For a particular cell in the visual system, the pattern of retinal stimulation that most effectively causes the cell to fire. For some cells, this pattern is defined simply in terms of a retinal location; for others, the most effective input has a particular shpae, color, or direction of motion. feature detectors.
Cancun in February. Cancun weather in February is pretty hot with temperatures of 25Â° and 25Â° degrees, might be good for outdoors activity. As it almost never rains in Cancun at February, it is good weather for hanging outside and exploring Cancun.
Cancun: Annual Weather Averages. June is the hottest month in Cancun with an average temperature of 28Â°C (82Â°F) and the coldest is January at 23Â°C (73Â°F) with the most daily sunshine hours at 11 in August.The wettest month is September with an average of 270mm of rain.The best month to swim in the sea is in July when the average sea temperature is 29Â°C (84Â°F).he wettest month is September with an average of 270mm of rain. The best month to swim in the sea is in July when the average sea temperature is 29Â°C (84Â°F).