What should I pay attention to when traveling to San Francisco in April?

The average temperature in San Francisco in April is 8℃~ 18℃. The average daytime temperature is 65438 08℃. It is recommended to wear short suits, T-shirts, thin jeans, casual clothes, professional suits and other comfortable clothes made of single-layer cotton and linen fabrics. The average temperature at night is 8℃. It is recommended to wear warm clothes such as suits, coats, jackets, jackets and thin sweaters. The cities with the highest daily average temperature in San Francisco in April are Abilene (25℃), Akron (15℃), Albany (14℃) and Albuquerque (22℃). The cities with the lowest daily average temperature in April in San Francisco are Abilene (12℃), Akron (3℃), Albany (2℃) and Albuquerque (4℃).