Is Datong sunnier than Zhangjiakou?

Datong is the sunnier: about 2,912 hours of sunshine a year versus 2,829 — a difference of 83 hours.

Which is warmer, Datong or Zhangjiakou?

Zhangjiakou is warmer across the year: average daytime highs of 16°C (61°F) versus 14°C.

Which is better in winter (November–February), Datong or Zhangjiakou?

They are close in the November–February window: Datong averages 0/100 (about 0°C days), Zhangjiakou 0/100 (about 1°C).

Datong vs Zhangjiakou: which is sunnier?

🇨🇳 China vs 🇨🇳 China · 144 km apart · long-term climate normals (NASA POWER, 2001–2020)

Datong is the sunnier overall: about 2,912 hours of sunshine a year to Zhangjiakou's 2,829. Zhangjiakou 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

	Datong	Zhangjiakou
Sunshine hours / year	2,912	2,829
Sunniest month	May (89/100)	May (89/100)
Nov–Feb average score	0/100	0/100
Jun–Aug average score	81/100	80/100
Rain / year	436 mm	439 mm
Peak midday UV	8 (very high)	7 (high)

Datong vs Zhangjiakou month by month

Month	Sunshine Score		Day high °C		Rain mm
Month	Datong	Zhangjiakou	Datong	Zhangjiakou	Datong	Zhangjiakou
January	0	0	-4°	-3°	2	2
February	0	0	1°	2°	5	5
March	0	16	8°	10°	9	9
April	69	84	17°	19°	23	21
May	89	89	24°	26°	38	39
June	85	83	29°	30°	63	71
July	77	76	30°	31°	105	106
August	80	81	28°	30°	86	81
September	84	84	23°	24°	65	64
October	53	60	15°	16°	27	27
November	0	0	5°	6°	11	12
December	0	0	-3°	-2°	2	2

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

When to pick which

November–February: too close to call — Datong averages 0/100, Zhangjiakou 0/100. Daytime highs are similar (0°C vs 1°C). See the winter sun ranking.
March–May: Zhangjiakou (average score 63/100 vs 53). Zhangjiakou is the warmer, around 18°C daytime highs vs 16°C.
June–August: too close to call — Datong averages 81/100, Zhangjiakou 80/100. Daytime highs are similar (29°C vs 30°C).
September–October: Zhangjiakou (average score 72/100 vs 69). Daytime highs are similar (19°C vs 20°C).

Full month-by-month guides: Datong weather by month · Zhangjiakou weather by month · Best time to visit China.

More comparisons: Datong vs Hohhot · Datong vs Xinzhou · Datong vs Xilinhot · Zhangjiakou vs Beijing · Zhangjiakou vs Hohhot · Zhangjiakou vs Xilinhot · all head-to-heads