Is Vladivostok sunnier than Yanji?

Yanji is the sunnier: about 2,317 hours of sunshine a year versus 2,225 — a difference of 92 hours.

Which is warmer, Vladivostok or Yanji?

Year-round daytime highs are similar: Vladivostok averages 11°C (52°F), Yanji 12°C (54°F).

Which is better in winter (November–February), Vladivostok or Yanji?

They are close in the November–February window: Vladivostok averages 0/100 (about -4°C days), Yanji 0/100 (about -3°C).

Vladivostok vs Yanji: which is sunnier?

🇷🇺 Russia vs 🇨🇳 China · 226 km apart · long-term climate normals (NASA POWER, 2001–2020)

Yanji is the sunnier overall: about 2,317 hours of sunshine a year to Vladivostok's 2,225. Yanji has the higher Sunshine Score in 1 of 12 months; the other 11 are within 2 points.

Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.

At a glance

	Vladivostok	Yanji
Sunshine hours / year	2,225	2,317
Sunniest month	September (79/100)	September (81/100)
Nov–Feb average score	0/100	0/100
Jun–Aug average score	69/100	70/100
Rain / year	711 mm	635 mm
Peak midday UV	5 (moderate)	6 (high)

Vladivostok vs Yanji month by month

Month	Sunshine Score		Day high °C		Rain mm
Month	Vladivostok	Yanji	Vladivostok	Yanji	Vladivostok	Yanji
January	0	0	-9°	-8°	11	6
February	0	0	-4°	-3°	15	10
March	0	0	4°	5°	24	16
April	35	50	13°	15°	41	35
May	77	79	20°	22°	79	73
June	76	76	24°	27°	86	92
July	67	67	27°	29°	133	139
August	65	67	27°	28°	148	136
September	79	81	23°	23°	70	61
October	41	43	14°	14°	55	36
November	0	0	3°	3°	33	23
December	0	0	-7°	-6°	16	8

The sunnier month by month: Jan even · Feb even · Mar even · Apr Yanji · May even · Jun even · Jul even · Aug even · Sep even · Oct even · Nov even · Dec even.

When to pick which

November–February: too close to call — Vladivostok averages 0/100, Yanji 0/100. Daytime highs are similar (-4°C vs -3°C). See the winter sun ranking.
March–May: Yanji (average score 43/100 vs 37). Yanji is the warmer, around 14°C daytime highs vs 12°C.
June–August: too close to call — Vladivostok averages 69/100, Yanji 70/100. Yanji is the warmer, around 28°C daytime highs vs 26°C.
September–October: too close to call — Vladivostok averages 60/100, Yanji 62/100. Daytime highs are similar (19°C vs 19°C).

Full month-by-month guides: Vladivostok weather by month · Yanji weather by month · Best time to visit Russia · Best time to visit China.

More comparisons: Vladivostok vs Jiamusi · Vladivostok vs Mudanjiang · Yanji vs Changchun · Yanji vs Mudanjiang · all head-to-heads