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Moscow Logs Warmest Year on Record, Far East Braces for New Year’s Deep Freeze

MSU measured a 2025 average of 8.6°C in the capital, exceeding 2024 by 0.4°C.

Overview

  • Only May, June and August ran below the 1991–2020 norm, while January, March and November were exceptionally warm by +6.2°C, +5.0°C and +4.2°C respectively.
  • January set a record with a mean of −0.02°C and contributed to 19 date-specific warmth records across the year, according to MSU’s observatory.
  • The city saw unusual snow behavior with a full melt by 19 January and a stable cover forming only on 22 December, as the annual high reached 34.5°C on 11 July and the low was −16.2°C on 24 December.
  • Forecasters at the Meteo center expect New Year’s night temperatures of −40…−45°C in parts of Magadan region and eastern and northeastern Yakutia, with −48°C possible in Verkhoyansk and Oymyakon.
  • Regional services project snow and subzero conditions for the Ural and Northwestern districts, and AANII reports Antarctica’s Vostok station hit −81.3°C on 9 July, the coldest day there in 2025.