Overview

• Hydrometcentre head Roman Vilfand expects cloudier conditions from September 18 with daytime highs near 16–17°C through the weekend and only light, local showers.
• Moscow stays dry and relatively warm early in the week with variable cloud and highs of 20–23°C, with night temperatures set to rise slightly under increasing cloud by the weekend.
• Volga regions remain mostly dry and cool under a dominant anticyclone, with frost alerts for September 16–18 in low-lying areas where air and ground temperatures could dip to 0 to −2°C.
• RSChS advises protecting garden and agricultural crops as regional hydromet services flag frost risks in parts of Samara, Ulyanovsk, Mordovia, Chuvashia, and Udmurtia.
• Northwest Russia turns rainier and cooler this week across most areas, while Kaliningrad is forecast a brief late-week warm spell with daytime temperatures around 19–24°C; Perm Krai sees a dry, slightly warmer-than-normal stretch.