Near the end of the follicular phase, there is a mid-cycle surge of follicle-stimulating hormone (FSH) and LH. This surge triggers ovulation, causing the rupture of the egg follicle on the ovary and the release of the egg. During the luteal phase, the site where the egg follicle ruptured becomes a corpus luteum..
In most years, Las Vegas averages a daily maximum temperature for October that's between 77 and 84 degrees Fahrenheit (25 to 29 degrees Celsius). The minimum temperature usually falls between 56 and 61 Â°F (13 to 16 Â°C). The days at Las Vegas cool down rapidly during October.
Weather in Las Vegas in September. The average maximum daytime temperature in Las Vegas in September is a very hot 35Â°C (95Â°F) with high heat & humidity. There are usually 11 hours of bright sunshine each day, which represents 90% of the 12 hours of daylight.