Best time to visit Koh Samui
Month-by-month timing guide using climate, cost, events, hub activity, and air quality.
Now: October
Rainy season
66 / 100 this month
Best month
March
70 / 100 · Shoulder season
Weather in Oct
29°C
daily highs · 26 rain days
Cost of living
$2,163
a month, nomad profile
12-month score heatmap
Score · average temperature · rain days
Jan
67.6
26°C · 16 rain
Feb
67.6
27°C · 15 rain
Mar
70.2
28°C · 12 rain
Apr
68.4
29°C · 15 rain
May
65.1
29°C · 20 rain
Jun
65.1
29°C · 16 rain
Jul
66.0
28°C · 19 rain
Aug
66.1
28°C · 19 rain
Sep
65.6
27°C · 21 rain
Oct
66.3
27°C · 26 rain
Nov
64.0
26°C · 25 rain
Dec
66.3
26°C · 17 rain
Best months
Weakest months
Month-by-month details
| Month | Score | Season | Weather | Temp | Rain days | Cost | Events |
|---|---|---|---|---|---|---|---|
| January | 67.6 | Shoulder season | 73 | 26.1°C | 15.5 | $2,163 | 0 |
| February | 67.6 | Shoulder season | 73 | 26.6°C | 15.1 | $2,163 | 0 |
| March | 70.2 | Shoulder season | 79 | 27.5°C | 11.6 | $2,163 | 0 |
| April | 68.4 | Hot season | 75 | 28.6°C | 15.0 | $2,163 | 0 |
| May | 65.1 | Rainy season | 68 | 28.5°C | 19.7 | $2,163 | 0 |
| June | 65.1 | Rainy season | 68 | 28.5°C | 16.2 | $2,163 | 0 |
| July | 66.0 | Rainy season | 70 | 28.0°C | 19.4 | $2,163 | 0 |
| August | 66.1 | Rainy season | 70 | 27.9°C | 19.2 | $2,163 | 0 |
| September | 65.6 | Rainy season | 69 | 27.4°C | 20.8 | $2,163 | 0 |
| October | 66.3 | Rainy season | 70 | 26.8°C | 25.5 | $2,163 | 0 |
| November | 64.0 | Rainy season | 65 | 26.2°C | 24.8 | $2,163 | 0 |
| December | 66.3 | Rainy season | 70 | 26.0°C | 17.2 | $2,163 | 0 |
Similar this month
Cities scoring within 8 points in October
| Rank | City | Score | Season | Weather | Cost | Events | City page |
|---|---|---|---|---|---|---|---|
| #1 |
 AR
Mendoza
Argentina
|
74.2 | Dry comfort window | 18.7°C · 3.5 rain | $1,432 | 0 | City page |
| #2 |
 IR
Qom
Iran
|
74.2 | Dry comfort window | 21.0°C · 0.0 rain | $371 | 0 | City page |
| #3 |
 ZM
Lusaka
Zambia
|
74.1 | Dry comfort window | 24.9°C · 1.5 rain | $1,789 | 0 | City page |
| #4 |
 EG
Port Said
Egypt
|
74.0 | Dry comfort window | 24.4°C · 1.0 rain | $910 | 0 | City page |
| #5 |
 PS
Jericho
Palestine
|
74.0 | Dry comfort window | 26.9°C · 0.8 rain | $1,089 | 0 | City page |
| #6 |
 BR
Cumbuco
Brazil
|
74.0 | Shoulder season | 27.3°C · 2.1 rain | $1,410 | 0 | City page |
| #7 |
 MZ
Nampula
Mozambique
|
73.9 | Dry comfort window | 26.3°C · 2.5 rain | $1,015 | 0 | City page |
| #8 |
 TN
El Jem
Tunisia
|
73.9 | Dry comfort window | 22.3°C · 2.9 rain | $1,022 | 0 | City page |