Weathermondo.com
Cook IslandsThe climate of Palmerston
The current climate in Palmerston features temperatures ranging from a high of 29°C to a low of 26°C throughout the year. The average yearly temperature is around 28°C. At night, temperatures in the colder months average around 24°C and in the warmer months around 27°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Palmerston, Cook Islands.
Temperature records
The highest temperature recorded in Palmerston in recent years was 30°C in January 2017. The lowest daytime temperature recorded was 22°C in August 2015.
Rainfall amount
On average, Palmerston receives 2031 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.
Best time to visit Palmerston?
The best time to visit Palmerston for sunny weather is June through September. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Palmerston. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Palmerston
The climate table of Palmerston shows the average temperatures, rainfall, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp. max (°C) | 28 | 28 | 29 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 |
| Temp. min (°C) | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 |
| Precipitation |  |
|
|
|
|
|
|
|
|
|
|
|
| Precipitation (mm) | 208 | 219 | 229 | 180 | 232 | 89 | 90 | 91 | 89 | 134 | 228 | 242 |
| UV Index | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 7 | 8 | 8 | 9 | 8 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in Palmerston, Cook Islands. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Palmerston
Yearly Temperature in Palmerston
Precipitation charts
These charts show the average amount of precipitation in Palmerston, Cook Islands. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in Palmerston
Total Yearly Precipitation in Palmerston
UV index chart
This chart shows the average UV index per month in Palmerston, Cook Islands. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Palmerston
Weather experiences in Palmerston
Have you been to Palmerston?
Share your weather experiences in Palmerston.
Average weather in Palmerston by month
Click on a month below to see detailed weather info for Palmerston. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.