Weather forecast Reykjavík 21-01-2026
Weather Wednesday 21 January temperature from 4 °C to 5 °C, cloud cover up to 100%, precipitation is expected with a 100% chance, wind up to 12.89 m/s (gusts up to 19.64 m/s), air humidity from 69% to 86%, atmospheric pressure from 759 to 762 mm Hg, UV Index to 1 during the day. Forecast for the next days on the table.
Sunrise 10:45
Sunset 16:29
Sunset 16:29
Chart
Table
Type of temperature:
°C
°FWed, 21 Jan, 2026
| Temperature | Precipitation | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Clear | 4 °C | 0% | 18% | 69% | 762 mm Hg | SE 8.11 m/s | 0 |
| 01:00 |  Patchy sleet possible | 4 °C | 100% (0.1 mm/hr) | 36% | 70% | 762 mm Hg | SE 8.61 m/s | 0 |
| 02:00 | Clear | 4 °C | 100% (0.1 mm/hr) | 55% | 72% | 762 mm Hg | SE 9.19 m/s | 0 |
| 03:00 | Patchy sleet possible | 4 °C | 100% (0.15 mm/hr) | 73% | 73% | 762 mm Hg | SE 9.69 m/s | 0 |
| 04:00 |  Patchy rain possible | 4 °C | 100% (0.2 mm/hr) | 74% | 73% | 762 mm Hg | SE 9.31 m/s | 0 |
| 05:00 | Patchy sleet possible | 4 °C | 100% (0.2 mm/hr) | 75% | 73% | 762 mm Hg | SE 9 m/s | 0 |
| 06:00 | Patchy rain possible | 5 °C | 100% (0.17 mm/hr) | 76% | 73% | 761 mm Hg | SE 8.61 m/s | 0 |
| 07:00 |  Light rain shower | 5 °C | 100% (0.2 mm/hr) | 68% | 74% | 761 mm Hg | SSE 8.69 m/s | 0 |
| 08:00 |  Patchy rain possible | 5 °C | 100% (0.2 mm/hr) | 59% | 75% | 761 mm Hg | SSE 8.81 m/s | 0 |
| 09:00 |  Light rain shower | 5 °C | 100% (0.29 mm/hr) | 51% | 76% | 761 mm Hg | SSE 8.89 m/s | 0 |
| 10:00 | Patchy rain possible | 5 °C | 100% (0.2 mm/hr) | 62% | 76% | 761 mm Hg | SSE 9.19 m/s | 0 |
| 11:00 | Light rain shower | 5 °C | 100% (0.1 mm/hr) | 74% | 76% | 761 mm Hg | SSE 9.5 m/s | 1 |
| 12:00 | Patchy rain possible | 5 °C | 100% (0.07 mm/hr) | 85% | 77% | 761 mm Hg | SSE 9.81 m/s | 1 |
| 13:00 | Patchy rain possible | 5 °C | 100% (0.1 mm/hr) | 83% | 78% | 761 mm Hg | SSE 10.19 m/s | 1 |
| 14:00 | Patchy rain possible | 5 °C | 100% (0.1 mm/hr) | 81% | 79% | 761 mm Hg | SSE 10.5 m/s | 1 |
| 15:00 | Patchy rain possible | 5 °C | 100% (0.1 mm/hr) | 79% | 80% | 761 mm Hg | SSE 10.89 m/s | 1 |
| 16:00 |  Light rain | 5 °C | 100% (0.6 mm/hr) | 86% | 82% | 760 mm Hg | SSE 11.61 m/s | 1 |
| 17:00 | Patchy rain possible | 5 °C | 100% (1.1 mm/hr) | 93% | 84% | 759 mm Hg | SSE 12.19 m/s | 0 |
| 18:00 | Light rain | 5 °C | 100% (1.64 mm/hr) | 100% | 86% | 759 mm Hg | SSE 12.89 m/s | 0 |
| 19:00 | Light rain shower | 5 °C | 100% (1.2 mm/hr) | 93% | 83% | 759 mm Hg | SSE 11.5 m/s | 0 |
| 20:00 |  Light rain | 4 °C | 100% (0.8 mm/hr) | 87% | 80% | 760 mm Hg | S 10.11 m/s | 0 |
| 21:00 | Light rain shower | 4 °C | 100% (0.39 mm/hr) | 80% | 78% | 760 mm Hg | S 8.69 m/s | 0 |
| 22:00 |  Light sleet showers | 4 °C | 100% (0.4 mm/hr) | 87% | 77% | 761 mm Hg | S 7.89 m/s | 0 |
| 23:00 | Light rain shower | 4 °C | 100% (0.3 mm/hr) | 93% | 77% | 761 mm Hg | S 7 m/s | 0 |
Wed, 21 Jan, 2026
