Vientiane, Vientiane Prefecture Climate
Laos
Pop. 196,731 Elev. 174 m / 571 ft
TZ: Asia/Vientiane (UTC+7) ·
Summers in Vientiane are hot, with April highs around 96°F (36°C), while winters are mild with January lows of 56°F (13°C). Humidity pushes the summer feels-like temperature to around 122°F (50°C). Expect around 113 rainy days annually (67.8 in / 1723 mm total). The city averages 121 sunny days per year and around 91 thunderstorm days. Nearby lake water reaches 85°F (29°C) in summer.
| Temperature | 35°C (96°F) high | 13°C (56°F) low |
| Feels like | 50°C (122°F) high | 13°C (56°F) low |
| Rain | 113 days | 1723 mm (67.8 in) /yr |
| Sky | 121 sunny | 91 stormy |
| Wind | 0.9 m/s (1.9 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jan, Nov, Dec
Sky & Air by Month
Cloud cover (%)
23
Jan 21
Feb 29
Mar 59
Apr 86
May 92
Jun 96
Jul 90
Aug 89
Sep 61
Oct 59
Nov 23
Dec Humidity (%)
64
Jan 63
Feb 61
Mar 67
Apr 77
May 82
Jun 84
Jul 82
Aug 84
Sep 79
Oct 74
Nov 72
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 5 km Wattay International Airport (VTE)
Ski resort 919 km 大海草山国际滑雪场
National park 45 km ປ່າສະຫງວນແຫ່ງຊາດ ພູພະນັງ
Mountain peak
(1,637 m) 56 km
Hospital 2 km
Hiking trail 359 km Gurgling Nature Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 28°C 83°F | 13°C 56°F | 0 mm 0.0 in | — | 28 |
| February | 31°C 89°F | 18°C 65°F | 36 mm 1.4 in | — | 23 |
| March | 34°C 93°F | 21°C 70°F | 5 mm 0.2 in | — | 22 |
| April | 35°C 96°F | 24°C 76°F | 66 mm 2.6 in | — | 8 |
| May | 34°C 93°F | 26°C 78°F | 184 mm 7.2 in | — | 0 |
| June | 33°C 91°F | 26°C 79°F | 293 mm 11.6 in | — | 0 |
| July | 31°C 88°F | 25°C 78°F | 426 mm 16.8 in | — | 0 |
| August | 32°C 90°F | 25°C 77°F | 321 mm 12.6 in | — | 0 |
| September | 32°C 89°F | 25°C 77°F | 265 mm 10.4 in | — | 0 |
| October | 32°C 90°F | 24°C 75°F | 65 mm 2.6 in | — | 6 |
| November | 29°C 84°F | 20°C 68°F | 46 mm 1.8 in | — | 9 |
| December | 29°C 85°F | 18°C 64°F | 17 mm 0.7 in | — | 25 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 28 | 0 |
| February | 23 | 0 |
| March | 22 | 0 |
| April | 8 | 6 |
| May | 0 | 11 |
| June | 0 | 18 |
| July | 0 | 17 |
| August | 0 | 13 |
| September | 0 | 18 |
| October | 6 | 4 |
| November | 9 | 3 |
| December | 25 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 20°C 68°F |
| February | 22°C 72°F |
| March | 26°C 78°F |
| April | 29°C 84°F |
| May | 29°C 85°F |
| June | 29°C 85°F |
| July | 28°C 82°F |
| August | 28°C 83°F |
| September | 29°C 84°F |
| October | 28°C 82°F |
| November | 23°C 74°F |
| December | 22°C 72°F |