Glasses or contact lenses are used to compensate for the eye's refractive error by bending light rays in a way that complements the eye's specific refractive error. In contrast, LASIK and other forms of refractive surgery are intended to correct the eye's refractive error to reduce the need for other visual aids.
General [edit]. Its average annual temperature is 19.4 Â°C (66.9 Â°F) during the day and 9.7 Â°C (49.5 Â°F) at night. In the coldest month â January, typically the temperature ranges from 5 to 15 Â°C (41 to 59 Â°F) during the day and â2 to 6 Â°C (28 to 43 Â°F) at night.he highest temperature recorded during the day is 40.6 Â°C (105.1 Â°F) on the 10 August 2012. On the August 1933 reported record, the average maximum temperature during the day was 35.5 Â°C (95.9 Â°F). The coldest temperature recorded was â10.1 Â°C (13.8 Â°F) at night on 16 January 1945.
1 The annual average temperature in Madrid, Spain is mild at 13.9 degrees Celsius (57.1 degrees Fahrenheit). 2  Average monthly temperatures have a range of 18.8 C (33.8 F) which is a slightly low range. 3  There is a variation/ range of daily average temperatures of 13.4 C (24.2 F). There is a variation/ range of daily average temperatures of 13.4 C (24.2 F). 2  The hottest month (July) is fairly hot having an average temperature of 24.3 degrees Celsius (75.74 degrees Fahrenheit). 3  The coolest month (January) is cool with a mean temperature of 5.5 degrees Celsius (41.9 degrees Fahrenheit).