A tracheostomy (trach) is an opening (stoma) through the neck into the trachea (windpipe). A plastic trach tube is inserted into the. stoma. It acts as an airway and helps to clear. secretions from the lungs. Most trach tubes have three parts: â  Outer cannula (tube) to maintain the.
The average maximum daytime temperature in Tenerife in November is a warm 23Â°C (73Â°F), while the average minimum night-time temperature is a comfortable 17Â°C (63Â°F). On average 52 mm (2 inches) of rain normally falls in Tenerife during November with rain falling on 7 days of the month.
Weather Lowdown. After a relatively cool January and February, the weather starts to warm up in Tenerife, Canary Islands in March, when temperatures and daily sunshine hours increase. During this month, the average temperature for the island is 17Â°C, created by average highs of 20Â°C in the middle of the day and average lows of 13.5Â°C at night.