Data source: Meteostat・Last updated: 2025-09
Spring (March–May): Average -1°C–7.4°C, cold and humid climate with relatively high rainfall, especially in March. Common activities: Whale watching, hiking (dress warmly). Recommended clothing: Waterproof jacket, warm clothing, hat, scarf, gloves.
Summer (June–August): Average 10.1°C–11.1°C, cool climate with relatively low rainfall. Common activities: Hiking, cycling, exploring the Lake Mývatn area. Recommended clothing: Light jacket, long-sleeved shirt, comfortable and breathable pants.
Autumn (September–November): Average 7.4°C–-1.7°C, cooler climate with moderate rainfall and changeable weather. Common activities: Enjoying autumn scenery, soaking in hot springs. Recommended clothing: Warm jacket, waterproof clothing, comfortable shoes.
Winter (December–February): Average -4°C–-1.1°C, cold climate with potential snowfall. Common activities: Ice fishing, snow activities (e.g., snowshoeing). Recommended clothing: Heavy down jacket, waterproof pants, warm hat, gloves, scarf, snow boots.
Annual average temperature: approx. 3.8°C / Annual rainfall: approx. 600 mm / Summer humidity: 65%–75% / Rainiest month: March
| Month | January | February | March | April | May | June | July | August | September | October | November | December |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | -1.1°C | -1.5°C | -1°C | 2.7°C | 7.4°C | 10.1°C | 11.1°C | 10.3°C | 7.4°C | 2.1°C | 1.7°C | -4°C |
| Rainfall (mm) | 46.1 | 74.3 | 85.1 | 32.8 | 26 | 30 | 32.7 | 45 | 54.7 | 72.7 | 51.7 | 49.3 |
| Date | 11/10Tuesday | 11/11Wednesday | 11/12Thursday | 11/13Friday | 11/14Saturday | 11/15Sunday | 11/16Monday |
|---|---|---|---|---|---|---|---|
| Weather | Partly Cloudy | Moderate snow | Overcast | Heavy snow | Heavy snow | Patchy moderate snow | Light snow |
| High | 0.5°C | -3.7°C | -4.1°C | -1.5°C | -4.2°C | -11.4°C | -12.6°C |
| Low | -10.2°C | -7.9°C | -13.9°C | -6.9°C | -9.7°C | -20.6°C | -21.1°C |