Best time to go to Palmerston Island
The best time to visit Palmerston Island can depend on the weather and when visitor numbers rise and fall. The hottest average temperature in Palmerston Island falls in March, when visitor numbers are average and weather is mostly cloudy with moderate rain. The coolest average temperature in Palmerston Island falls in August, visitor numbers are slightly low and weather is mostly cloudy with light rain.
 Calendar Month |  Temperature |  Precipitation |  Cloudiness |  Occupancy |
| January | 81.0°F (27.2°C) | Frequent Rain | Mostly Cloudy | Average |
| February | 81.1°F (27.3°C) | Moderate Rain | Mostly Cloudy | Average |
| March | 81.5°F (27.5°C) | Moderate Rain | Mostly Cloudy | Average |
| April | 81.0°F (27.2°C) | Light Rain | Mostly Cloudy | Average |
| May | 79.5°F (26.4°C) | Moderate Rain | Mostly Cloudy | Slightly High |
| June | 77.7°F (25.4°C) | Light Rain | Mostly Cloudy | Slightly High |
| July | 76.6°F (24.8°C) | Light Rain | Mostly Cloudy | Slightly High |
| August | 75.7°F (24.3°C) | Light Rain | Mostly Cloudy | Slightly Low |
| September | 76.5°F (24.7°C) | Light Rain | Mostly Cloudy | Average |
| October | 77.0°F (25.0°C) | Light Rain | Mostly Cloudy | Slightly Low |
| November | 78.3°F (25.7°C) | Light Rain | Mostly Cloudy | Slightly Low |
| December | 79.9°F (26.6°C) | Moderate Rain | Mostly Cloudy | Average |
