Aksu (Onsu) vs Ili (Yining / Ghulja): which is sunnier?
🇨🇳 China vs 🇨🇳 China · 311 km apart · long-term climate normals (NASA POWER, 2001–2020)
Ili (Yining / Ghulja) is the sunnier overall: about 2,819 hours of sunshine a year to Aksu (Onsu)'s 2,693. Aksu (Onsu) has the higher Sunshine Score in 4 of 12 months, Ili (Yining / Ghulja) in 2 (6 within 2 points).
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.


At a glance
| Aksu (Onsu) | Ili (Yining / Ghulja) | |
|---|---|---|
| Sunshine hours / year | 2,693 | 2,819 |
| Sunniest month | April (93/100) | September (93/100) |
| Nov–Feb average score | 4/100 | 2/100 |
| Jun–Aug average score | 87/100 | 82/100 |
| Rain / year | 176 mm | 273 mm |
| Peak midday UV | 7 (high) | 7 (high) |
Aksu (Onsu) vs Ili (Yining / Ghulja) month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Aksu (Onsu) | Ili (Yining / Ghulja) | Aksu (Onsu) | Ili (Yining / Ghulja) | Aksu (Onsu) | Ili (Yining / Ghulja) | |
| January | 0 | 0 | 1° | 2° | 3 | 14 |
| February | 0 | 0 | 5° | 5° | 5 | 16 |
| March | 39 | 46 | 13° | 14° | 6 | 16 |
| April | 93 | 90 | 21° | 21° | 12 | 30 |
| May | 91 | 90 | 26° | 27° | 21 | 30 |
| June | 90 | 90 | 30° | 32° | 28 | 32 |
| July | 81 | 72 | 33° | 34° | 28 | 34 |
| August | 89 | 83 | 31° | 33° | 33 | 20 |
| September | 91 | 93 | 26° | 27° | 23 | 17 |
| October | 78 | 84 | 18° | 19° | 8 | 21 |
| November | 16 | 8 | 10° | 9° | 6 | 26 |
| December | 0 | 0 | 3° | 3° | 3 | 17 |
The sunnier month by month: Jan even · Feb even · Mar Ili (Yining / Ghulja) · Apr Aksu (Onsu) · May even · Jun even · Jul Aksu (Onsu) · Aug Aksu (Onsu) · Sep even · Oct Ili (Yining / Ghulja) · Nov Aksu (Onsu) · Dec even.
When to pick which
- November–February: too close to call — Aksu (Onsu) averages 4/100, Ili (Yining / Ghulja) 2/100. Daytime highs are similar (5°C vs 5°C). See the winter sun ranking.
- March–May: too close to call — Aksu (Onsu) averages 74/100, Ili (Yining / Ghulja) 75/100. Daytime highs are similar (20°C vs 21°C).
- June–August: Aksu (Onsu) (average score 87/100 vs 82). Ili (Yining / Ghulja) is the warmer, around 33°C daytime highs vs 31°C.
- September–October: Ili (Yining / Ghulja) (average score 89/100 vs 85). Daytime highs are similar (22°C vs 23°C).
Full month-by-month guides: Aksu (Onsu) weather by month · Ili (Yining / Ghulja) weather by month · Best time to visit China.
More comparisons: Aksu (Onsu) vs Almaty · Aksu (Onsu) vs Aral · Aksu (Onsu) vs Kuqa · Ili (Yining / Ghulja) vs Almaty · Ili (Yining / Ghulja) vs Kuqa · Ili (Yining / Ghulja) vs Bole · all head-to-heads