Monthly climate metrics across temperature, precipitation, wind, and UV.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | |||||||||||||
| Daily high°C | 28 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 |
| Daily mean°C | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Daily low°C | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 30 | 29 | 30 | 30 | 31 | 31 | 32 | 34 | 34 | 32 | 31 | 31 | 31 |
| Mean feelsDaily mean feels-like°C | 27 | 27 | 27 | 28 | 29 | 30 | 30 | 30 | 30 | 29 | 29 | 28 | 29 |
| Low feelsDaily low feels-like°C | 22 | 22 | 23 | 24 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 24 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 80 | 78 | 80 | 82 | 81 | 81 | 83 | 83 | 82 | 83 | 82 | 80 | 81 |
| Dewpoint°C | 23.2 | 22.8 | 23.4 | 23.9 | 24.3 | 24.5 | 24.6 | 24.5 | 24.5 | 24.4 | 24.6 | 24.4 | 24.1 |
| Precipitation | |||||||||||||
| Rainfallmm | 292 | 30 | 36 | 7 | 5 | 151 | 658 | 490 | 98 | 737 | 190 | 26 | 2719 |
| Rain days≥1mm | 27 | 9 | 13 | 1 | 0 | 24 | 31 | 31 | 22 | 31 | 26 | 7 | 222 |
| Wind | |||||||||||||
| Wind avgm/s | 8.1 | 9.0 | 7.6 | 7.6 | 6.8 | 6.5 | 5.9 | 4.3 | 4.8 | 5.6 | 7.2 | 8.5 | 6.8 |
| Wind gustsm/s | 11.6 | 11.3 | 10.6 | 9.7 | 9.0 | 8.6 | 8.2 | 7.9 | 8.5 | 9.2 | 10.2 | 11.4 | 9.7 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 9.3 | 9.9 | 10.2 | 10.3 | 10.8 | 10.7 | 10.0 | 9.3 | 9.6 | 8.2 | 9.2 | 9.3 | 9.7 |
| Clear skyindex | 47% | 53% | 62% | 63% | 50% | 50% | 33% | 23% | 30% | 29% | 60% | 56% | 46% |
| UV indexmax avg | 8.0 | 9.6 | 11.5 | 11.4 | 11.0 | 10.6 | 10.0 | 10.4 | 10.5 | 8.1 | 8.3 | 7.5 | 9.8 |
Compared across Guam
Hagåtña: 23.4 °C. Typical range in Guam: 23.4–23.4 °C. Low anchor: Yigo Village, 23.1 °C. High anchor: Tamuning-Tumon-Harmon Village, 23.4 °C.
7 cities tracked