Figure in the cost of excavation. A concrete slab is generally installed over a gravel base. The base is 4 inches, and the slab itself is 4 inches, with 2 inches above ground and 2 inches below. This means that for the average slab, you will be digging down 6 inches.
Quick facts about the weather and daylight in January. Average temperature: -0.11Â°C / 31.8Â°F. Average hours of sunlight: 24.8. Average of lowest and highest recorded temperature in January: Low -10.55Â°C / 13.01Â°F â High 8.15Â°C / 46.67Â°F. Length of day on January 1st: 4 hours and 24 minutes. If you are looking for Mai Thais by the pool and tropical weather, Iceland in January is probably not for you. If, however, winter is your jam then pack your bags and head on over.
Temperature records for Reykjavik are 24.8Â°C (76.6Â°F) on 11 August 2004, and -24.5Â°C (-12.1Â°F) on 21 January 1918. You can also check the current local weather conditions in Iceland. Iceland's weather has a seasonal change in the length of day and night, creating unique weather phenomena.In midwinter, there is a period of no sunlight, and darkness prevails.celand's weather has a seasonal change in the length of day and night, creating unique weather phenomena. In midwinter, there is a period of no sunlight, and darkness prevails.