There are cycles that can change the weather like the seasons, the water cycle, and el nino and la niña. The seasons how do the seasons change the weather you might be thinking. Well since the earth is always rotating on an axis it has an angle so when it goes around the sun different time of the year will have different weather. So it can change the weather in some areas. The water cycle can also change the weather because water will make the temperature colder and when the water evaporates it will make the humility higher. El nino mean little boy in spanish it is also a large amount of the ocean when it starts warming the sea surface. Typical El Niño effects are likely to form over North America during the upcoming winter season. La Niña means The Little Girl in Spanish. La Niña represent periods of below-average sea surface temperatures across the east-central Equatorial Pacific. La Niña impacts tend to be opposite those of El Niño impacts.