Cook Islands weather, climate and best time to visit

Best time to visit Cook Islands

The best time to visit in Cook Islands is from January until November, when you will have a pleasant or warm temperature and limited till mediocre rainfall. The highest average temperature in in Cook Islands is 27°C in January and the lowest is 23°C in August.

Cook Islands has the tropical rainforest climate prevailing. If you want to know what the average temperature is in in Cook Islands or when most precipitation (rain or snow) falls, you can find a quick overview below. This way, you are well prepared. Our average monthly climate data is based on data from the past 30 years.

Average weather Cook Islands by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temperature (°C) 27 27 27 27 26 25 24 23 24 24 25 26
Precipitation (mm) 148 101 147 77 67 38 25 37 32 47 59 153
Climate data from city: Avarua

Travel and stay Cook Islands

Looking to book a flight to Cook Islands? Hop on one of these airlines.

14 day weather forecast Cook Islands

The weather for in Cook Islands will be 24° till 25° degrees in the next 14 days with every day chance of light rain showers till heavy rain.

The weather forecast for Cook Islands is based on the weather conditions in the city of Avarua.

Weather forecast this week

Tuesday 26 Oct Water Precip Chance Wind UV
24°
23°
25° 0.4 mm 15% 8 m/s 9
Wednesday 27 Oct Water Precip Chance Wind UV
24°
23°
25° 1.1 mm 25% 9 m/s 10
Thursday 28 Oct Water Precip Chance Wind UV
24°
23°
25° 1.8 mm 35% 9 m/s 9
Friday 29 Oct Water Precip Chance Wind UV
24°
23°
25° 1.0 mm 25% 9 m/s 4
Saturday 30 Oct Water Precip Chance Wind UV
25°
24°
25° 0.3 mm 10% 8 m/s 5
Sunday 31 Oct Water Precip Chance Wind UV
25°
23°
25° 2.3 mm 45% 10 m/s 3
Monday 1 Nov Water Precip Chance Wind UV
24°
22°
25° 145.6 mm 100% 13 m/s 3

Weather forecast next week

Tuesday 2 Nov Water Precip Chance Wind UV
25°
24°
25° 0.9 mm 25% 9 m/s 7
Wednesday 3 Nov Water Precip Chance Wind UV
25°
24°
25° 0.6 mm 15% 9 m/s 7
Thursday 4 Nov Water Precip Chance Wind UV
24°
24°
25° 0.4 mm 15% 9 m/s 3
Friday 5 Nov Water Precip Chance Wind UV
25°
24°
25° 0.1 mm 20% 8 m/s 1
Saturday 6 Nov Water Precip Chance Wind UV
25°
25°
25° 0.4 mm 10% 10 m/s 1
Sunday 7 Nov Water Precip Chance Wind UV
25°
24°
25° 0.9 mm 25% 10 m/s 1
Monday 8 Nov Water Precip Chance Wind UV
25°
24°
25° 0.9 mm 25% 9 m/s 1

Climate Cook Islands

Cook Islands has the tropical rainforest climate prevailing. It is usually (very) warm, humid and rainy all year round. The average annual temperature for Cook Islands is 25° degrees and there is about 931 mm of rain in a year. It is dry for 99 days a year with an average humidity of 77% and an UV-index of 7.

Climate table of Cook Islands

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 27 27 27 27 26 25 24 23 24 24 25 26
Night temp. (°C) 26 26 27 26 25 24 23 22 23 23 24 25
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 148 101 147 77 67 38 25 37 32 47 59 153
Days with rain 23 21 23 19 16 12 12 10 14 17 14 21
Dry days 8 7 8 11 15 18 19 21 16 14 16 10
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 7 8 8 8 8 8 8 7 8 8 9 9
Wind force (Bft) 4 4 4 4 4 4 4 4 4 4 4 4
UV-index 7 7 7 7 7 6 6 6 6 6 6 7
Climate data from city: Avarua

Cook Islands weather by month

What is the average weather like in a given month for Cook Islands? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.

Weather experiences Cook Islands

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Frequently asked questions

Where is Cook Islands?

Cook Islands lies in a straight line about 13,878 km from New Zealand (Cape Town → Avarua).

How long is the flight to Cook Islands?

The flight time from Cape Town International Airport to Cook Islands is approximately 17 h. 30 min.

What are the largest airports in Cook Islands?

These are the largest airports in Cook Islands:

  • Rarotonga International Airport – Avarua

How many inhabitants are there in Cook Islands?

Cook Islands has approximately 18,100 inhabitants.

How big is Cook Islands?

The area of Cook Islands is around 237 km². It is 5159x smaller than New Zealand.

What is the capital of Cook Islands?

The capital of Cook Islands is Avarua.

What is the currency of Cook Islands?

In Cook Islands the New Zealand dollar (NZD) is used to pay.

Exchange rates on 26 October 2021

  • 1 New Zealand dollar = 0.094 South African rand
  • 1 South African rand = 10.67 New Zealand dollar
  • 10 New Zealand dollar = 0.938 South African rand
  • 10 South African rand = 106.65 New Zealand dollar
  • 100 New Zealand dollar = 9.38 South African rand
  • 100 South African rand = 1,066.53 New Zealand dollar

What is the area code of Cook Islands?

The area code to call Cook Islands is +682.