Saipan
Northern Mariana Islands
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 41 | 37 | 37 | 37 | 34 | 32 | 35 | 36 | 35 | 35 | 36 | 37 | 41 |
| Average high, °C | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 30 |
| Average temperature, °C | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 28 | 28 | 27 | 27 |
| Average low, °C | 24 | 24 | 24 | 23 | 23 | 22 | 23 | 24 | 24 | 24 | 24 | 24 | 23 |
| Record low, °C | 16 | 14 | 16 | 17 | 16 | 16 | 11 | 15 | 16 | 15 | 13 | 17 | 11 |
| Rain, days | 5 | 6 | 4 | 3 | 4 | 3 | 3 | 3 | 3 | 3 | 5 | 7 | 49 |
| Thunderstorms, days | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 1 | 2 | 10 |
| Average precipitation, mm. | 318 | 285 | 178 | 107 | 104 | 84 | 61 | 69 | 86 | 130 | 264 | 318 | 2002 |
| Relative humidity morning, % | 90 | 89 | 88 | 87 | 86 | 85 | 85 | 85 | 85 | 85 | 88 | 90 | 87 |
| Relative humidity evening, % | 81 | 81 | 81 | 79 | 76 | 75 | 74 | 74 | 75 | 77 | 78 | 81 | 78 |
| Wind speed, km/h | 12 | 14 | 16 | 17 | 16 | 16 | 16 | 17 | 16 | 16 | 14 | 12 | 15 |
| Day Length, часов | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 |
| Dew point, °C | 25 | 25 | 25 | 23 | 22 | 22 | 22 | 23 | 24 | 25 | 25 | 25 | 286 |
| Growing degree-day, °C | 518 | 536 | 513 | 517 | 496 | 449 | 505 | 512 | 539 | 535 | 546 | 537 | 6202 |
| Solar radiation, global, Mj/m2 | 20 | 20 | 19 | 18 | 19 | 21 | 24 | 26 | 26 | 25 | 23 | 21 | 22 |