deep.. If seeds need to be 3 in. deep to get to enough moisture, it is likely that, due to uneven soil moisture, some parts of the field will not come up until it rains due to uneven soil moisture and (probably) seed placement.
Algarve: Annual Weather Averages. July is the hottest month in Algarve with an average temperature of 24 Â°C (74 Â°F) and the coldest is January at 12 Â°C (54 Â°F) with the most daily sunshine hours at 12 in August. The wettest month is December with an average of 117.2mm of rain. The best month to swim in the sea is in August when the average sea temperature is 21 Â°C (70 Â°F).
Summer Weather in Algarve from June till September, is filled with long days of brilliant sunshine and soaring heat. The average high temperature starts out in the pleasant mid 20s then reaches a peak of 28ÂºC in July and August, which is similar to what you would find in the Costa del Sol.