Oudomsay weather by month & the best time to visit
🇱🇦 Laos · small town · tropical — wet & dry seasons climate
The best time to visit Oudomsay is February — its sunniest month (Sunshine Score 90/100), with December and January close behind. Oudomsay averages about 2,145 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 6 mm of rain in February.
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- Sun hours / year
- 2,145
- Sunniest month
- February
- Peak score
- 90/100
- Rain / year
- 945 mm
- Midday UV at peak
- 10 (very high)
- Population
- 55k
- Elevation
- 643 m
When is the best time to visit Oudomsay?
For sunshine, the best time to visit Oudomsay is February, then December and January. The dullest month is May (64/100, 108 mm of rain). The full month-by-month picture is in the table below.
How sunny is Oudomsay?
Oudomsay gets a moderate 2,145 hours of sunshine a year. February (90/100) is noticeably better than May (64). It ranks #5 of 7 destinations in Laos for annual sunshine, right at the national median of 2,145 hours. Rain has a clear season: the wettest stretch, around July, carries about 56% of the annual 945 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 88 | 26° / 79°F | 12° / 54°F | 16 mm | 7 |
| February | 90 | 29° / 84°F | 14° / 57°F | 6 mm | 8 |
| March | 86 | 31° / 88°F | 17° / 63°F | 28 mm | 8 |
| April | 73 | 33° / 91°F | 20° / 68°F | 58 mm | 9 |
| May | 64 | 33° / 91°F | 22° / 72°F | 108 mm | 10 |
| June | 71 | 31° / 88°F | 22° / 72°F | 112 mm | 9 |
| July | 64 | 30° / 86°F | 22° / 72°F | 208 mm | 8 |
| August | 64 | 29° / 84°F | 22° / 72°F | 212 mm | 9 |
| September | 72 | 30° / 86°F | 21° / 70°F | 105 mm | 9 |
| October | 82 | 29° / 84°F | 19° / 66°F | 53 mm | 8 |
| November | 87 | 28° / 82°F | 15° / 59°F | 26 mm | 8 |
| December | 89 | 25° / 77°F | 12° / 54°F | 13 mm | 7 |
See Oudomsay on the interactive sunshine globe →
Nearby places for sunshine
- Jinghong (Gasa) China · 192 km · best in Feb · 2,193 h sun/yr
- Chiang Rai Thailand · 235 km · best in Feb · 2,393 h sun/yr
- Vientiane Laos · 306 km · best in Jan · 2,437 h sun/yr
- Thanh Hóa Vietnam · 373 km · best in Feb · 1,456 h sun/yr
- Udon Thani Thailand · 376 km · best in Jan · 2,438 h sun/yr
- Chiang Mai Thailand · 382 km · best in Feb · 2,275 h sun/yr
Nearest destinations
- Luang Namtha Laos · 69 km · 2,145 h sun/yr · best in Feb
- Luang Phabang Laos · 88 km · 2,082 h sun/yr · best in Feb
- Dien Bien Phu Vietnam · 132 km · 1,806 h sun/yr · best in Feb
- Xieng Khouang Laos · 183 km · 1,930 h sun/yr · best in Feb
- Ton Phueng Laos · 195 km · 2,275 h sun/yr · best in Feb
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