5-day weather forecast Reykjavík Sep 26, 2026
5°Weather forecast Reykjavík Saturday Sep 26, 2026: overcast, temperature from 4 °C to 5 °C.
Precipitation probability 23%. Wind up to 9.39 m/s (gusts 11.69 m/s). Air humidity 68–78%, atmospheric pressure 743–747 mm Hg, UV index up to 0.9.
5 days at a glance — tap a day to open it
Sunrise 07:22
Sunset 19:15
Sunset 19:15
Full Moon99% illuminated
Moonrise 18:40 · Moonset 07:18
Moonrise 18:40 · Moonset 07:18
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Overcast | 5 °C | 21% | 97% | 74% | 743 mm Hg | N 11° 7.5 (9.92) m/s | 0 |
| 01:00 |  Cloudy | 5 °C | 17% | 81% | 74% | 743 mm Hg | N 4° 7.31 (9.83) m/s | 0 |
| 02:00 | Overcast | 5 °C | 21% | 98% | 74% | 744 mm Hg | N 8° 7.5 (9.69) m/s | 0 |
| 03:00 | Overcast | 5 °C | 21% | 100% | 75% | 745 mm Hg | NNE 15° 7.31 (9.92) m/s | 0 |
| 04:00 | Overcast | 4 °C | 21% | 100% | 74% | 745 mm Hg | NNE 14° 7 (9.69) m/s | 0 |
| 05:00 | Overcast | 4 °C | 21% | 100% | 75% | 746 mm Hg | NNE 14° 7.31 (10.92) m/s | 0 |
| 06:00 | Overcast | 4 °C | 21% | 98% | 75% | 746 mm Hg | NNE 17° 8.31 (11.42) m/s | 0 |
| 07:00 | Overcast | 4 °C | 21% | 98% | 74% | 746 mm Hg | NNE 15° 8.89 (11.69) m/s | 0 |
| 08:00 |  Cloudy | 4 °C | 15% | 71% | 72% | 746 mm Hg | NNE 17° 8.69 (11.33) m/s | 0 |
| 09:00 |  Partly cloudy | 4 °C | 9% | 31% | 71% | 746 mm Hg | NNE 19° 8.11 (11.31) m/s | 0.1 |
| 10:00 | Partly cloudy | 4 °C | 9% | 37% | 71% | 747 mm Hg | NNE 21° 7.69 (10.92) m/s | 0.3 |
| 11:00 | Partly cloudy | 4 °C | 10% | 49% | 70% | 747 mm Hg | NNE 24° 7.61 (10.72) m/s | 0.6 |
| 12:00 |  Sunny | 5 °C | 7% | 24% | 68% | 747 mm Hg | NNE 25° 7.89 (10.42) m/s | 0.8 |
| 13:00 | Partly cloudy | 5 °C | 10% | 50% | 68% | 747 mm Hg | NNE 25° 8.11 (10.31) m/s | 0.9 |
| 14:00 | Overcast | 5 °C | 17% | 96% | 68% | 747 mm Hg | NNE 27° 8.5 (10.22) m/s | 0.9 |
| 15:00 | Overcast | 5 °C | 18% | 98% | 68% | 747 mm Hg | NNE 28° 8.5 (10.31) m/s | 0.8 |
| 16:00 | Overcast | 5 °C | 18% | 100% | 69% | 746 mm Hg | NNE 31° 8.81 (10.03) m/s | 0.5 |
| 17:00 | Overcast | 5 °C | 19% | 99% | 71% | 746 mm Hg | NNE 33° 8.69 (9.92) m/s | 0.3 |
| 18:00 | Overcast | 5 °C | 19% | 99% | 71% | 746 mm Hg | NNE 33° 8.39 (10) m/s | 0.1 |
| 19:00 | Overcast | 4 °C | 18% | 88% | 73% | 746 mm Hg | NNE 32° 8.61 (10.42) m/s | 0 |
| 20:00 |  Partly cloudy | 4 °C | 13% | 51% | 76% | 746 mm Hg | NNE 32° 8.5 (9.89) m/s | 0 |
| 21:00 | Cloudy | 4 °C | 17% | 70% | 78% | 746 mm Hg | NNE 31° 8.31 (9.61) m/s | 0 |
| 22:00 | Overcast | 4 °C | 22% | 93% | 78% | 746 mm Hg | NNE 26° 9.11 (10.11) m/s | 0 |
| 23:00 | Overcast | 4 °C | 23% | 100% | 78% | 746 mm Hg | NNE 27° 9.39 (10.03) m/s | 0 |
Reykjavík on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.