After the hot stretch in the first half of August, daytime highs will drop to about 19 degrees Celsius in the northwest and a maximum of 24 or 25 degrees Celsius in the southeast through the rest of the month. Occasional rain or showers are also expected, according to Weeronline.A northwesterly to westerly wind will dominate, drawing in less warm air. Daytime temperatures are forecast to reach about 19 degrees Celsius in the northwest and a maximum of 24 or 25 degrees in the southeast.