Climate & Weather in Wellington (2026)

Best time to visit: January–March, when daytime temperatures average 18–19°C (64–66°F) with lowest rainfall and most sunshine.
Winter (June–August) is wet and cold with frequent rain, but temperatures rarely drop below freezing; wind significantly increases the sensation of cold.
Summer can have cool, windy, rainy days—expect occasional highs of only 16–17°C (61–63°F) even in peak season.
Wellington is windy year-round; wind chill is a real factor in perceived temperature, especially June–August.
Sea temperature ranges from 11–12°C (52–54°F) in winter to 16–17°C (61–63°F) in summer; water is cold for swimming.
Tropical cyclones or their remains can affect the region from mid-December to April, with highest frequency January–March.

Very rare; freezing temperatures almost never occur at night. Documented snowfall in August 2011 and June 1976.

Month: June
Season: Winter (May–August) is the rainiest period with 12–13 rainy days per month
Amount Mm: 102
Amount Inches: 4

Season: Winter (June–August)
Daytime Low Celsius: 9
Daytime High Celsius: 13
Daytime Low Fahrenheit: 48
Daytime High Fahrenheit: 55
Notes: Coldest month is July at 13°C (55°F) average high. Wind often increases the sensation of cold.

AI-generated estimateData refreshed July 2026

These are the sources cited in this climate & weather research for this city. Individual figures may not each trace to one of them.

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Data last updated July 2026 · Verify anything important.