Weather in St. Petersburg is unpredictable.(Погода в Санкт-Петербурге непредсказуема.) Petersburg looks completely different in each of the four seasons. In this Northern capital summer is short and not very hot. July is the hottest month of the year. On average, the summer temperature of St. Petersburg ranges from +16 to + 25 ° C. If the day is clear you can then enjoy 'White Nights.' Autumn in St. Petersburg smoothly replaces summer. September is usually warm. In autumn the weather is rainy. In November it starts snowing. Winter can be long, but it is mild. Low temperature is set, as a rule, by the beginning of December. In spring it rains very often. The snow covering the city begins to melt. However, the spring of St. Petersburg can not be called bright, with a stunning blue sky. Here spring days are characterized by slush, puddles, wind and grey skies. Weather is very changeable. Yesterday it rained and today the sun is shining brightly. (Вчера шел дождь, а сегодня ярко светит солнце.)
Tomorrow it may be cloudy. (Завтра, может быть облачно.) Only by May, by the month, which is considered the most attractive of all the spring months, skies clear up a little bit.
2) The radio is listened to attentively by children.
3) The car has been sold by us.
4) The letter will be sent by Kate tomorrow.