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| Locations | Temperature(°C) | Max Wind | Amount of rainfall (mm) | ||||
| Max | Min | Direction | Speed (km/hr) | Time | 24 hr | Year-to-Date | |
| May 31, 2015 | |||||||
| Northern Part | |||||||
| MAE HONG SON | 35.5 | 22.5 | SSE | 20.39 | 16:10 | 5.1 | 219.0 |
| DOI ANG KANG | 27.5 | 18.6 | WNW | 37.07 | 23:55 | 0.9 | 293.3 |
| CHIANG RAI | 35.3 | 23.9 | SSE | 24.09 | 15:10 | - | 379.8 |
| CHAING RAI AGROMET. | 35.8 | 23.3 | ESE | 18.53 | 1538 | - | 410.8 |
| THUNG CHANG | 34.5 | 23.8 | S | 9.27 | 15:00 | - | 284.0 |
| PHAYAO | 35.0 | 25.0 | W | 9.27 | 13:00 | - | 286.2 |
| THA WANGPHA | 33.5 | 24.8 | SW | 11.12 | 14:10 | 2.9 | 411.3 |
| THOEN | 36.0 | 25.2 | SW | 18.53 | 17:00 | - | 358.3 |
| MAE SARIANG | 37.0 | 25.0 | N | 25.95 | 15:50 | 4.3 | 201.4 |
| MAE JO AGROMET. | - N/A - | ||||||
| CHIANG MAI | 35.8 | 26.3 | W | 35.21 | 12:40 | 10.0 | 236.7 |
| LAMPANG | 38.0 | 25.6 | SW | 9.27 | 11:15 | - | 231.0 |
| LAMPHUN | 36.0 | 25.5 | WSW | 14.83 | 21:19 | Trace | 330.4 |
| PHRAE | 38.7 | 26.3 | WSW | 11.12 | 14:40 | 0.2 | 248.2 |
| NAN | 37.0 | 24.5 | S | 3.71 | 15:15 | - | 320.0 |
| NAN AGROMET. | 34.5 | 23.2 | - N/A - | - | 279.1 | ||
| LAMPANG AGROMET. | 35.5 | 24.5 | NW | 12.97 | 09:37 | - | 405.1 |
| UTTARADIT | 38.5 | 27.0 | S | 7.41 | 11:10 | - | 179.7 |
| SUKHOTHAI* | 40.1 | 29.1 | WSW | 18.53 | 22:00 | - | 178.7 |
| SI SAMRONG AGROMET. | 38.9 | 28.5 | WNW | 14.83 | 22:00 | - | 142.0 |
| LOM SAK | 37.3 | 26.5 | W | 18.53 | 13:35 | 1.5 | 90.4 |
| MAE SOT | 33.8 | 25.3 | W | 31.51 | 1120 | - | 234.8 |
| TAK | 36.9 | 28.4 | W | 29.65 | 12:32 | - | 159.1 |
| BHUMIBOL DAM | 38.2 | 28.5 | WSW | 25.95 | 07:11 | - | 198.3 |
| PHITSANULOK | 38.5 | 27.9 | NW | 18.53 | 12:45 | - | 165.7 |
| PHETCHABUN | 37.4 | 27.3 | W | 14.83 | 13:10 | 7.6 | 189.5 |
| KAMPHAENG PHET | 38.0 | 26.8 | NW | 16.68 | 18:48 | - | 172.4 |
| UMPHANG | 33.1 | 22.8 | SW | 22.24 | 14:33 | 6.2 | 318.0 |
| PICHIT AGROMET. | 39.3 | 26.5 | SW | 29.65 | 22 | 0.3 | 128.7 |
| DOI MU SOE AGROMET. | 28.6 | 20.7 | WSW | 35.21 | 15:19 | - | 226.3 |
| WICHIAN BURI | 39.0 | 27.5 | WSW | 9.27 | 16:00 | - | 271.9 |
| Northeastern Part | |||||||
| LOEI AGROMET. | 36.2 | 24.0 | SE | 20.39 | 17:42 | 0.5 | 272.3 |
| NONG KHAI | 38.9 | 27.5 | S | 46.33 | 16:43 | 8.9 | 210.5 |
| LOEI | 36.5 | 24.5 | SSE | 27.80 | 17:35 | 1.0 | 277.6 |
| UDON THANI | 37.4 | 26.5 | WNW | 29.65 | 15:39 | - | 304.5 |
| SAKON NAKHON AGROMET. | 38.0 | 25.7 | W | 9.27 | 17:03 | - | 280.7 |
| SAKON NAKHON | 37.6 | 27.8 | NW | 14.83 | 11:02 | 1.5 | 423.6 |
| NAKHON PHANOM | 37.8 | 27.7 | NW | 37.07 | 16:50 | 11.8 | 240.7 |
| NAKHON PHANOM AGROMET. | 37.2 | 25.7 | N | 18.53 | 16:30 | - | 306.0 |
