Average temperature in January is 23.6 °C
Average daytime temperature is 28.4 °C
Average night temperature is 20 °C
Absolute maximum temperature: 30.4 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 9
Number of rainy days: 22
Number of snow days:
Precipitation sum: 47 mm
* Weather data for Mayagüez Puerto Rico is based on climate observations for 2023 year
| January (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 27.5 | 28.7 | 27.7 | 27.9 | 29.2 | 28.7 | 29 | 28.3 | 28.8 | 28.3 | 27.6 | 28.1 | 28.6 | 28.4 | 26.8 | 26 | 28.4 | 28.5 | 28 | 29.3 | 29.3 | 28.9 | 30.4 | 28.2 | 27.7 | 29.9 | 28.3 | 26.5 | 28.8 | 29 | 28.6 |
| Apparent max temperature | 32.2 | 32 | 29.9 | 31 | 32.8 | 31 | 31.9 | 31.4 | 32.2 | 31.1 | 32 | 32.2 | 30.7 | 30.9 | 30.4 | 27 | 29.1 | 30.4 | 31.6 | 33.2 | 32.6 | 30.1 | 32.2 | 31.1 | 30.3 | 31.9 | 30.8 | 26.2 | 29.5 | 29.7 | 28.8 |
| Mean temperature | 23.3 | 23.7 | 24.1 | 23.7 | 23.7 | 23.8 | 23.4 | 23.1 | 24 | 24 | 23.5 | 23.5 | 23.3 | 23.9 | 23.2 | 23.3 | 23.9 | 23.9 | 23.6 | 23.5 | 23.1 | 23.5 | 23.7 | 23.6 | 22.8 | 23.8 | 24 | 23.3 | 23.9 | 24.2 | 24.6 |
| Apparent mean temperature | 22.1 | 23.1 | 23.2 | 21.8 | 22.8 | 21.8 | 22.3 | 21.6 | 22.4 | 23.3 | 22.8 | 22.5 | 21.4 | 21.6 | 23.6 | 21.7 | 20.7 | 20.4 | 21.4 | 20.1 | 18.5 | 20.3 | 19.6 | 22.2 | 17.5 | 21 | 22.2 | 21.7 | 22.2 | 22.3 | 21.5 |
| Minimum temperature | 19.6 | 20.9 | 21.9 | 19.8 | 20.2 | 19.8 | 19.9 | 19.3 | 20.1 | 20.7 | 20.3 | 20 | 19.2 | 19.7 | 20.8 | 21.8 | 21.2 | 21 | 20 | 18 | 16.9 | 18.6 | 18.6 | 20.1 | 16.9 | 19.1 | 21.2 | 20.4 | 20.4 | 20.3 | 22.3 |
| Apparent min temperature | 26.5 | 26.6 | 25.8 | 25.8 | 26.7 | 26.8 | 26.2 | 26.1 | 27 | 26.7 | 26.6 | 26.4 | 25.9 | 26.2 | 26.3 | 23.6 | 23.8 | 23.9 | 25.5 | 26.4 | 25.7 | 25.6 | 25.4 | 26.2 | 25.1 | 26.2 | 25.6 | 23.8 | 25 | 25 | 24.5 |
| January | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.2 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 |
| Sunshine duration (h) | 10.1 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.4 | 10.4 | 10.4 | 10.3 | 10.4 | 9.8 | 10.3 | 10.4 | 10.4 | 10.4 | 10.5 | 10.5 | 10.5 | 10.5 | 8.6 | 7.8 | 10.5 | 10.5 | 10.6 | 10.6 | 10.6 | 10.6 |
| Precipitation (mm) | 1.5 | 1 | 0.7 | 2.7 | 1 | 0.6 | 5.3 | 0.8 | 1.5 | 1.9 | 2.3 | 6 | 1.1 | 0.1 | 9.9 | 0 | 0 | 0 | 1 | 1 | 0.8 | 0 | 0 | 1.5 | 2.8 | 0 | 3.5 | 0 | 0.1 | 0 | 0 |
| Precipitation hours | 5 | 8 | 3 | 5 | 2 | 4 | 7 | 5 | 3 | 6 | 6 | 8 | 5 | 1 | 10 | 0 | 0 | 0 | 7 | 3 | 5 | 0 | 0 | 5 | 6 | 0 | 7 | 0 | 1 | 0 | 0 |
| Wind speed (m/s) | 14.1 | 10.8 | 17 | 18.3 | 11.8 | 10.2 | 13.8 | 11.3 | 11.2 | 13.1 | 8.9 | 12.8 | 19.6 | 15.1 | 14.9 | 20.6 | 18.9 | 18.6 | 15.3 | 8.8 | 15.6 | 14.7 | 18.2 | 12.3 | 13.5 | 14.2 | 16.1 | 24.2 | 18.4 | 21.4 | 26 |
In January 2023, the highest daytime temperature in Mayagüez was 30.4°C.
While the minimum temperature at night dropped to 16.9°C.
The average nighttime and daytime temperatures during January in Mayagüez are 20°C and 28.4°C respectively.
The precipitation sum in January is about 47 mm.