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).
Autumn, which comes for October and November in Algarve, is great time to visit the city. During autumn the weather of the city remains very warm. The maximum average temperature climbs to 22ÂºC in October falls to 19ÂºC in November. However, the nighttime temperature brings cold with the average low of 13ÂºC.