| NONG BUA LAM PHU | 39.0 | 25.2 | NW | 29.65 | 15:04 | - | 189.6 |
| KHON KAEN | 38.6 | 27.2 | W | 37.07 | 01:05 | 7.2 | 179.2 |
| MAHASARAKHAM | 39.5 | 27.1 | - N/A - | 0.1 | 94.0 | ||
| MUKDAHAN | 38.8 | 29.3 | SW | 11.12 | 15:30 | 0.6 | 210.3 |
| THA PHRA AGROMET. | 39.5 | 28.1 | S | 16.68 | 16:14 | 0.4 | 180.3 |
| KALASIN | 39.6 | 27.5 | SSW | 22.24 | 08:09 | - | 269.8 |
| CHAIYAPHUM | 40.0 | 28.2 | WSW | 25.95 | 10:35 | - | 114.6 |
| ROI ET AGROMET. | 39.0 | 27.7 | S | 22.24 | 15:55 | 0.7 | 234.8 |
| ROI ET | 39.9 | 28.5 | SW | 27.80 | 13:50 | Trace | 211.9 |
| UBON RATCHATHANI | 41.7 | 28.7 | WSW | 12.97 | 11:00 | - | 174.6 |
| UBON RATCHATHANI AGROMET. | 39.8 | 27.8 | S | 14.83 | 11:40 | - | 162.8 |
| SI SAKET AGROMET. | - N/A - | ||||||
| THA TUM | 38.7 | 26.1 | SSE | 18.53 | 15:15 | - | 189.6 |
| NAKHON RATCHASIMA | 39.3 | 26.8 | 16.68 | - | 165.9 | ||
| SURIN | 38.4 | 26.2 | WSW | 25.95 | 21:10 | 2.8 | 304.5 |
| SURIN AGROMET. | 38.2 | 26.2 | SSW | 22.24 | 17:30 | - | 300.3 |
| CHOK CHAI | 38.5 | 26.5 | W | 27.80 | 15:20 | Trace | 226.5 |
| PAKCHONG AGROMET. | 35.8 | 25.5 | - N/A - | - | 274.7 | ||
| NANG RONG | 39.3 | 25.7 | SSW | 14.83 | 17:00 | - | 220.3 |
| BURIRUM | 39.6 | 25.3 | - N/A - | - | 189.0 | ||
| Central Part | |||||||
| NAKHON SAWAN | 40.5 | 27.2 | S | 14.83 | 21:16 | - | 137.9 |
| TAKFA AGROMET. | 39.7 | 27.2 | SSW | 27.80 | 21:55 | 9.8 | 218.0 |
| CHAINAT AGROMET. | 38.8 | 25.4 | SSE | 53.74 | 20:30 | 11.4 | 306.0 |
| AYUTTHAYA | 38.6 | 26.5 | SSW | 20.39 | 15:43 | - | 330.9 |
| NAKORNNAYOK | - N/A - | ||||||
| BUA CHUM | 41.7 | 27.3 | SSW | 27.80 | 08:08 | - | 210.8 |
| PATHUMTHANI | 38.0 | 28.0 | WSW | 29.65 | 19:00 | - | 291.3 |
| Samut Prakarn | 33.8 | 28.3 | SSW | 25.95 | 19:00 | - | 198.8 |
| THONG PHAPHUM | 36.7 | 26.0 | NW | 14.83 | 16:25 | - | 282.2 |
| SUPHAN BURI | 39.8 | 26.9 | W | 24.09 | 19:10 | - | 180.1 |
| LOP BURI | 38.9 | 27.2 | SSW | 22.24 | 20:30 | - | 240.2 |
| U THONG AGROMET. | 39.1 | 27.0 | W | 18.53 | 19:00 | - | 146.5 |
| SUVARNABHUMI AIRPORT | 37.9 | 28.7 | S | 33.36 | 17:00 | - | 81.7 |
| KANCHANA BURI | 39.7 | 28.0 | NW | 22.24 | 12:20 | - | 170.9 |
| NAKHONPATHOM | 37.5 | 25.4 | WSW | 27.80 | 17:24 | - | 202.4 |
| BANG NA AGROMET. | 37.8 | 27.7 | SW | 16.68 | 13:00 | - | 265.6 |
| BANGKOK PORT (KLONG TOEI) | 37.5 | 29.0 | SSW | 22.24 | 15:30 | - | 307.7 |
| BANGKOK METROPOLIS | 36.8 | 28.0 | SSW | 14.83 | 14:00 | - | 415.6 |
| DON MUANG AIRPORT | 36.8 | 28.6 | W | 37.07 | 12:30 | - | 262.7 |
| PILOT STATION | 33.0 | 29.8 | SW | 33.36 | 18:25 | - | 95.4 |
| RATCHA BURI | 37.1 | 26.5 | W | 25.95 | 09:45 | 15.8 | 183.4 |
| Eastern Part | |||||||
| PRACHIN BURI | 38.0 | 27.0 | SW | 14.83 | 21:40 | 2.2 | 291.3 |
| KABIN BURI | 37.5 | 26.2 | WSW | 12.97 | 12:00 | - | 273.1 |
