Rarotonga Weather Year-Round — Best Time to Visit
Rarotonga, Cook Islands has warm weather year-round. The best time to visit is August (score: 79/100). Annual average high: 25°C, total rainfall: 1561mm.
When is the best time to visit Rarotonga?
79
August is the best month to visit Rarotonga with a travel score of 79/100 (Good).
Expect highs of 23.1°C, 8 rain days, and 9.4 hours of daily sunshine.
View August weather details →Travel Score by Month
67
Jan
68
Feb
67
Mar
71
Apr
72
May
79
Jun
77
Jul
79
Aug
79
Sep
79
Oct
77
Nov
70
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Rarotonga each month?
25°C
Avg High
23.7°C
Avg Low
1561mm
Annual Rain
How much rain does Rarotonga get?
Rarotonga receives 1561mm of rain annually. The wettest month is typically January with 211mm, while September is the driest.
What is the weather like each month in Rarotonga?
January
67
26°C
Low: 25°C
18 rain days
Good
February
68
27°C
Low: 25°C
17 rain days
Good
March
67
27°C
Low: 25°C
18 rain days
Good
April
71
26°C
Low: 25°C
15 rain days
Good
May
72
25°C
Low: 24°C
13 rain days
Good
June
79
24°C
Low: 23°C
8 rain days
Good
July
77
24°C
Low: 22°C
9 rain days
Good
August
Best time to visit79
23°C
Low: 22°C
8 rain days
Good
September
79
23°C
Low: 22°C
8 rain days
Good
October
79
24°C
Low: 23°C
9 rain days
Good
November
77
25°C
Low: 24°C
10 rain days
Good
December
70
26°C
Low: 24°C
15 rain days
Good
Compare Rarotonga
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Data based on 1994–2024 averages · Last updated: 2024-12-31