
Jökulsárgljúfur National Park
- Annual mean
- 0.8 °C
- Warmest month
- July
- Wettest month
- October
Twelve-month climatology profile for a representative point in the Mývatn Nature Reserve.
Detailed analysis of meteorological conditions at a representative coordinate within Mývatn, Iceland, covering the 1991 to 2020 climatology period. This profile provides consistent monthly averages for daily temperatures, precipitation rates, relative humidity, wind speed, and daylight duration. The records facilitate a structured comparison of atmospheric variations throughout the year, distinct from short-term weather forecasts or current conditions.

Long-term monthly temperature cycles and average daily precipitation distribution across the landscape
Analyze long-term monthly normals for temperature bounds, average daily precipitation, humidity, wind, and calculated daylight.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -6.1 °C-17.2° to 3° | 2.8 mm/day | 93.7% | 6.7 m/s | 4.3 hours |
| February | -6.1 °C-17.6° to 2.6° | 2.5 mm/day | 92.8% | 6.6 m/s | 7.8 hours |
| March | -5.3 °C-16.9° to 2.8° | 2.5 mm/day | 92.4% | 6.2 m/s | 11.3 hours |
| April | -3.2 °C-14° to 3.2° | 2.3 mm/day | 91.5% | 5.4 m/s | 14.9 hours |
| May | 0.6 °C-8.5° to 7.7° | 2.2 mm/day | 89% | 4.6 m/s | 18.6 hours |
| June | 4.5 °C-2.4° to 11.8° | 2 mm/day | 86.6% | 3.9 m/s | 21.3 hours |
| July | 6.2 °C1° to 13.3° | 2.4 mm/day | 88.4% | 3.7 m/s | 19.9 hours |
| August | 5.4 °C-0.7° to 12.3° | 2.6 mm/day | 89.4% | 3.8 m/s | 16.2 hours |
| September | 2.6 °C-4.8° to 8.9° | 3.3 mm/day | 91.5% | 4.8 m/s | 12.6 hours |
| October | -1.4 °C-12.1° to 5.2° | 3.6 mm/day | 94.2% | 5.3 m/s | 9 hours |
| November | -4.5 °C-15.1° to 3° | 3.3 mm/day | 94.3% | 5.8 m/s | 5.3 hours |
| December | -6.1 °C-17.4° to 3.1° | 3 mm/day | 94.1% | 6.3 m/s | 2.6 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Comparative analysis of long-term temperature, precipitation, humidity, wind, and daylight norms across twelve calendar months
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Analyze monthly temperature, precipitation, and daylight patterns across protected landscapes.








MoriAtlas offers a comprehensive look at the volcanic geography and wetland ecosystems of Mývatn. Delve into the mapped terrain of this protected nature reserve in Iceland to understand the distribution of its craters, lava fields, and critical avian habitats within the northern volcanic rift zone.