Very large breeds may only have a heat cycle once every 12-18 months. In most giant breeds (Great Danes, Irish Wolfhounds, St Bernard's, etc.) an oestrus cycle every twelve months is common.
Ho Chih Minh City. April is the month with the warmest average high temperature in Ho Chi Ming City. The average high temperature for the month is 95 degrees, and the average low is 79 degrees. December has the lowest temperature on average in Ho Chi Minh City, with an average low temperature of 71 degrees. The average high temperature for December is 89 degrees. No month in Ho Chi Minh City has an average high temperature of less than 89 degrees.
The terrain: low, flat delta in south and north; central highlands; hilly, mountainous in far north and northwest. For Hanoi in January the daily average maximum temperatures is 20Â°C with the average minimum 15Â°C, while in June the average maximum is 33Â°C with a minimum of 26Â°C.The wettest month for Hanoi is August with an average of 247.6mm of precipitation falling while the driest month is January with 17.9mm falling.he terrain: low, flat delta in south and north; central highlands; hilly, mountainous in far north and northwest. For Hanoi in January the daily average maximum temperatures is 20Â°C with the average minimum 15Â°C, while in June the average maximum is 33Â°C with a minimum of 26Â°C.