| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 29.6° | 17.2° | 0.7mm | 0.4 | 89 |
| February | 31.5° | 19.2° | 31.7mm | 3.6 | 75 |
| March | 34° | 22.3° | 72.5mm | 6 | 60 |
| April | 35.1° | 28.3° | 95.8mm | 8.1 | 51 |
| May | 33.7° | 26.1° | 272.8mm | 18.6 | 43 |
| June | 32.6° | 24.9° | 384.9mm | 23.2 | 48 |
| July | 31.6° | 24.6° | 564.1mm | 25 | 52 |
| August | 31.4° | 24.5° | 528mm | 25.1 | 52 |
| September | 31.8° | 24.4° | 354.2mm | 20.3 | 51 |
| October | 32.3° | 22.8° | 72.9mm | 8.1 | 63 |
| November | 31.4° | 21.7° | 11mm | 1.9 | 79 |
| December | 29.3° | 17.6° | 2.7mm | 0.8 | 89 |
January in Thakhèk averages a daily high of 29.6°C with nights around 17.2°C. Rain is rare — about 0.4 wet days and 0.7mm across the month. Comfortable conditions for being outdoors all day.
February in Thakhèk averages a daily high of 31.5°C with nights around 19.2°C. Expect roughly 3.6 wet days totalling 31.7mm. Comfortable conditions for being outdoors all day.
March in Thakhèk averages a daily high of 34°C with nights around 22.3°C. Expect roughly 6 wet days totalling 72.5mm. Generally workable, with some weather to plan around.
April in Thakhèk averages a daily high of 35.1°C with nights around 28.3°C. Expect roughly 8.1 wet days totalling 95.8mm. Demanding conditions — pack for it and plan indoor options.
May in Thakhèk averages a daily high of 33.7°C with nights around 26.1°C. Expect roughly 18.6 wet days totalling 272.8mm. Demanding conditions — pack for it and plan indoor options.
June in Thakhèk averages a daily high of 32.6°C with nights around 24.9°C. Expect roughly 23.2 wet days totalling 384.9mm. Demanding conditions — pack for it and plan indoor options.
July in Thakhèk averages a daily high of 31.6°C with nights around 24.6°C. Expect roughly 25 wet days totalling 564.1mm. Demanding conditions — pack for it and plan indoor options.
August in Thakhèk averages a daily high of 31.4°C with nights around 24.5°C. Expect roughly 25.1 wet days totalling 528mm. Demanding conditions — pack for it and plan indoor options.
September in Thakhèk averages a daily high of 31.8°C with nights around 24.4°C. Expect roughly 20.3 wet days totalling 354.2mm. Demanding conditions — pack for it and plan indoor options.
October in Thakhèk averages a daily high of 32.3°C with nights around 22.8°C. Expect roughly 8.1 wet days totalling 72.9mm. Generally workable, with some weather to plan around.
November in Thakhèk averages a daily high of 31.4°C with nights around 21.7°C. Rain is rare — about 1.9 wet days and 11mm across the month. Comfortable conditions for being outdoors all day.
December in Thakhèk averages a daily high of 29.3°C with nights around 17.6°C. Rain is rare — about 0.8 wet days and 2.7mm across the month. Comfortable conditions for being outdoors all day.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Thakhèk peaks at 89.
Based on 30 years of records, December–January scores highest for comfort in Thakhèk, balancing daytime temperature against rainfall.
April is the warmest, averaging a daily high of 35.1°C.
July is the wettest, averaging 564.1mm of rain across roughly 25 wet days.
December is the coolest month, with average daily highs around 29.3°C.