Penrhyn Weather and Climate: A Comprehensive Guide
Penrhyn maintains a fairly consistent warm average temperature.
It also experiences much rainfall throughout the year.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
The climate in Penrhyn remains fairly constant, offering comfortable temperatures throughout the year. Average daytime temperatures reach a comfortable 30°C in April. In August, the coolest month of the year, temperatures drop to a comfortable 29°C.
At night, you can expect cooler temperatures, with averages dropping to around 26°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Penrhyn is known for its substantial rainfall, with annual precipitation reaching 1811 mm. Penrhyn can be quite wet during February, receiving approximately 241 mm of precipitation over 13 rainy days. In contrast September, experiences much drier conditions, with 92 mm of rainfall, spread across 13 rainy days. For more details, please visit our Penrhyn Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
Sunshine over the year
Penrhyn experiences moderate variation in sunshine hours across the seasons. With 6.8 hours daily sunshine in August, it dips to 4.7 hours in February, offering a balanced mix of sunny and overcast days. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The city experiences its highest humidity in March, reaching 84%. In November, the humidity drops to its lowest level at 80%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
partly cloudy and no rain partly cloudy and no rain partly cloudy and no rainForecast for Penrhyn
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Penrhyn in the Cook Islands
Penrhyn has high temperatures year round ranging between 28°C and 29°C.Other facts from our historical weather data:
Rainy season in Penrhyn occurs in the months of January, February, March, April and December.
April has an average maximum temperature of 30°C and is the hottest month of the year.
The coolest month is September with an average maximum temperature of 29°C.
February tops the wettest month list with 241 mm of rainfall.
September is the driest month with 92 mm of precipitation.
August is the sunniest month with an average of 204 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.