Harstad/Narvik vs Tromsø: which is sunnier?
🇳🇴 Norway vs 🇳🇴 Norway · 160 km apart · long-term climate normals (NASA POWER, 2001–2020)
Tromsø is the sunnier overall: about 1,713 hours of sunshine a year to Harstad/Narvik's 1,431. Harstad/Narvik has the higher Sunshine Score in 2 of 12 months; the other 10 are within 2 points.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
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At a glance
| Harstad/Narvik | Tromsø | |
|---|---|---|
| Sunshine hours / year | 1,431 | 1,713 |
| Sunniest month | July (55/100) | July (51/100) |
| Nov–Feb average score | 0/100 | 0/100 |
| Jun–Aug average score | 45/100 | 42/100 |
| Rain / year | 1,242 mm | 1,347 mm |
| Peak midday UV | 3 (moderate) | 3 (moderate) |
Harstad/Narvik vs Tromsø month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Harstad/Narvik | Tromsø | Harstad/Narvik | Tromsø | Harstad/Narvik | Tromsø | |
| January | 0 | 0 | -3° | -4° | 102 | 106 |
| February | 0 | 0 | -3° | -4° | 100 | 109 |
| March | 0 | 0 | 0° | -1° | 105 | 120 |
| April | 0 | 0 | 3° | 3° | 81 | 89 |
| May | 6 | 6 | 9° | 9° | 84 | 95 |
| June | 34 | 29 | 14° | 13° | 103 | 106 |
| July | 55 | 51 | 18° | 17° | 115 | 112 |
| August | 45 | 45 | 16° | 16° | 106 | 113 |
| September | 16 | 16 | 11° | 11° | 122 | 137 |
| October | 0 | 0 | 5° | 4° | 109 | 122 |
| November | 0 | 0 | 1° | 0° | 101 | 114 |
| December | 0 | 0 | -1° | -2° | 114 | 124 |
The sunnier month by month: Jan even · Feb even · Mar even · Apr even · May even · Jun Harstad/Narvik · Jul Harstad/Narvik · Aug even · Sep even · Oct even · Nov even · Dec even.
When to pick which
- November–February: too close to call — Harstad/Narvik averages 0/100, Tromsø 0/100. Daytime highs are similar (-1°C vs -2°C). See the winter sun ranking.
- March–May: too close to call — Harstad/Narvik averages 2/100, Tromsø 2/100. Daytime highs are similar (4°C vs 4°C).
- June–August: Harstad/Narvik (average score 45/100 vs 42). Daytime highs are similar (16°C vs 15°C).
- September–October: too close to call — Harstad/Narvik averages 8/100, Tromsø 8/100. Daytime highs are similar (8°C vs 8°C).
Full month-by-month guides: Harstad/Narvik weather by month · Tromsø weather by month · Best time to visit Norway.
More comparisons: Harstad/Narvik vs Bodø · Harstad/Narvik vs Alta · Tromsø vs Bodø · Tromsø vs Alta · Tromsø vs Kittilä · all head-to-heads