Ubon Ratchathani vs Khon Kaen: which is sunnier?
🇹🇭 Thailand vs 🇹🇭 Thailand · 261 km apart · long-term climate normals (NASA POWER, 2001–2020)
Ubon Ratchathani is the sunnier overall: about 2,570 hours of sunshine a year to Khon Kaen's 2,473. Month by month it's balanced: each has the higher Sunshine Score in 1 month, with 10 within 2 points.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
At a glance
| Ubon Ratchathani | Khon Kaen | |
|---|---|---|
| Sunshine hours / year | 2,570 | 2,473 |
| Sunniest month | January (93/100) | January (92/100) |
| Nov–Feb average score | 86/100 | 87/100 |
| Jun–Aug average score | 67/100 | 66/100 |
| Rain / year | 1,473 mm | 1,213 mm |
| Peak midday UV | 10 (very high) | 9 (very high) |
Ubon Ratchathani vs Khon Kaen month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Ubon Ratchathani | Khon Kaen | Ubon Ratchathani | Khon Kaen | Ubon Ratchathani | Khon Kaen | |
| January | 93 | 92 | 32° | 31° | 4 | 9 |
| February | 65 | 73 | 35° | 34° | 7 | 14 |
| March | 53 | 52 | 36° | 36° | 33 | 41 |
| April | 41 | 39 | 37° | 37° | 68 | 82 |
| May | 60 | 53 | 33° | 34° | 170 | 162 |
| June | 67 | 66 | 31° | 32° | 195 | 147 |
| July | 67 | 66 | 30° | 31° | 292 | 170 |
| August | 67 | 66 | 29° | 30° | 295 | 221 |
| September | 67 | 66 | 29° | 29° | 283 | 239 |
| October | 76 | 74 | 30° | 29° | 101 | 105 |
| November | 91 | 90 | 30° | 29° | 18 | 18 |
| December | 93 | 92 | 30° | 29° | 7 | 5 |
The sunnier month by month: Jan even · Feb Khon Kaen · Mar even · Apr even · May Ubon Ratchathani · Jun even · Jul even · Aug even · Sep even · Oct even · Nov even · Dec even.
When to pick which
- November–February: too close to call — Ubon Ratchathani averages 86/100, Khon Kaen 87/100. Daytime highs are similar (32°C vs 31°C). See the winter sun ranking.
- March–May: Ubon Ratchathani (average score 51/100 vs 48). Daytime highs are similar (35°C vs 36°C).
- June–August: too close to call — Ubon Ratchathani averages 67/100, Khon Kaen 66/100. Daytime highs are similar (30°C vs 31°C).
- September–October: too close to call — Ubon Ratchathani averages 72/100, Khon Kaen 70/100. Daytime highs are similar (30°C vs 29°C).
Full month-by-month guides: Ubon Ratchathani weather by month · Khon Kaen weather by month · Best time to visit Thailand.
More comparisons: Ubon Ratchathani vs Udon Thani · Ubon Ratchathani vs Dong Hoi · Khon Kaen vs Bangkok · Khon Kaen vs Vientiane · Khon Kaen vs Udon Thani · all head-to-heads