Reykjavík Weather on Wednesday, October 21, 2026

What to wear and what to watch out for

• Cold weather: wear a coat, a warm hat and gloves.

1. 00:004°25%
2. 01:003°20%
3. 02:003°14%
4. 03:003°10%
5. 04:003°6%
6. 05:003°4%
7. 06:001°2%
8. 07:000°2%
9. 08:000°3%
10. 09:00-1°4%
11. 10:00-1°4%
12. 11:000°3%
13. 12:001°2%
14. 13:002°2%
15. 14:003°2%
16. 15:003°2%
17. 16:002°3%
18. 17:001°4%
19. 18:000°6%
20. 19:00-1°10%
21. 20:00-2°14%
22. 21:00-2°18%
23. 22:00-2°20%
24. 23:00-2°21%

• Grindavík (Reykjanes)5° / 1°41 km
• Kirkjufell3° / -1°110 km
• Jökulsárlón Glacier Lagoon7° / 5°280 km
• Edinburgh10° / 6°1,374 km
• Belfast11° / 4°1,388 km
• Hellesylt (Geirangerfjord)11° / 5°1,454 km
• Bergen12° / 5°1,458 km
• Dublin12° / 7°1,495 km

Frequently asked questions

Will it rain in Reykjavík on Wednesday, October 21, 2026?

Most likely not: the chance of rain is 25%.

What will the temperature be in Reykjavík on Wednesday, October 21, 2026?

A high of 4°C and a low of -2°C are expected. Conditions: light drizzle.

What time are sunrise and sunset in Reykjavík on October 21, 2026?

Sunrise is at 08:36 and sunset at 17:47 (local time); day length 9 h 11 min.

How reliable is this forecast?

Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.