Changchun vs Yanji: which is sunnier?
🇨🇳 China vs 🇨🇳 China · 328 km apart · long-term climate normals (NASA POWER, 2001–2020)
Changchun is the sunnier overall: about 2,423 hours of sunshine a year to Yanji's 2,317. Yanji has the higher Sunshine Score in 3 of 12 months; the other 9 are within 2 points.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
At a glance
| Changchun | Yanji | |
|---|---|---|
| Sunshine hours / year | 2,423 | 2,317 |
| Sunniest month | September (83/100) | September (81/100) |
| Nov–Feb average score | 0/100 | 0/100 |
| Jun–Aug average score | 69/100 | 70/100 |
| Rain / year | 634 mm | 635 mm |
| Peak midday UV | 5 (moderate) | 6 (high) |
Changchun vs Yanji month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Changchun | Yanji | Changchun | Yanji | Changchun | Yanji | |
| January | 0 | 0 | -11° | -8° | 6 | 6 |
| February | 0 | 0 | -5° | -3° | 9 | 10 |
| March | 0 | 0 | 4° | 5° | 15 | 16 |
| April | 44 | 50 | 14° | 15° | 27 | 35 |
| May | 81 | 79 | 22° | 22° | 68 | 73 |
| June | 73 | 76 | 27° | 27° | 108 | 92 |
| July | 66 | 67 | 29° | 29° | 146 | 139 |
| August | 67 | 67 | 27° | 28° | 140 | 136 |
| September | 83 | 81 | 22° | 23° | 56 | 61 |
| October | 37 | 43 | 13° | 14° | 29 | 36 |
| November | 0 | 0 | 1° | 3° | 20 | 23 |
| December | 0 | 0 | -9° | -6° | 10 | 8 |
The sunnier month by month: Jan even · Feb even · Mar even · Apr Yanji · May even · Jun Yanji · Jul even · Aug even · Sep even · Oct Yanji · Nov even · Dec even.
When to pick which
- November–February: too close to call — Changchun averages 0/100, Yanji 0/100. Yanji is the warmer, around -3°C daytime highs vs -6°C. See the winter sun ranking.
- March–May: too close to call — Changchun averages 42/100, Yanji 43/100. Daytime highs are similar (13°C vs 14°C).
- June–August: too close to call — Changchun averages 69/100, Yanji 70/100. Daytime highs are similar (28°C vs 28°C).
- September–October: too close to call — Changchun averages 60/100, Yanji 62/100. Daytime highs are similar (18°C vs 19°C).
Full month-by-month guides: Changchun weather by month · Yanji weather by month · Best time to visit China.
More comparisons: Changchun vs Shenyang · Changchun vs Harbin · Changchun vs Daqing · Yanji vs Mudanjiang · Yanji vs Vladivostok · all head-to-heads