a uniform subtropical climate with minimal variation due to its compact size and elevation under 320m. Daytime temperatures range from 19°C in cooler months to 25°C in summer, with nights rarely below 17°C. Rainfall averages 1200mm annually, peaking in summer with occasional heavy showers or cyclones, while winters are drier and sunnier. High humidity (75-85%) and steady trade winds provide a refreshing breeze, fostering a comfortable environment for hiking, beach activities, and gardening year-round. Expats appreciate the lack of frost or heatwaves, though preparing for wet season flooding is advised.

Summer:19-25°C
Winter:17-20°C
High rainfall

Mild, breezy subtropical paradise with steady warmth, lush greenery from ample rain, and fresh oceanic air perfect for relaxed island living.

Norfolk Island's homogeneous subtropical climate delivers mild temperatures year-round, with no extreme seasons, making it highly appealing for expats and residents desiring stability. High rainfall supports verdant landscapes but requires wet-season readiness. Its compact nature ensures consistent conditions across the single zone, ideal for outdoor lifestyles.