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).
Spring Weather in Algarve from March till May, is a great time to visit as the temperatures rise and the sun returns. The average high temperature climbs to 18ÂºC in March, 20ÂºC in April and 22ÂºC in May, with an average low temperature of 10ÂºC to 13ÂºC from March to May.