Iceland climate by month
8-year averages · when to visit| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reykjavík | 2° | 3° | 3° | 7° | 9° | 11° | 13° | 13° | 10° | 6° | 4° | 2° |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reykjavík | 18 | 18 | 16 | 16 | 20 | 16 | 17 | 15 | 18 | 17 | 15 | 17 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reykjavík | 3° | 3° | 4° | 5° | 8° | 10° | 12° | 12° | 11° | 8° | 6° | 4° |
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
Reykjavík climate in August
8-year averages · when to visit
| July | August | September | |
|---|---|---|---|
| Average temperature | → 11°C | 11°C | ▼ 8°C |
| Typical high | → 13°C | 13°C | ▼ 10°C |
| Typical low | ▼ 9°C | 8°C | ▼ 6°C |
| Water temperature | → 12.1°C | 12.1°C | ▼ 10.5°C |
| Precipitation | ▲ 90 mm | 120 mm | ▲ 150 mm |
| Wet days | ▼ 17 d | 15 d | ▲ 18 d |
| Humidity | ▼ 86% | 83% | ▼ 81% |
| Sunshine per day | ▼ 8.4 h | 8.0 h | ▼ 6.2 h |
| Cloud cover | ▼ 57% | 51% | ▲ 52% |
| Midday UV | ▼ 7 | 5 | ▼ 3 |
| Daylight | 19:31 | 16:17 | 13:00 |
| Our take | Poor | Poor | Poor |
August temperatures day by day daily mean + smoothed trend · °C
August precipitation day by day mm
August UV day by day clear-sky midday value
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
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NBM + global weather models
Updated: 6:27 PM
Iceland · 9 weather points · Climate reference: Reykjavík (64.15°N, 21.94°W) · Atlantic/Reykjavik