South Korea

Temperatures by month, in Celsius and Fahrenheit

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In the following tables we can see the temperature by month in South Korea. The coldest month is January. The warmest month is August.
The minimum temperature is usually recorded just before dawn, the maximum in the early afternoon.

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South Korea - Average temperatures in January
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	-9	2	-3.7	15	35	25.3
Seoul	-6	2	-2.1	21	36	28.2
Ulleungdo	0	5	2.2	31	40	36.0
Incheon	-5	2	-1.3	23	36	29.7
Daegu	-4	6	1.0	25	42	33.8
Busan	-3	7	2.4	27	45	36.3
Jeju City	4	9	6.2	39	47	43.1
Witse Oreum (1,670 m.)	-9	-2	-5.4	16	29	22.4
Seogwipo	4	11	7.4	39	51	45.4
Average South Korea	-3.1	4.6	-0.1	26.4	40.3	31.8

South Korea - Average temperatures in February
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	-7	5	-0.6	20	42	30.8
Seoul	-4	5	0.6	25	41	33.1
Ulleungdo	0	6	3.0	32	42	37.3
Incheon	-3	5	1.0	27	41	33.8
Daegu	-2	9	3.3	29	48	38.0
Busan	-1	10	4.5	31	49	40.0
Jeju City	4	10	7.0	39	50	44.5
Witse Oreum (1,670 m.)	-8	1	-3.3	18	34	26.1
Seogwipo	5	12	8.3	41	53	46.9
Average South Korea	-1.6	6.9	1.7	29.1	44.4	35.1

South Korea - Average temperatures in March
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	-1	12	5.2	30	53	41.4
Seoul	1	11	6.1	34	52	43.0
Ulleungdo	3	10	6.4	38	50	43.6
Incheon	2	10	6.1	36	50	43.0
Daegu	2	14	8.2	36	57	46.8
Busan	4	14	8.6	38	57	47.6
Jeju City	7	13	10.0	44	56	49.9
Witse Oreum (1,670 m.)	-5	3	-0.8	23	38	30.5
Seogwipo	8	15	11.1	46	58	52.0
Average South Korea	2.3	11.3	5.5	36.1	52.3	41.9

South Korea - Average temperatures in April
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	5	19	11.8	40	66	53.2
Seoul	7	18	12.6	45	64	54.7
Ulleungdo	8	15	11.5	46	59	52.7
Incheon	8	16	12.0	46	61	53.7
Daegu	8	20	14.2	46	69	57.6
Busan	9	19	13.8	48	66	56.9
Jeju City	11	18	14.4	51	64	57.9
Witse Oreum (1,670 m.)	1	10	5.4	33	50	41.6
Seogwipo	12	19	15.1	53	65	59.2
Average South Korea	7.5	17.1	10.6	45.6	62.8	51.1

South Korea - Average temperatures in May
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	11	24	17.8	52	76	64.0
Seoul	13	24	18.3	55	74	64.9
Ulleungdo	13	20	16.2	55	67	61.1
Incheon	13	22	17.4	56	71	63.2
Daegu	13	26	19.5	56	78	67.0
Busan	14	23	18.6	57	74	65.5
Jeju City	15	22	18.6	59	72	65.4
Witse Oreum (1,670 m.)	6	15	10.3	42	59	50.5
Seogwipo	16	22	19.0	60	72	66.3
Average South Korea	12.6	21.9	15.2	54.8	71.5	59.4

South Korea - Average temperatures in June
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	17	28	22.6	63	83	72.6
Seoul	18	28	22.9	65	82	73.2
Ulleungdo	16	22	19.5	62	72	67.1
Incheon	18	26	21.8	64	78	71.2
Daegu	18	28	23.3	65	83	74.0
Busan	19	26	22.4	66	79	72.2
Jeju City	19	25	22.0	66	77	71.6
Witse Oreum (1,670 m.)	10	18	14.2	51	65	57.6
Seogwipo	20	25	22.1	67	76	71.8
Average South Korea	17.3	25.1	18.7	63.1	77.2	65.7

