Is Cluj-Napoca sunnier than Debrecen?

They are nearly tied: Cluj-Napoca gets about 1,991 hours of sunshine a year and Debrecen about 2,003.

Which is warmer, Cluj-Napoca or Debrecen?

Year-round daytime highs are similar: Cluj-Napoca averages 16°C (61°F), Debrecen 17°C (63°F).

Which is better in winter (November–February), Cluj-Napoca or Debrecen?

They are close in the November–February window: Cluj-Napoca averages 2/100 (about 4°C days), Debrecen 4/100 (about 5°C).

Cluj-Napoca vs Debrecen: which is sunnier?

🇷🇴 Romania vs 🇭🇺 Hungary · 175 km apart · long-term climate normals (NASA POWER, 2001–2020)

Cluj-Napoca and Debrecen are virtually tied for annual sunshine — about 1,991 vs 2,003 hours a year. Debrecen has the higher Sunshine Score in 6 of 12 months; the other 6 are within 2 points.

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

At a glance

	Cluj-Napoca	Debrecen
Sunshine hours / year	1,991	2,003
Sunniest month	September (81/100)	August (81/100)
Nov–Feb average score	2/100	4/100
Jun–Aug average score	75/100	78/100
Rain / year	681 mm	609 mm
Peak midday UV	6 (high)	6 (high)

Cluj-Napoca vs Debrecen month by month

Month	Sunshine Score		Day high °C		Rain mm
Month	Cluj-Napoca	Debrecen	Cluj-Napoca	Debrecen	Cluj-Napoca	Debrecen
January	0	0	1°	2°	35	35
February	0	0	4°	5°	34	36
March	14	21	10°	11°	43	40
April	54	69	16°	18°	51	41
May	75	78	22°	23°	81	65
June	73	77	26°	27°	97	75
July	74	76	28°	30°	90	79
August	79	81	28°	30°	63	51
September	81	81	23°	24°	53	52
October	54	61	16°	17°	53	48
November	7	14	9°	10°	41	44
December	0	0	3°	3°	40	43

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

When to pick which

November–February: too close to call — Cluj-Napoca averages 2/100, Debrecen 4/100. Daytime highs are similar (4°C vs 5°C). See the winter sun ranking.
March–May: Debrecen (average score 56/100 vs 48). Daytime highs are similar (16°C vs 17°C).
June–August: Debrecen (average score 78/100 vs 75). Debrecen is the warmer, around 29°C daytime highs vs 27°C.
September–October: Debrecen (average score 71/100 vs 68). Daytime highs are similar (20°C vs 21°C).

Full month-by-month guides: Cluj-Napoca weather by month · Debrecen weather by month · Best time to visit Romania.

More comparisons: Cluj-Napoca vs Timişoara · Cluj-Napoca vs Târgu Mureş · Cluj-Napoca vs Sibiu · Debrecen vs Budapest · Debrecen vs Timişoara · Debrecen vs Košice · all head-to-heads