| SA KAEW | 38.1 | 26.4 | S | 11.12 | 13:00 | - | 209.8 |
| CHACHOENGSAO | 36.5 | 25.8 | SW | 11.12 | 16:00 | - | 310.1 |
| CHON BURI | 37.5 | 29.4 | SW | 14.83 | 18:50 | - | 182.4 |
| KO SICHANG | 34.5 | 29.0 | WSW | 22.24 | 02:38 | - | 119.6 |
| PHATTHAYA | 34.0 | 29.0 | W | 24.09 | 11:00 | - | 174.9 |
| ARANYA PRATHET | 39.2 | 27.1 | W | 24.09 | 13:11 | - | 117.9 |
| LAEM CHABANG | 37.4 | 28.9 | SW | 29.65 | 19:20 | - | 150.5 |
| SATTAHIP | - N/A - | ||||||
| RAYONG | 33.0 | 29.5 | SW | 14.83 | 04:30 | 0.2 | 270.1 |
| HUAI PONG AGROMET. | 36.5 | 27.4 | W | 22.24 | 1202 | - | 340.7 |
| CHANTHA BURI | - N/A - | ||||||
| PHLIU AGROMET. | - N/A - | ||||||
| TRAD | 32.5 | 22.4 | NW | 14.83 | 14:06 | - | 581.0 |
| Southern Part (East Coast) | |||||||
| PHETCHA BURI | 35.0 | 27.2 | SW | 31.51 | 14:20 | - | 165.2 |
| NONG PHLUB AGROMET. | 38.3 | 24.1 | S | 24.09 | 15:10 | - | 111.1 |
| HUA HIN | 33.5 | 26.7 | SE | 35.21 | 15:00 | - | 134.4 |
| PRACHUAP KHIRIKHAN | 33.8 | 27.2 | ESE | 29.65 | 14:10 | - | 229.2 |
| CHUMPHON | 35.9 | 25.7 | W | 27.80 | 16:21 | - | 399.7 |
| SAWI AGROMET. | 36.7 | 24.5 | WSW | 7.41 | 16:00 | - | 341.8 |
| KO SAMUI | 34.3 | 24.2 | SSW | 14.83 | 14:52 | - | 274.7 |
| SURAT THANI | 36.2 | 25.5 | SW | 37.07 | 16:50 | 2.2 | 284.2 |
| NAKHONSI THAMMARAT | 35.6 | 24.0 | ESE | 24.09 | 18:30 | - | 265.7 |
| NAKHONSI THAMMARAT AGROMET. | 34.8 | 25.2 | ENE | 14.83 | 13:00 | - | 379.1 |
| SURAT THANI AGROMET. | 35.3 | 23.5 | SW | 9.27 | 14:00 | - | 284.6 |
| PHRA SANG | 35.4 | 24.4 | WSW | 18.53 | 15:49 | - | 495.6 |
| CHAWANG | 35.7 | 24.0 | WSW | 20.39 | 16:50 | 16.8 | 256.3 |
| PHATTHALUNG AGROMET. | 34.9 | 25.5 | S | 33.36 | 15:25 | 4.9 | 364.6 |
| SONGKHLA | 33.2 | 26.4 | WSW | 22.24 | 1402 | Trace | 295.2 |
| HAT YAI AIRPORT | 33.4 | 24.5 | SW | 31.51 | 12:00 | 4.8 | 272.4 |
| KHO HONG AGROMET. | 33.0 | 24.2 | W | 40.77 | 13:42 | 32.4 | 324.0 |
| SA DAO | 33.2 | 24.5 | SSW | 27.80 | 12:55 | 2.1 | 87.7 |
| PATTANI AIRPORT | 34.1 | 24.9 | NE | 22.24 | 11:20 | 5.5 | 187.6 |
| YALA AGROMET. | 33.6 | 24.9 | SW | 40.77 | 1427 | 23.0 | 432.6 |
| NARATHIWAT | 34.0 | 23.5 | NNE | 24.09 | 14:05 | - | 436.0 |
| Southern Part (West Coast) | |||||||
| RANONG | 33.6 | 26.0 | W | 18.53 | 1530 | - | 353.0 |
| TAKUA PA | 33.4 | 25.4 | ENE | 18.53 | 16:20 | - | 591.2 |
| KRABI | 33.8 | 23.8 | SSW | 7.41 | 14:16 | - | 266.3 |
| PHUKET | 32.8 | 26.0 | WSW | 14.83 | 7.0 | 288.9 | |
| PHUKET AIRPORT | 32.9 | 25.0 | W | 18.53 | 12:00 | - | 422.9 |
| KO LANTA | 31.8 | 26.0 | WSW | 31.51 | 14:35 | - | 398.5 |
| TRANG AIRPORT | 33.7 | 25.5 | S | 37.07 | 1412 | 15.0 | 353.2 |
| SATUN | 32.0 | 24.7 | W | 24.09 | 13:20 | 94.0 | 518.7 |
Note: This is raw observation data which hasn't undergone the inspection process yet.