Gullfoss rainbow in December 2026
Short answer: On 15 December 2026: Best rainbow from Lower path at the edge of the falls, 12:40–14:05 (strongest around 13:35), if the sun is out. Every day of December is in the table. Water level in December: low.
Gullfoss drops in two steps into a deep canyon, and its spray rises out of the gorge in front of the viewing paths. Rainbows appear down in the canyon when the sun is behind you.
| Date | Upper viewpoint | Lower path |
|---|---|---|
| Tue 1 Dec | 11:40–14:45 | 11:40–14:45 |
| Wed 2 Dec | 11:45–14:40 | 11:45–14:40 |
| Thu 3 Dec | 11:50–14:40 | 11:50–14:40 |
| Fri 4 Dec | 11:55–14:35 | 11:55–14:35 |
| Sat 5 Dec | 12:00–14:30 | 12:00–14:30 |
| Sun 6 Dec | 12:05–14:30 | 12:05–14:30 |
| Mon 7 Dec | 12:05–14:25 | 12:05–14:25 |
| Tue 8 Dec | 12:10–14:20 | 12:10–14:20 |
| Wed 9 Dec | 12:15–14:20 | 12:15–14:20 |
| Thu 10 Dec | 12:20–14:15 | 12:20–14:15 |
| Fri 11 Dec | 12:25–14:15 | 12:25–14:15 |
| Sat 12 Dec | 12:25–14:10 | 12:25–14:10 |
| Sun 13 Dec | 12:30–14:10 | 12:30–14:05 |
| Mon 14 Dec | 12:35–14:05 | 12:35–14:05 |
| Tue 15 Dec | 12:40–14:05 | 12:40–14:05 |
| Wed 16 Dec | 12:40–14:00 | 12:40–14:00 |
| Thu 17 Dec | 12:45–14:00 | 12:45–14:00 |
| Fri 18 Dec | 12:45–14:00 | 12:45–13:55 |
| Sat 19 Dec | 12:50–13:55 | 12:50–13:55 |
| Sun 20 Dec | 12:50–13:55 | 12:50–13:55 |
| Mon 21 Dec | 12:50–13:55 | 12:50–13:55 |
| Tue 22 Dec | 12:50–13:55 | 12:50–13:55 |
| Wed 23 Dec | 12:50–14:00 | 12:50–14:00 |
| Thu 24 Dec | 12:50–14:00 | 12:50–14:00 |
| Fri 25 Dec | 12:50–14:00 | 12:50–14:00 |
| Sat 26 Dec | 12:45–14:05 | 12:45–14:05 |
| Sun 27 Dec | 12:45–14:05 | 12:45–14:05 |
| Mon 28 Dec | 12:45–14:10 | 12:45–14:10 |
| Tue 29 Dec | 12:40–14:15 | 12:40–14:15 |
| Wed 30 Dec | 12:40–14:15 | 12:40–14:15 |
| Thu 31 Dec | 12:35–14:20 | 12:35–14:20 |
Hour by hour for your date Gullfoss tours
Questions
What time is the rainbow at Gullfoss in December 2026?
On 15 December 2026: Best rainbow from Lower path at the edge of the falls, 12:40–14:05 (strongest around 13:35), if the sun is out. Every day of December is in the table. Water level in December: low.