Statistics Baikal International Airport 2019-2023

Climate and trends: average temperature, flight conditions, precipitation, wind speed and direction.

Calculated from historical METAR data of Baikal International Airport (UIUU) between 2019 and 2023.

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VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	37.0	32	32	57	11	37
February	52.3	42	49	59	39	51
March	89.1	91	90	88	88	89
April	96.5	96	96	96	98	96
May	96.4	96	98	95	97	97
June	95.6	94	94	93	98	96
July	89.5	92	91	83	96	89
August	87.4	90	99	75	77	87
September	90.1	86	95	91	83	95
October	88.8	94	93	94	94	95
November	75.1		85	75	81	83
December	42.3		63	44	59	29
Average	81.8	83.8	85.1	81.4	79.8	81.8

9th best VFR conditions of Russia

VFR conditions during daylight period

Percentage of observations where the VFR minimums for ceiling and visibility are met:

Visibility: 8 km or more
Ceiling: 3,000 ft or more

Only observations between sunrise and sunset are taken into account.

Marginal VFR conditions (%)

Month	Average	2023	2022	2021	2020	2019
January	57.4	52	54	76	20	50
February	72.5	64	66	73	64	65
March	95.9	96	96	96	95	97
April	99.5	99	99	100	100	100
May	99.8	100	100	100	100	100
June	99.8	100	100	100	100	100
July	98.0	99	100	99	100	93
August	96.0	100	100	81	98	96
September	97.5	96	99	99	93	99
October	95.5	98	98	98	99	100
November	90.1		97	88	96	92
December	64.7		84	69	74	43
Average	91.2	92.2	93.0	91.3	89.1	88.7

Marginal VFR conditions or better during daylight period

Percentage of observations where the MVFR minimums for ceiling and visibility are met:

Visibility: 5 km or more
Ceiling: 1,000 ft or more

Only observations between sunrise and sunset are taken into account.

Maximum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	-18.3	-19	-15	-16	-19	-16
February	-12.4	-10	-12	-12	-11	-12
March	1.1	2	-1	1	1	3
April	10.9	7	11	9	15	11
May	17.4	16	20	13	18	17
June	24.9	25	25	23	24	25
July	26.2	27	26	25	27	28
August	23.2	24	22	23	22	24
September	16.7	18	18	15	16	19
October	7.7	11	6	8	6	7
November	-5.3		-4	-3	-2	-7
December	-14.3		-11	-12	-14	-16
Average	7.1	10.1	7.6	6.2	6.8	6.9

60th highest temperature of Russia

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2023	2022	2021	2020	2019
January	-30.8	-30	-28	-27	-30	-28
February	-27.4	-26	-27	-26	-27	-29
March	-14.7	-13	-16	-13	-11	-10
April	-4.8	-6	-3	-3	-2	-4
May	3.5	2	4	3	5	2
June	11.2	10	12	10	10	12
July	14.3	15	13	14	15	15
August	11.2	12	8	11	13	11
September	3.9	5	4	3	4	4
October	-6.1	-4	-7	-7	-6	-7
November	-17.5		-16	-15	-13	-19
December	-25.7		-20	-24	-26	-26
Average	-6.1	-4.6	-6.1	-6.0	-6.3	-7.7

9th lowest temperature of Russia

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Precipitation (%)

Month	Average	2023	2022	2021	2020	2019
January	12.6	16	16	24	5	5
February	7.5	8	6	8	6	1
March	4.8	5	6	3	8	4
April	2.5	3	3	4	1	1
May	3.2	3	4	5	5	4
June	4.6	5	5	9	4	4
July	5.7	5	4	11	7	2
August	6.1	12	3	5	10	4
September	5.6	6	6	5	6	2
October	4.3	1	4	1	5	7
November	9.5		9	11	13	6
December	21.6		26	10	11	17
Average	6.5	6.0	6.3	7.4	6.4	4.4

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (knots)

Month	Average	2023	2022	2021	2020	2019
January	3.3	4	3	5	1	3
February	3.4	3	4	4	2	3
March	6.0	7	6	6	8	7
April	8.7	10	9	9	8	8
May	9.6	9	9	10	10	11
June	8.1	8	7	8	8	8
July	7.2	7	8	6	7	8
August	6.7	7	7	6	7	7
September	6.7	5	7	7	6	6
October	5.4	5	6	5	6	6
November	4.5		5	4	4	5
December	4.6		8	3	4	3
Average	6.5	6.7	6.7	6.4	6.3	6.5

60th highest wind speed of Russia

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2023	2022	2021	2020	2019
January	320°	281°	313°	298°	284°
February	289°	287°	320°	284°	303°
March	305°	311°	322°	307°	326°
April	319°	323°	344°	003°	325°
May	326°	332°	332°	341°	332°
June	349°	013°	353°	358°	360°
July	360°	339°	018°	358°	020°
August	026°	322°	358°	031°	010°
September	003°	331°	340°	341°	332°
October	302°	313°	323°	305°	295°
November		316°	282°	292°	293°
December		287°	292°	282°	308°

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.