Wellington weather by month

Check out Wellington weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Wellington (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
20°C maximum daytime temperature in January in Wellington20
20°C maximum daytime temperature in February in Wellington20
19°C maximum daytime temperature in March in Wellington19
17°C maximum daytime temperature in April in Wellington17
14°C maximum daytime temperature in May in Wellington14
12°C maximum daytime temperature in June in Wellington12
11°C maximum daytime temperature in July in Wellington11
12°C maximum daytime temperature in August in Wellington12
13°C maximum daytime temperature in September in Wellington13
15°C maximum daytime temperature in October in Wellington15
17°C maximum daytime temperature in November in Wellington17
19°C maximum daytime temperature in December in Wellington19
Min temperature (night-time)
13°C minimum night-time temperature in January in Wellington13
13°C minimum night-time temperature in February in Wellington13
12°C minimum night-time temperature in March in Wellington12
10°C minimum night-time temperature in April in Wellington10
8°C minimum night-time temperature in May in Wellington8
6°C minimum night-time temperature in June in Wellington6
6°C minimum night-time temperature in July in Wellington6
6°C minimum night-time temperature in August in Wellington6
7°C minimum night-time temperature in September in Wellington7
9°C minimum night-time temperature in October in Wellington9
10°C minimum night-time temperature in November in Wellington10
12°C minimum night-time temperature in December in Wellington12
Heat & Humidity
No heat & humidity in January in Wellington0
No heat & humidity in February in Wellington0
No heat & humidity in March in Wellington0
No heat & humidity in April in Wellington0
No heat & humidity in May in Wellington0
No heat & humidity in June in Wellington0
No heat & humidity in July in Wellington0
No heat & humidity in August in Wellington0
No heat & humidity in September in Wellington0
No heat & humidity in October in Wellington0
No heat & humidity in November in Wellington0
No heat & humidity in December in Wellington0
Sea temperature
16°C sea temperature in January in Wellington16
17°C sea temperature in February in Wellington17
16°C sea temperature in March in Wellington16
15°C sea temperature in April in Wellington15
14°C sea temperature in May in Wellington14
13°C sea temperature in June in Wellington13
12°C sea temperature in July in Wellington12
12°C sea temperature in August in Wellington12
12°C sea temperature in September in Wellington12
13°C sea temperature in October in Wellington13
14°C sea temperature in November in Wellington14
15°C sea temperature in December in Wellington15

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Wellington

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
15 hours of daylight per day in January in Wellington15
14 hours of daylight per day in February in Wellington14
12 hours of daylight per day in March in Wellington12
11 hours of daylight per day in April in Wellington11
10 hours of daylight per day in May in Wellington10
9 hours of daylight per day in June in Wellington9
10 hours of daylight per day in July in Wellington10
11 hours of daylight per day in August in Wellington11
12 hours of daylight per day in September in Wellington12
13 hours of daylight per day in October in Wellington13
14 hours of daylight per day in November in Wellington14
15 hours of daylight per day in December in Wellington15
UV Index (Maximum)
UV (maximum) index 11 (Extreme) in January in Wellington11
UV (maximum) index 10 (Very High) in February in Wellington10
UV (maximum) index 7 (High) in March in Wellington7
UV (maximum) index 4 (Moderate) in April in Wellington4
UV (maximum) index 2 (Low) in May in Wellington2
UV (maximum) index 1 (Low) in June in Wellington1
UV (maximum) index 1 (Low) in July in Wellington1
UV (maximum) index 2 (Low) in August in Wellington2
UV (maximum) index 4 (Moderate) in September in Wellington4
UV (maximum) index 6 (High) in October in Wellington6
UV (maximum) index 8 (Very High) in November in Wellington8
UV (maximum) index 10 (Very High) in December in Wellington10

Rainfall in Wellington

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
9 days with some rainfall in January in Wellington9
9 days with some rainfall in February in Wellington9
12 days with some rainfall in March in Wellington12
11 days with some rainfall in April in Wellington11
14 days with some rainfall in May in Wellington14
17 days with some rainfall in June in Wellington17
16 days with some rainfall in July in Wellington16
18 days with some rainfall in August in Wellington18
15 days with some rainfall in September in Wellington15
14 days with some rainfall in October in Wellington14
12 days with some rainfall in November in Wellington12
12 days with some rainfall in December in Wellington12
Average monthly rainfall (mm)
80 mm monthly rainfall in January in Wellington80
62 mm monthly rainfall in February in Wellington62
96 mm monthly rainfall in March in Wellington96
107 mm monthly rainfall in April in Wellington107
125 mm monthly rainfall in May in Wellington125
139 mm monthly rainfall in June in Wellington139
144 mm monthly rainfall in July in Wellington144
136 mm monthly rainfall in August in Wellington136
104 mm monthly rainfall in September in Wellington104
103 mm monthly rainfall in October in Wellington103
95 mm monthly rainfall in November in Wellington95
94 mm monthly rainfall in December in Wellington94

More about Wellington

Wellington by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for New Zealand (Wellington) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Wellington?

Wellington has a temperate climate with warm summers and some rainfall in all months.

Metric (°C / mm)  |  Imperial (°F / inches)

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Tropical storm risk: Wellington cyclone season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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Compare Wellington with the USA

Below the Wellington chart shows average maximum daytime temperature for Wellington, New Zealand and the USA (Washington).

Maximum daytime temperature (°C)

Wellington, New Zealand
USA (Washington)
20
5
20
7
19
13
17
19
14
24
12
29
11
31
12
30
13
26
15
20
17
14
19
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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