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Common information

Season	Autumn			Winter			Spring			Summer
Month	Sep	Oct	Nov	Dec	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Year
Record high, °C	29	22	18	15	15	18	20	27	28	32	33	35	35
Average high, °C	19	15	11	9	8	9	11	14	17	20	22	22	15
Average temperature, °C	15	11	8	6	5	5	8	10	13	15	17	17	11
Average low, °C	11	8	5	3	2	2	4	5	8	11	13	13	7
Record low, °C	4	1	-4	-6	-4	-6	-3	-1	3	4	8	7	-6
Rain, days	11	16	15	14	16	11	13	11	11	10	11	11	149
Snow, days	0	0	0	2	1	2	1	1	0	0	0	0	7
Fog, days	1	1	2	2	3	2	2	1	1	1	1	1	18
Thunderstorms, days	1	1	1	0	0	0	0	0	1	2	1	1	8
Average precipitation, mm.	80	90	90	90	90	60	70	50	60	60	60	70	870
Relative humidity, %	74	78	81	81	81	78	75	71	68	69	71	71	75
Relative humidity morning, %	90	90	89	89	89	89	89	88	88	88	90	90	89
Relative humidity evening, %	71	77	81	84	83	78	74	66	66	68	67	67	74
Wind speed, km/h	14	16	14	17	17	17	16	16	15	14	13	13	15
Day Length, часов	13	11	10	9	9	11	13	15	16	17	17	15	13
Dew point, °C	10	8	5	3	2	1	3	3	7	10	12	12	76
Growing degree-day, °C	39	0	0	28	0	0	0	81	167	222	223	146	906
Solar radiation, global, Mj/m²	10	6	3	2	3	5	8	13	16	17	17	14	10