During October, Muri experiences high daytime temperatures of 25°C (77°F) and cooler nights around 23°C (73°F). Expect quite a bit of rainfall. Around 98 mm (3.9 in) is typical.
If you're a fan of comfortable temperatures and drier conditions, October is a great time to visit.
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Pick a month to see the average temperature, rainfall and sunshine in Muri - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Muri typically stay consistent throughout October, with daily highs averaging around 25°C (77°F). Nights are warm, with lows around 21°C (70°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Muri spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 19 years of weather records for Muri, the following extremes were recorded between 2006 and 2025.
Find out more about the weather in the Cook Islands and which places have the best travel conditions in this month. See all of the Cook Islands in October →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm temperatures in October make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Bring sunglasses since you'll have some sunny periods throughout the month
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Muri climate overview or explore weather in the Cook Islands.
Where to go in October - average daytime high across popular destinations.
Penrhyn
29°C (84°F) Aitutaki
27°C (81°F) Arutanga27°C (81°F) Muri25°C (77°F) Avarua25°C (77°F) Arorangi25°C (77°F) Rarotonga25°C (77°F) Ngatangiia25°C (77°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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