| June 29, 2018 - July 5, 2018 | Max. Rainfall Amount | Max. Temperature |
| Thailand |
| The weak southwest monsoon prevailed over the Andaman Sea, Thailand and the Gulf of Thailand during the first half of the period. After that, it was respectively strengthened to rather active southwest monsoon on the last day of the period. These conditions still caused rain over the upper Thailand throughout the period with heavy rainfall in some areas. For the distribution of rainfall in southern part was more than the upper Thailand mainly during late of the period. | | |
| Northern Part |
| Isolated to scattered rain throughout the period with heavy rainfall in some areas on 1 and 4 July. | 42.5 mm at Wichian Buri Phetchabun on 1 July | |
| Northeastern Part |
| Isolated to scattered rain almost the whole period with heavy rainfall in some areas on 30 June, 1 and 2 July. | 57.5 mm at Mueang Nakhon Ratchasima on 2 July | |
| Central Part |
| Isolated to scattered rain with heavy rainfall in some areas except for fairly widespread rain with heavy rainfall in some areas on 30 June and 2 July. | 65.4 mm at Mueang Uthai Thani on 30 June | |
| Eastern Part |
| Scattered rain with heavy rainfall in some areas except for fairly widespread rain with heavy rainfall in some areas on 2 July. | 78.5 mm at Khlong Yai Trat on 4 July | |
| Southern Part (East Coast) |
| Isolated to scattered rain with heavy rainfall in some areas during early and middle of the period then fairly widespread rain with heavy rainfall in some areas. | 51.0 mm at Ko Samui Surat Thani on 2 July | |
| Southern Part (West Coast) |
| Fairy widespread rain with heavy to very heavy rainfall in some areas except for isolate rain on 29 June and 3 July. | 96.4 mm at Mueang Ranong on 2 July | |
| Metropolitan |
| Scattered to fairly widespread rain almost the whole period with heavy rainfall in some areas on 30 June, 1 and 2 July. | 67.7 mm at Surao Lamkhag School Khet Nong Chok on 2 July
Vicinity (45.8 mm at Bang Phli Samut Prakan on 30 June) | |
| Weekly total Rainfall and Weekly mean minimum temperature Map |
| Issued Date July 6, 2018 |
