Khon Kaen vs Phitsanulok: which is sunnier?
🇹🇭 Thailand vs 🇹🇭 Thailand · 269 km apart · long-term climate normals (NASA POWER, 2001–2020)
Khon Kaen and Phitsanulok are virtually tied for annual sunshine — about 2,473 vs 2,511 hours a year. Khon Kaen has the higher Sunshine Score in 6 of 12 months; the other 6 are within 2 points.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.


At a glance
| Khon Kaen | Phitsanulok | |
|---|---|---|
| Sunshine hours / year | 2,473 | 2,511 |
| Sunniest month | January (92/100) | January (92/100) |
| Nov–Feb average score | 87/100 | 82/100 |
| Jun–Aug average score | 66/100 | 64/100 |
| Rain / year | 1,213 mm | 1,243 mm |
| Peak midday UV | 9 (very high) | 10 (very high) |
Khon Kaen vs Phitsanulok month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Khon Kaen | Phitsanulok | Khon Kaen | Phitsanulok | Khon Kaen | Phitsanulok | |
| January | 92 | 92 | 31° | 32° | 9 | 11 |
| February | 73 | 55 | 34° | 36° | 14 | 10 |
| March | 52 | 35 | 36° | 38° | 41 | 31 |
| April | 39 | 25 | 37° | 39° | 82 | 61 |
| May | 53 | 46 | 34° | 35° | 162 | 178 |
| June | 66 | 60 | 32° | 33° | 147 | 162 |
| July | 66 | 66 | 31° | 32° | 170 | 163 |
| August | 66 | 66 | 30° | 31° | 221 | 203 |
| September | 66 | 66 | 29° | 31° | 239 | 251 |
| October | 74 | 68 | 29° | 31° | 105 | 140 |
| November | 90 | 89 | 29° | 31° | 18 | 24 |
| December | 92 | 92 | 29° | 30° | 5 | 9 |
The sunnier month by month: Jan even · Feb Khon Kaen · Mar Khon Kaen · Apr Khon Kaen · May Khon Kaen · Jun Khon Kaen · Jul even · Aug even · Sep even · Oct Khon Kaen · Nov even · Dec even.
When to pick which
- November–February: Khon Kaen (average score 87/100 vs 82). Daytime highs are similar (31°C vs 32°C). See the winter sun ranking.
- March–May: Khon Kaen (average score 48/100 vs 35). Daytime highs are similar (36°C vs 37°C).
- June–August: too close to call — Khon Kaen averages 66/100, Phitsanulok 64/100. Daytime highs are similar (31°C vs 32°C).
- September–October: Khon Kaen (average score 70/100 vs 67). Phitsanulok is the warmer, around 31°C daytime highs vs 29°C.
Full month-by-month guides: Khon Kaen weather by month · Phitsanulok weather by month · Best time to visit Thailand.
More comparisons: Khon Kaen vs Bangkok · Khon Kaen vs Vientiane · Khon Kaen vs Ubon Ratchathani · Phitsanulok vs Bangkok · Phitsanulok vs Yangon · Phitsanulok vs Vientiane · all head-to-heads