Is Juneau sunnier than Whitehorse?

Whitehorse is the sunnier: about 1,919 hours of sunshine a year versus 1,229 — a difference of 690 hours.

Which is warmer, Juneau or Whitehorse?

Juneau is warmer across the year: average daytime highs of 7°C (45°F) versus 3°C.

Which is better in winter (November–February), Juneau or Whitehorse?

They are close in the November–February window: Juneau averages 0/100 (about 0°C days), Whitehorse 0/100 (about -9°C).

Juneau vs Whitehorse: which is sunnier?

🇺🇸 United States vs 🇨🇦 Canada · 263 km apart · long-term climate normals (NASA POWER, 2001–2020)

Whitehorse is the sunnier overall: about 1,919 hours of sunshine a year to Juneau's 1,229. Whitehorse has the higher Sunshine Score in 4 of 12 months, Juneau in 1 (7 within 2 points).

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

At a glance

	Juneau	Whitehorse
Sunshine hours / year	1,229	1,919
Sunniest month	July (39/100)	July (64/100)
Nov–Feb average score	0/100	0/100
Jun–Aug average score	36/100	58/100
Rain / year	3,155 mm	581 mm
Peak midday UV	3 (moderate)	4 (moderate)

Juneau vs Whitehorse month by month

Month	Sunshine Score		Day high °C		Rain mm
Month	Juneau	Whitehorse	Juneau	Whitehorse	Juneau	Whitehorse
January	0	0	-1°	-10°	339	42
February	0	0	0°	-8°	221	27
March	0	0	1°	-5°	209	31
April	0	0	5°	2°	173	28
May	5	21	9°	11°	154	39
June	29	51	14°	16°	148	70
July	39	64	16°	18°	204	73
August	39	58	16°	17°	280	70
September	24	13	13°	10°	369	61
October	0	0	7°	3°	384	57
November	0	0	1°	-7°	329	42
December	0	0	-1°	-10°	345	41

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

When to pick which

November–February: too close to call — Juneau averages 0/100, Whitehorse 0/100. Juneau is the warmer, around 0°C daytime highs vs -9°C. See the winter sun ranking.
March–May: Whitehorse (average score 7/100 vs 2). Juneau is the warmer, around 5°C daytime highs vs 3°C.
June–August: Whitehorse (average score 58/100 vs 36). Whitehorse is the warmer, around 17°C daytime highs vs 15°C.
September–October: Juneau (average score 12/100 vs 7). Juneau is the warmer, around 10°C daytime highs vs 7°C.

Full month-by-month guides: Juneau weather by month · Whitehorse weather by month · Best time to visit United States · Best time to visit Canada.

More comparisons: Juneau vs Fort Saint John · Juneau vs Ketchikan · Whitehorse vs Fairbanks · Whitehorse vs Ketchikan · all head-to-heads