Is Harbin sunnier than Mudanjiang?

They are nearly tied: Harbin gets about 2,492 hours of sunshine a year and Mudanjiang about 2,440.

Which is warmer, Harbin or Mudanjiang?

Year-round daytime highs are similar: Harbin averages 10°C (50°F), Mudanjiang 10°C (50°F).

Which is better in winter (November–February), Harbin or Mudanjiang?

They are close in the November–February window: Harbin averages 0/100 (about -8°C days), Mudanjiang 0/100 (about -6°C).

Harbin vs Mudanjiang: which is sunnier?

🇨🇳 China vs 🇨🇳 China · 288 km apart · long-term climate normals (NASA POWER, 2001–2020)

Harbin and Mudanjiang are virtually tied for annual sunshine — about 2,492 vs 2,440 hours a year. Harbin 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

	Harbin	Mudanjiang
Sunshine hours / year	2,492	2,440
Sunniest month	May (83/100)	September (83/100)
Nov–Feb average score	0/100	0/100
Jun–Aug average score	72/100	71/100
Rain / year	549 mm	631 mm
Peak midday UV	6 (high)	6 (high)

Harbin vs Mudanjiang month by month

Month	Sunshine Score		Day high °C		Rain mm
Month	Harbin	Mudanjiang	Harbin	Mudanjiang	Harbin	Mudanjiang
January	0	0	-13°	-11°	5	8
February	0	0	-7°	-6°	6	8
March	0	0	3°	2°	12	18
April	45	36	14°	13°	21	33
May	83	80	22°	21°	58	73
June	75	76	28°	26°	103	93
July	69	68	29°	28°	134	138
August	73	68	27°	27°	110	135
September	83	83	22°	22°	55	57
October	30	29	12°	12°	22	34
November	0	0	-1°	0°	15	24
December	0	0	-11°	-9°	8	10

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

When to pick which

November–February: too close to call — Harbin averages 0/100, Mudanjiang 0/100. Mudanjiang is the warmer, around -6°C daytime highs vs -8°C. See the winter sun ranking.
March–May: Harbin (average score 43/100 vs 39). Daytime highs are similar (13°C vs 12°C).
June–August: too close to call — Harbin averages 72/100, Mudanjiang 71/100. Daytime highs are similar (28°C vs 27°C).
September–October: too close to call — Harbin averages 57/100, Mudanjiang 56/100. Daytime highs are similar (17°C vs 17°C).

Full month-by-month guides: Harbin weather by month · Mudanjiang weather by month · Best time to visit China.

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