OT: Science Question

I always thought it had to do with the Amount of daylight we get. Right now, it’s dark at 5 pm and doesn’t get light until after 7. Only 10 hours of daylight. In summer it gets light at 4:30 am and dark after 9:30 pm. 17 hours. More sun, warmer air. Now most of our weather comes from the north which sees almost no daylight