Ko Samui
| Tu 21 | We 22 | Th 23 | Fr 24 | Sa 25 | Su 26 | Mo 27 | Tu 28 | We 29 | Th 30 | Fr 31 | Sa 01 | Su 02 | Mo 03 | |
| Tmax (°C) | 17 | 18 | 14 | 14 | 18 | 17 | 17 | 16 | 16 | 16 | 17 | 17 | 17 | 18 |
| Tmin (°C) | 13 | 10 | 6 | 6 | 6 | 9 | 10 | 9 | 10 | 11 | 12 | 11 | 11 | 11 |
| Ground Tmin (°C) | 11 | 6 | 2 | 3 | 3 | 5 | 6 | 5 | 6 | 7 | 8 | 7 | 7 | 7 |
| morning 24-06 |
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| a.m. 06-12 |
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| p.m. 12-18 |
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| evening 18-24 |
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| Precipitation |  |
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| (mm) | 0.2 | 0 | 1.1 | 0.4 | 0 | 0 | 0 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rain risk | 55 % | 35 % | 55 % | 55 % | 20 % | 40 % | 45 % | 55 % | 35 % | 30 % | 35 % | 20 % | 20 % | 25 % |
| Sunshine hours |  |
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| (hrs) | 1.6 | 4.8 | 6.4 | 5.6 | 7.2 | 2.4 | 5.7 | 3.2 | 7.3 | 7.3 | 7.3 | 8.2 | 8.2 | 5.7 |
| UV index | 3 | 4 | 5 | 5 | 5 | 4 | 4 | 4 | 5 | 4 | 5 | 5 | 5 | 5 |
| Sunrise Sunset |
05:00 20:55 |
04:59 20:56 |
04:58 20:57 |
04:57 20:59 |
04:56 21:00 |
04:54 21:01 |
04:53 21:03 |
04:52 21:04 |
04:51 21:05 |
04:51 21:06 |
04:50 21:07 |
04:49 21:08 |
04:48 21:10 |
04:47 21:11 |
| Wind direction (Bft) |
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| a.m. | N 2-3 | NW 2 | NW 3-4 | NW 4 | N 2 | W 2-3 | W 2-3 | E 2-3 | N 2-3 | NW 3 | NW 2-3 | NW 2 | N 2 | NW 2 |
| p.m. | |
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| N 2-3 | NW 3 | NW 3-4 | N 4 | NW 2-3 | W 2-3 | SW 3-4 | SE 3 | N 2-3 | NW 3 | NW 2-3 | NW 2-3 | N 2-3 | NW 2-3 | |
| evening | |
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| N 2 | NW 3 | W 3 | N 2-3 | W 2 | W 2 | SW 2-3 | E 2-3 | N 3 | NW 3 | NW 2-3 | NW 2-3 | N 2-3 | N 2-3 | |
| Road Conditions |  |
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| HDD/CDD (°C)  
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3/0 | 4/0 | 8/0 | 8/0 | 6/0 | 5/0 | 5/0 | 6/0 | 5/0 | 5/0 | 4/0 | 4/0 | 4/0 | 4/0 |
| index (HDD/CDD) | 3/0 | 7/0 | 15/0 | 23/0 | 29/0 | 34/0 | 39/0 | 45/0 | 50/0 | 55/0 | 59/0 | 63/0 | 67/0 | 71/0 |
Last updated: Tue 21 May 14:29 EDT
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