Savannakhet is rarely comfortable to be outside at midday. It comes closest in late December, and even then it is too hot. For sun, aim for late November to January.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
The sun season here runs from late November to January. It peaks in early January, at 66. The weakest stretch is from late April to early June, when it drops to 6, mostly because it is too hot. The clearest skies come in February, when the sky is typically 35% covered at midday (partly cloudy).
Savannakhet never quite rates Good for being outside. It comes closest in late December, at 43, mostly because it is too hot. Avoid mid April to early October for this: it falls to 0, mostly because it is too hot.
Walking is not what Savannakhet is for: the Active outdoors rating tops out at 16, mostly because it is too warm.
The year, measured
The average temperature in Savannakhet over the whole year is 27°C. April is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 18°C. The rainy (wet) season in Savannakhet runs from February to October, peaking in July with a 80% chance of rain on a given day. The dry season is November to January; January is the driest month, at 37%. Winds in Savannakhet are highest in December, averaging 1.8 m/s (6 km/h), and lightest in September, at 1.1 m/s (4 km/h). The prevailing wind is from the SE. The clearest skies in Savannakhet come in February, when the sky is typically 34% covered; July is the cloudiest month, at 73%.
Month by month Savannakhet climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 28°C | 18°C | 29°C | 37% | 37% | 1.6 m/s | 35 | 65 | 12 |
| February | 30°C | 19°C | 31°C | 68% | 34% | 1.6 m/s | 25 | 53 | 9 |
| March | 32°C | 23°C | 35°C | 78% | 43% | 1.4 m/s | 7 | 28 | 2 |
| April | 34°C | 26°C | 37°C | 69% | 47% | 1.4 m/s | 3 | 14 | 1 |
| May | 33°C | 26°C | 37°C | 73% | 60% | 1.3 m/s | 1 | 9 | 0 |
| June | 32°C | 26°C | 37°C | 74% | 66% | 1.3 m/s | 0 | 11 | 0 |
| July | 31°C | 26°C | 35°C | 80% | 73% | 1.3 m/s | 1 | 18 | 0 |
| August | 30°C | 26°C | 35°C | 78% | 72% | 1.3 m/s | 0 | 19 | 0 |
| September | 30°C | 25°C | 35°C | 80% | 66% | 1.1 m/s | 1 | 19 | 0 |
| October | 31°C | 24°C | 34°C | 70% | 52% | 1.4 m/s | 4 | 34 | 0 |
| November | 30°C | 22°C | 32°C | 45% | 42% | 1.6 m/s | 13 | 54 | 2 |
| December | 28°C | 18°C | 29°C | 44% | 36% | 1.8 m/s | 38 | 62 | 13 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Savannakhet weather by season
Year round, Savannakhet has days of about 28°C at their warmest in December, its coolest month, and 34°C in April, its warmest; the coolest hours of the day run from 18°C to 26°C through the year, and the average temperature over the year is 27°C around the clock. Rain is most likely around July and least likely around January. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Savannakhet weather in winterDecember to February
Winter in Savannakhet has typical daily highs of about 29°C and lows of about 18°C, with a 50% chance of rain on a given day.
Savannakhet weather in springMarch to May
Spring in Savannakhet has typical daily highs of about 33°C and lows of about 25°C, with a 73% chance of rain on a given day.
Savannakhet weather in summerJune to August
Summer in Savannakhet has typical daily highs of about 31°C and lows of about 26°C, with a 77% chance of rain on a given day.
Savannakhet weather in autumnSeptember to November
Autumn in Savannakhet has typical daily highs of about 30°C and lows of about 24°C, with a 65% chance of rain on a given day.
When is the rainy season in Savannakhet?
The rainy (wet) season in Savannakhet runs from February to October, peaking in July with a 80% chance of rain on a given day. The dry season is November to January; January is the driest month, at 37%.
What time of year is Savannakhet windiest?
Winds in Savannakhet are highest in December, averaging 1.8 m/s (6 km/h), and lightest in September, at 1.1 m/s (4 km/h). The prevailing wind is from the SE.
What is the average temperature in Savannakhet year round?
The average temperature in Savannakhet over the whole year is 27°C. April is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 18°C.
Where to go instead in late May, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.