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).
Temperatures are similar to those of Northern Portugal. May is a great time to visit the Douro Valley, with the weather mild and the rainy season coming to a close. 1  The average maximum temperature in in May is 67Â°F/20Â°C.2  The average minimum is 47Â°F/9Â°C.3  The average rainfall in May in Vila Real is 67mm/2.6.eather in the Algarve in May. May has great weather in the Algarve. Typically dry with warm, comfortable temperatures. If you are looking to start your summer early, the Algarve is a great place to do so.