Average annual temperature is 27.2 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: 20.3 °C
Number of sunny days: 106 days
Number of rainy days: 259 days
Look at detailed online map of Old Harbour Bay
* Weather data for Old Harbour Bay Jamaica is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.5 | 29.7 | 29.6 | 30.5 | 31.7 | 32.1 | 32.9 | 34.6 | 34.0 | 33.4 | 32.0 | 30.5 |
| Average daytime temperature (°C) | 28.6 | 28.4 | 28.6 | 29.4 | 30.3 | 30.1 | 31.7 | 32.4 | 32.6 | 31.5 | 30.3 | 29.2 |
| Average temperature (°C) | 25.1 | 25.2 | 25.4 | 26.2 | 27.5 | 27.9 | 28.8 | 29.1 | 29.2 | 28.3 | 27.0 | 26.0 |
| Average night temperature (°C) | 22.1 | 22.1 | 22.3 | 23.0 | 24.7 | 25.7 | 25.6 | 26.0 | 25.9 | 25.6 | 24.3 | 23.3 |
| Absolute minimum temperature (°C) | 20.3 | 20.7 | 20.6 | 21.6 | 23.4 | 24.0 | 23.6 | 25.0 | 24.3 | 24.2 | 21.8 | 22.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.5 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.3 | 10.8 | 10.9 | 11.6 | 11.5 | 10.3 | 11.6 | 11.1 | 10.7 | 10.3 | 9.2 | 9.7 |
| Precipitation (mm) | 13 | 6 | 33 | 29 | 94 | 118 | 15 | 49 | 35 | 63 | 135 | 26 |
| Sunny days | 15 | 14 | 13 | 2 | 6 | 8 | 17 | 1 | 4 | 0 | 11 | 15 |
| Rainy days | 16 | 14 | 18 | 28 | 25 | 22 | 14 | 30 | 26 | 31 | 19 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Old Harbour Bay is at