South Korea - Average temperatures in July
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	21	29	25.3	70	85	77.5
Seoul	22	29	25.5	72	84	77.8
Ulleungdo	20	26	23.0	69	78	73.5
Incheon	22	28	24.8	71	82	76.6
Daegu	22	31	26.4	72	87	79.6
Busan	23	29	25.8	73	84	78.4
Jeju City	24	29	26.5	75	85	79.7
Witse Oreum (1,670 m.)	15	20	17.5	58	69	63.5
Seogwipo	24	28	26.0	75	83	78.9
Average South Korea	21.4	27.7	21.6	70.6	81.8	70.9

South Korea - Average temperatures in August
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	21	30	25.6	70	86	78.1
Seoul	23	30	26.3	73	86	79.3
Ulleungdo	22	27	24.4	71	80	75.8
Incheon	23	29	26.0	73	85	78.9
Daegu	23	31	26.8	73	88	80.3
Busan	24	30	27.0	74	87	80.5
Jeju City	25	30	27.4	77	86	81.4
Witse Oreum (1,670 m.)	14	21	17.6	58	69	63.6
Seogwipo	25	30	27.5	77	86	81.5
Average South Korea	22.1	28.7	22.3	71.8	83.6	72.1

South Korea - Average temperatures in September
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	15	26	20.4	60	78	68.8
Seoul	17	26	21.6	63	79	71.0
Ulleungdo	18	23	20.6	64	74	69.0
Incheon	18	26	22.0	65	78	71.5
Daegu	17	27	22.0	63	80	71.6
Busan	19	27	22.7	65	80	72.9
Jeju City	21	26	23.5	70	79	74.3
Witse Oreum (1,670 m.)	11	18	14.6	52	65	58.2
Seogwipo	22	27	24.4	71	81	76.0
Average South Korea	17.5	25.1	18.6	63.5	77.2	65.5

South Korea - Average temperatures in October
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	8	20	13.6	46	67	56.4
Seoul	10	20	15.0	50	68	59.1
Ulleungdo	13	19	16.0	55	66	60.7
Incheon	11	20	15.6	53	68	60.2
Daegu	10	22	16.1	51	71	61.0
Busan	12	22	17.1	53	72	62.8
Jeju City	16	22	18.6	60	71	65.6
Witse Oreum (1,670 m.)	4	13	8.8	40	56	47.8
Seogwipo	16	24	20.0	62	74	67.9
Average South Korea	11.2	20.1	13.4	52.1	68.2	56.1

South Korea - Average temperatures in November
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	0	11	5.8	33	52	42.4
Seoul	3	12	7.2	37	53	45.0
Ulleungdo	8	13	10.4	46	56	50.8
Incheon	4	12	8.2	40	54	46.7
Daegu	4	15	9.3	39	59	48.7
Busan	5	16	10.6	41	61	51.0
Jeju City	10	16	13.4	51	62	56.1
Witse Oreum (1,670 m.)	-1	7	3.0	30	44	37.3
Seogwipo	11	18	14.8	52	65	58.6
Average South Korea	5.0	13.4	7.5	40.9	56.1	45.5

South Korea - Average temperatures in December
City (from north to south)	Min (°C)	Max (°C)	Mean (°C)	Min (°F)	Max (°F)	Mean (°F)
Chuncheon	-7	4	-1.6	20	38	29.2
Seoul	-4	4	0.0	25	39	31.9
Ulleungdo	2	7	4.8	36	45	40.6
Incheon	-3	4	0.9	27	40	33.6
Daegu	-2	8	2.8	28	46	37.1
Busan	-1	9	4.3	30	49	39.7
Jeju City	6	11	8.3	42	52	46.9
Witse Oreum (1,670 m.)	-7	0	-3.3	20	32	26.1
Seogwipo	6	13	9.6	43	56	49.4
Average South Korea	-1.0	6.8	1.8	30.2	44.2	35.2

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