Brief climatic characteristics and weather forecast for the territory of Belarus for November 2020
In October, the air temperature drops rapidly from the first decade to the third.
In 59% of years, the warmest is the first decade, about once at 3 years old, the second decade is the warmest, and at 8% of years - the third decade.
Frequent invasions of cold air masses in November in combination with a negative radiation balance of the earth's surface create conditions for the formation of a winter weather regime. The air temperature is increasingly becoming negative. The transition of the average daily temperature through 0 ° С towards a decrease is considered the beginning of winter. On average, it begins in the Northern and North-Eastern regions of the Republic in the second decade and ends in the South-West at the end of the third decade, and in Brest this transition is carried out on December 3.
Average monthly air temperature (climate norm) in November ranges from -0.6°C in the North-East to +2.7°C in the South-West and West of the Republic and decreases by 5.4-6.3°C compared to October.
In some years, it may deviate from the climate norm. Thus, November 1978, 1996, 2000, 2010, 2013, 2019 was warmer than usual by 3-4°С, the warmest November was in 1996, when the average monthly air temperature was + 4.9°С. Colder by 3-4°C was November 1946, 1956, 1965, and 1988. Very cold (at 6-7°C below normal) was in November 1993 and 1998. The air temperature during the day is usually ranges from + 1.9°C to +5.4°C, at night is from -2.9°C to +0.4°C, in half of the years it falls below -8 -13°C. The absolute maximum temperature (+24.1°C) was noted in Mozyr on November 1, 1926, and the absolute minimum temperature (-27.4°C) was recorded in Yezerishche on November 30, 1992.
Precipitation in November is more often in the form of snow. The earliest date of snow cover formation is the end of October, and in the South and West of Belarus – the first half of November. A stable snow cover is usually formed only in December. The average precipitation in November is between 40 mm and 55 mm (climate norm). If the weather is cyclonic, it can increase to 87-165 mm (2-3 climate norms). The minimum amount of precipitation in November does not exceed 0-16 mm. Average number of days with precipitation is 15-20, with fogs is 6-17. For a month, there may be 2-5 days with ice and frost deposits.