Climate profileIceland
Hveravellir
- Annual mean
- -1.8 °C
- Warmest month
- July
- Wettest month
- February
Park climate1991–2020 climate normals285 m source elevationNASA POWER
Year-round environmental trends based on representative 1991 to 2020 climatology averages
Þingvellir National Park Climate Profile: Monthly Temperature, Precipitation, and Atmospheric Normals
Explore the twelve-month climate profile of Þingvellir National Park, encompassing monthly averages for temperature, precipitation, wind speed, humidity, and daylight hours. Derived from NASA POWER measurements at a representative coordinate, these records reflect long-term environmental patterns from 1991 to 2020. Understanding these monthly averages provides a factual foundation for observing seasonal shifts in Icelandic geography without relying on current weather or short-term forecasts.
Annual climate pattern
Comparing monthly thermal fluctuations and average daily precipitation rates across the calendar year
Annual Temperature and Precipitation Patterns in Þingvellir National Park
Long-term records at a representative coordinate show average monthly mean temperatures rising from minus 3.8 degrees Celsius in February to 10.25 degrees in July, with average minimums and maximums spanning minus 16.5 to 19.1 degrees. Using 1991 to 2020 climatology, average daily precipitation rates also fluctuate, ranging from 2.59 millimeters per day in June to 5.54 millimeters per day in February.
- Annual mean
- 1.9 °C
- Warmest month
- July
- Coolest month
- February
- Wettest month
- February
Twelve-month climate
Compare long term historical temperature bounds, wind speeds, and calculated daylight averages.
Þingvellir National Park Weather by Month: Twelve Month Climate Profile
Detailed monthly climate records for Þingvellir National Park establish a rigorous baseline of historical normals from the 1991 to 2020 period at a representative elevation of 285.09 meters. Studying this full annual cycle allows for the precise comparison of average daily precipitation rates, calculated average daylight hours, relative humidity, and average minimum, mean, and maximum temperatures.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -3.8 °C-16.2° to 3.6° | 5.4 mm/day | 94% | 6.9 m/s | 5 hours |
| February | -3.8 °C-16.1° to 3.2° | 5.5 mm/day | 93.5% | 6.8 m/s | 8 hours |
| March | -2.9 °C-15.7° to 3.5° | 4.9 mm/day | 92.2% | 6.3 m/s | 11.3 hours |
| April | 0.1 °C-11° to 7.3° | 3.4 mm/day | 88.2% | 5.7 m/s | 14.7 hours |
| May | 4.3 °C-4.4° to 13.1° | 3.1 mm/day | 82.6% | 5.1 m/s | 18.1 hours |
| June | 8.2 °C0.4° to 16.9° | 2.6 mm/day | 79% | 4.4 m/s | 20.3 hours |
| July | 10.3 °C3.1° to 19.1° | 3 mm/day | 79.8% | 4.1 m/s | 19.1 hours |
| August | 9.1 °C1.3° to 17.9° | 3.5 mm/day | 83.4% | 4.3 m/s | 16 hours |
| September | 5.7 °C-2.1° to 13.2° | 4.7 mm/day | 88.1% | 5.1 m/s | 12.6 hours |
| October | 1.2 °C-8.6° to 8.8° | 4.1 mm/day | 92% | 5.4 m/s | 9.2 hours |
| November | -2.2 °C-13.3° to 5.3° | 4.4 mm/day | 93.8% | 6.1 m/s | 5.8 hours |
| December | -3.8 °C-16.5° to 4.3° | 4.9 mm/day | 94.2% | 6.6 m/s | 3.7 hours |
Compare two months
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.
- Mean temperature
- February: -3.8 °C
- July: 10.3 °C
- Change from February to July: +14.1 °C
- Precipitation
- February: 5.5 mm/day
- July: 3 mm/day
- Change from February to July: -2.6 mm/day
- Daylight
- February: 8 hours
- July: 19.1 hours
- Change from February to July: +11.1 hours
Calculated climate highlights
Analyzing seasonal variations in average temperature, daily precipitation, wind speed, and daylight
Monthly Climate Highlights and Calculated Averages for Þingvellir National Park
Long-term climatology data from a representative coordinate reveals how temperature, daily precipitation, wind speed, and daylight fluctuate across the twelve calendar months. Identifying the warmest, coolest, wettest, and driest periods helps trace the baseline annual cycle of Þingvellir National Park without confusing these monthly averages with daily weather records.
- Warmest month
- July10.3 °C
- Coolest month
- February-3.8 °C
- Wettest month
- February5.5 mm/day
- Driest month
- June2.6 mm/day
- Most humid month
- December94.2%
- Windiest month
- January6.9 m/s
- Longest daylight
- June20.3 hours
Interactive climate map
National park climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Other park climates
Trace annual temperature patterns and monthly precipitation rhythms across other protected landscapes.
Compare the Monthly Climate of Þingvellir National Park with Other Reserves
Accessing standardized monthly climate normals offers a structured path to compare the seasonal shifts and daylight cycles of Þingvellir National Park with other global reserves. Evaluating long-term temperature, wind, and precipitation curves across different geographic settings reveals the diverse environmental forces driving each protected landscape.
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- Warmest month
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- Wettest month
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MoriAtlas Explorer
Continue Exploring Þingvellir National Park's Unique Geographic and Historical Atlas
Delve deeper into the mapped context of Þingvellir National Park, a protected landscape of immense geological and historical significance within Iceland's Southern Region. Understanding its position on the Mid-Atlantic Ridge and its role as the Althing's ancient seat provides vital geographic insights. Continue your atlas exploration to grasp the full scope of this extraordinary protected area and its relationship to the surrounding regional geography.
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