Chatham Island climate guide

Temperature in Chatham Island (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
20°C maximum daytime temperature in January in Chatham Island20
20°C maximum daytime temperature in February in Chatham Island20
17°C maximum daytime temperature in March in Chatham Island17
15°C maximum daytime temperature in April in Chatham Island15
13°C maximum daytime temperature in May in Chatham Island13
12°C maximum daytime temperature in June in Chatham Island12
11°C maximum daytime temperature in July in Chatham Island11
10°C maximum daytime temperature in August in Chatham Island10
11°C maximum daytime temperature in September in Chatham Island11
13°C maximum daytime temperature in October in Chatham Island13
16°C maximum daytime temperature in November in Chatham Island16
18°C maximum daytime temperature in December in Chatham Island18
Min temperature (night-time)
17°C minimum night-time temperature in January in Chatham Island17
16°C minimum night-time temperature in February in Chatham Island16
13°C minimum night-time temperature in March in Chatham Island13
11°C minimum night-time temperature in April in Chatham Island11
9°C minimum night-time temperature in May in Chatham Island9
7°C minimum night-time temperature in June in Chatham Island7
6°C minimum night-time temperature in July in Chatham Island6
6°C minimum night-time temperature in August in Chatham Island6
6°C minimum night-time temperature in September in Chatham Island6
9°C minimum night-time temperature in October in Chatham Island9
12°C minimum night-time temperature in November in Chatham Island12
15°C minimum night-time temperature in December in Chatham Island15
Sea temperature
15°C sea temperature in January in Chatham Island15
15°C sea temperature in February in Chatham Island15
15°C sea temperature in March in Chatham Island15
14°C sea temperature in April in Chatham Island14
13°C sea temperature in May in Chatham Island13
12°C sea temperature in June in Chatham Island12
11°C sea temperature in July in Chatham Island11
11°C sea temperature in August in Chatham Island11
11°C sea temperature in September in Chatham Island11
11°C sea temperature in October in Chatham Island11
12°C sea temperature in November in Chatham Island12
13°C sea temperature in December in Chatham Island13

Sunshine & Daylight in Chatham Island

  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 Chatham Island15
14 hours of daylight per day in February in Chatham Island14
12 hours of daylight per day in March in Chatham Island12
11 hours of daylight per day in April in Chatham Island11
10 hours of daylight per day in May in Chatham Island10
9 hours of daylight per day in June in Chatham Island9
9 hours of daylight per day in July in Chatham Island9
10 hours of daylight per day in August in Chatham Island10
12 hours of daylight per day in September in Chatham Island12
13 hours of daylight per day in October in Chatham Island13
15 hours of daylight per day in November in Chatham Island15
15 hours of daylight per day in December in Chatham Island15

Rainfall in Chatham Island

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
19 days with some rainfall in January in Chatham Island19
18 days with some rainfall in February in Chatham Island18
20 days with some rainfall in March in Chatham Island20
16 days with some rainfall in April in Chatham Island16
10 days with some rainfall in May in Chatham Island10
5 days with some rainfall in June in Chatham Island5
4 days with some rainfall in July in Chatham Island4
1 day with some rainfall in August in Chatham Island1
3 days with some rainfall in September in Chatham Island3
4 days with some rainfall in October in Chatham Island4
6 days with some rainfall in November in Chatham Island6
12 days with some rainfall in December in Chatham Island12
Average monthly rainfall (mm)
53 mm monthly rainfall in January in Chatham Island53
60 mm monthly rainfall in February in Chatham Island60
74 mm monthly rainfall in March in Chatham Island74
75 mm monthly rainfall in April in Chatham Island75
90 mm monthly rainfall in May in Chatham Island90
96 mm monthly rainfall in June in Chatham Island96
90 mm monthly rainfall in July in Chatham Island90
81 mm monthly rainfall in August in Chatham Island81
72 mm monthly rainfall in September in Chatham Island72
56 mm monthly rainfall in October in Chatham Island56
54 mm monthly rainfall in November in Chatham Island54
56 mm monthly rainfall in December in Chatham Island56

More climate for Chatham Island

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 10 (Very High) in January in Chatham Island10
UV (maximum) index 9 (Very High) in February in Chatham Island9
UV (maximum) index 6 (High) in March in Chatham Island6
UV (maximum) index 3 (Moderate) in April in Chatham Island3
UV (maximum) index 2 (Low) in May in Chatham Island2
UV (maximum) index 1 (Low) in June in Chatham Island1
UV (maximum) index 1 (Low) in July in Chatham Island1
UV (maximum) index 2 (Low) in August in Chatham Island2
UV (maximum) index 3 (Moderate) in September in Chatham Island3
UV (maximum) index 5 (Moderate) in October in Chatham Island5
UV (maximum) index 7 (High) in November in Chatham Island7
UV (maximum) index 10 (Very High) in December in Chatham Island10
Heat & Humidity
No heat & humidity in January in Chatham Island0
No heat & humidity in February in Chatham Island0
No heat & humidity in March in Chatham Island0
No heat & humidity in April in Chatham Island0
No heat & humidity in May in Chatham Island0
No heat & humidity in June in Chatham Island0
No heat & humidity in July in Chatham Island0
No heat & humidity in August in Chatham Island0
No heat & humidity in September in Chatham Island0
No heat & humidity in October in Chatham Island0
No heat & humidity in November in Chatham Island0
No heat & humidity in December in Chatham Island0

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

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More about Chatham Island

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

The climate guide for Chatham Island, New Zealand 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.

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

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