Based on the search results, the temperature in Tenerife varies depending on the time of year and the specific day. Here are some of the temperature ranges and averages:

• The average temperature over the next 25 days in Tenerife is 23°C (73°F) .
• Currently, as of October 18, 2023, the temperature in Tenerife is 25°C.
• The warmest day over the next 25 days weather in Tenerife is forecast to be Tuesday 26th September 2023 at 25°C (77°F) .
• The warm season lasts for 2.8 months, from July 10 to October 3, with an average daily high temperature above 81°F. The hottest month of the year in Tenerife is August, with an average high of 83°F and low of 71°F.
• The cool season lasts for 4.4 months, from December 12 to April 23, with an average daily high temperature below 73°F. The coldest month of the year in Tenerife is February, with an average low of 60°F and high of 71°F.
• The best time of year to visit Tenerife for hot-weather activities is from mid-June to late September, with average highs ranging from 22°C to 27°C.

Therefore, the temperature in Tenerife can range from around 20°C to 33°C depending on the time of year and specific day.