Northern lights in Reykjavík in October 2027
Short answer: The darkest, most moon-free nights are 26 Oct, 27 Oct, 28 Oct, 29 Oct, 30 Oct, 31 Oct. Nights average 10.9 hours of darkness in October.
Leave the city for Þingvellir or Grótta lighthouse. Cloud cover is the main obstacle.
Fri 1 Oct to Sun 31 Oct 2027
Darkest night: Tue 26 October 2027
Dark 19:20–07:08 · 10.8 h without the moon · moon 8% lit
| Night of | Dark (sun below −12°) | Hours | Moon-free | Moon | Score |
|---|---|---|---|---|---|
| Fri 1 Oct | 20:43–05:57 | 9.3 | 9.3 | 5% | 97 |
| Sat 2 Oct | 20:39–06:00 | 9.5 | 9.5 | 11% | 98 |
| Sun 3 Oct | 20:35–06:03 | 9.5 | 9.5 | 18% | 98 |
| Mon 4 Oct | 20:32–06:06 | 9.7 | 9.7 | 26% | 99 |
| Tue 5 Oct | 20:28–06:09 | 9.8 | 9.8 | 35% | 99 |
| Wed 6 Oct | 20:25–06:12 | 9.8 | 9.8 | 45% | 99 |
| Thu 7 Oct | 20:21–06:15 | 10.0 | 9.0 | 55% | 97 |
| Fri 8 Oct | 20:18–06:18 | 10.2 | 7.2 | 64% | 90 |
| Sat 9 Oct | 20:14–06:21 | 10.2 | 5.5 | 73% | 82 |
| Sun 10 Oct | 20:11–06:23 | 10.3 | 4.0 | 80% | 73 |
| Mon 11 Oct | 20:07–06:26 | 10.3 | 2.5 | 87% | 64 |
| Tue 12 Oct | 20:04–06:29 | 10.5 | 1.0 | 93% | 54 |
| Wed 13 Oct | 20:00–06:32 | 10.7 | 0.0 | 97% | 47 |
| Thu 14 Oct | 19:57–06:35 | 10.7 | 0.0 | 99% | 45 |
| Fri 15 Oct | 19:54–06:38 | 10.8 | 0.0 | 100% | 45 |
| Sat 16 Oct | 19:51–06:41 | 10.8 | 0.0 | 98% | 46 |
| Sun 17 Oct | 19:47–06:43 | 11.0 | 0.0 | 94% | 48 |
| Mon 18 Oct | 19:44–06:46 | 11.2 | 0.0 | 88% | 52 |
| Tue 19 Oct | 19:41–06:49 | 11.2 | 0.0 | 80% | 56 |
| Wed 20 Oct | 19:38–06:52 | 11.3 | 0.0 | 70% | 62 |
| Thu 21 Oct | 19:35–06:55 | 11.3 | 0.7 | 59% | 70 |
| Fri 22 Oct | 19:32–06:57 | 11.5 | 3.0 | 47% | 81 |
| Sat 23 Oct | 19:29–07:00 | 11.7 | 5.2 | 35% | 89 |
| Sun 24 Oct | 19:26–07:03 | 11.7 | 7.2 | 24% | 95 |
| Mon 25 Oct | 19:23–07:05 | 11.8 | 9.0 | 15% | 98 |
| Tue 26 Oct | 19:20–07:08 | 11.8 | 10.8 | 8% | 100 |
| Wed 27 Oct | 19:17–07:11 | 12.0 | 12.0 | 3% | 100 |
| Thu 28 Oct | 19:14–07:14 | 12.0 | 12.0 | 0% | 100 |
| Fri 29 Oct | 19:11–07:16 | 12.2 | 12.2 | 1% | 100 |
| Sat 30 Oct | 19:09–07:19 | 12.3 | 12.3 | 3% | 100 |
| Sun 31 Oct | 19:06–07:21 | 12.3 | 12.3 | 7% | 100 |
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Questions
What are the best nights for the northern lights in Reykjavík in October 2027?
The darkest, most moon-free nights are 26 Oct, 27 Oct, 28 Oct, 29 Oct, 30 Oct, 31 Oct. Nights average 10.9 hours of darkness in October.
Is October a good month for the northern lights in Reykjavík?
Yes: equinox months often bring higher geomagnetic activity and milder weather. Leave the city for Þingvellir or Grótta lighthouse. Cloud cover is the main obstacle.