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07.09.2020

Climate characteristic of summer 2020

The average air temperature in Belarus for the summer season of 2020 was +18.8°С, which is 1.4°С higher than the climatic norm. The past season was ranked as 11th of the 140-year ranked series of observations from warmest to coldest. The positive anomaly spread throughout Belarus, reaching the highest values in the Gomel and Grodno regions (1.7°C).
 
Deviation of the average air temperature from the climatic norm for the summer season on the territory of Belarus

During this summer, there were noted from 26 to 67 hot days (with a temperature of +25°C and above), with a norm of 22-48 days.
The maximum air temperature of the summer season was recorded in Zhlobin on June 11 (+34.4°C), the minimum - on August 14 in Bobruisk (+3.1°C).

The average air temperature by months of summer 2020 and climatic norm for the territory of Belarus

The summer temperature regime was inhomogeneous.
The average air temperature in Belarus in June was +19.6°C, which is 3.2°C higher than the climatic norm. The first month of summer was ranked as 4th in a ranked series of observations from warmest to coldest since 1945. The average air temperature in all three decades of June exceeded the climatic norm. The second and third decades were especially warm, the average temperature of which exceeded the climatic norm by 4.7 and 4.0°C, respectively. The air temperature in the first decade was 1.1°C above the norm. Monthly temperature records were exceeded at Lepel, Maryina Gorka and Mogilev meteorological stations, and the record was repeated in Slavgorod.
The maximum air temperature (+34.4°С) was recorded on June 11 in Zhlobin, the minimum - on June 5 in the Berezinsky nature reserve (+3.2°С).
In July, the average air temperature in Belarus was +18.3°C, which is 0.1°C below the climatic norm. Since 1881, a lower air temperature in July on average in Belarus occurs approximately once every 2 years. The month was inhomogeneous in terms of temperature. The first decade was warm with an average air temperature
of 1.1°C above the norm, the air temperature of the second and third decades was below the norm by 0.7 and 0.6°C, respectively.
The maximum air temperature was noted on July 11 in Mozyr (+32.7°С), the minimum - on July 24 at Polesskaya station (+4.3°С).
In August, the average air temperature in Belarus was +18.6°C, which is 1.3°C higher than the climatic norm. August of this year was ranked as 9th in the ranked series of observations from warmest to coldest month since 1945. All three decades were warm, but it was warmer in the first and third decades, the average air temperature of which was higher than normal by 1.6 and 1.8°C, respectively. The maximum air temperature was recorded on August 20 in Bragin (+33.4°С), the minimum – on August 14 in Bobruisk (+3.1°С).
The air temperature did not reach the criterion of a dangerous event throughout the summer season in Belarus.
The rainfall for summer 2020 and climate norm by oblast and territory of Belarus

During the summer, an average of 231 mm of precipitation fell in Belarus, which is 99% of the climatic norm of the summer season. The largest amount of precipitation during the season fell in the Vitebsk oblast - 271 mm or 112% of the climatic norm. The least of precipitation fell in the Grodno oblast - 188 mm or 81% of the climatic norm.
Rainfall was uneven throughout the season.
At the beginning of summer, there was an excess of moisture: in the first summer month, 104 mm of precipitation fell on average throughout Belarus, which amounted to 129% of the climatic norm. In July and August, precipitation fell less than usual: in July, on average, 68 mm or 80% of the climatic norm fell in Belarus, and in August - 59 mm or 87% of the climatic norm. The daily maximum precipitation for the summer season was recorded on June 14 in Mogilev - 62 mm.
Precipitation by months of summer 2020 and climatic norm for the territory of Belarus

The rains were mostly torrential, often accompanied by thunderstorms and increased winds. In some places hail fell, which in June reached the criterion of a dangerous event. On some days in June and July, the rains were very heavy and in some places reached the criteria for a dangerous event. Fogs were observed in some areas at night and in the morning.
 

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