Spring weather

Calculations are based on the last 8 years of historical weather data.

Temperatures

Maximum Temperatures

Period	Seoul	Busan	Incheon	Goyang
Mar 1	48.6°F	52.2°F	45.9°F	48.6°F
Mar 8	53.1°F	55.0°F	48.9°F	52.9°F
Mar 15	53.1°F	55.8°F	49.3°F	53.1°F
Mar 22	58.5°F	57.9°F	53.2°F	58.3°F
Apr 1	61.2°F	60.3°F	56.5°F	60.8°F
Apr 8	63.0°F	61.3°F	58.3°F	62.6°F
Apr 15	65.8°F	63.3°F	60.4°F	65.5°F
Apr 22	67.3°F	63.5°F	62.2°F	66.9°F
May 1	71.4°F	65.7°F	65.5°F	71.1°F
May 8	72.7°F	66.9°F	66.4°F	72.3°F
May 15	74.1°F	68.9°F	68.9°F	73.9°F
May 22	77.0°F	71.8°F	70.5°F	76.6°F
Average	61.9°F	63.6°F	58.8°F	63.8°F

Minimum Temperatures

Period	Seoul	Busan	Incheon	Goyang
Mar 1	34.0°F	41.9°F	35.8°F	34.0°F
Mar 8	37.4°F	44.6°F	38.7°F	37.4°F
Mar 15	38.5°F	45.3°F	39.7°F	38.5°F
Mar 22	42.1°F	48.2°F	43.3°F	42.3°F
Apr 1	45.1°F	49.6°F	46.6°F	45.1°F
Apr 8	46.2°F	51.3°F	47.7°F	46.2°F
Apr 15	48.6°F	52.9°F	49.8°F	48.6°F
Apr 22	51.1°F	54.1°F	52.0°F	51.1°F
May 1	53.8°F	55.9°F	54.7°F	53.8°F
May 8	54.3°F	56.8°F	55.8°F	54.5°F
May 15	57.0°F	59.2°F	58.5°F	57.0°F
May 22	59.5°F	61.3°F	60.6°F	59.5°F
Average	51.8°F	47.3°F	48.6°F	47.3°F

Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period.

Conditions

Sunny Weather

Period	Seoul	Busan	Incheon	Goyang
Mar 1	6.9 hours/day	4.6 hours/day	7.1 hours/day	6.9 hours/day
Mar 8	6.8 hours/day	7.2 hours/day	7.0 hours/day	6.7 hours/day
Mar 15	6.0 hours/day	6.2 hours/day	6.2 hours/day	6.0 hours/day
Mar 22	7.2 hours/day	6.6 hours/day	7.1 hours/day	7.2 hours/day
Apr 1	7.6 hours/day	7.1 hours/day	8.0 hours/day	7.7 hours/day
Apr 8	8.3 hours/day	7.4 hours/day	8.1 hours/day	8.3 hours/day
Apr 15	7.9 hours/day	7.3 hours/day	7.9 hours/day	7.9 hours/day
Apr 22	7.4 hours/day	7.7 hours/day	7.6 hours/day	7.4 hours/day
May 1	8.3 hours/day	8.0 hours/day	8.1 hours/day	8.2 hours/day
May 8	8.9 hours/day	7.6 hours/day	8.9 hours/day	8.9 hours/day
May 15	7.8 hours/day	7.0 hours/day	7.7 hours/day	7.8 hours/day
May 22	9.0 hours/day	8.5 hours/day	9.3 hours/day	9.1 hours/day
Average	7.1 hours/day	7.7 hours/day	7.8 hours/day	7.7 hours/day

Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer.

Precipitation Levels

Period	Seoul	Busan	Incheon	Goyang
Mar 1	0.1in	0.1in	0.1in	0.1in
Mar 8	0.0in	0.1in	0.0in	0.0in
Mar 15	0.1in	0.1in	0.1in	0.1in
Mar 22	0.1in	0.1in	0.1in	0.1in
Apr 1	0.1in	0.2in	0.1in	0.1in
Apr 8	0.1in	0.1in	0.1in	0.1in
Apr 15	0.1in	0.1in	0.1in	0.1in
Apr 22	0.1in	0.2in	0.1in	0.1in
May 1	0.3in	0.3in	0.3in	0.3in
May 8	0.1in	0.1in	0.1in	0.1in
May 15	0.3in	0.1in	0.3in	0.3in
May 22	0.1in	0.1in	0.1in	0.1in
Average	0.1in	0.1in	0.1in	0.1in

Average amount of precipitation that falls in a form of a rain, snow, sleet or hail.

Wind Speed

Period	Seoul	Busan	Incheon	Goyang
Mar 1	10.1mph	14.9mph	13.9mph	10.2mph
Mar 8	9.7mph	13.8mph	12.1mph	9.8mph
Mar 15	10.7mph	17.1mph	14.4mph	10.8mph
Mar 22	10.6mph	14.0mph	13.6mph	10.8mph
Apr 1	10.8mph	14.4mph	13.3mph	10.9mph
Apr 8	12.0mph	15.1mph	14.1mph	12.1mph
Apr 15	10.6mph	12.6mph	12.4mph	10.6mph
Apr 22	10.9mph	14.4mph	13.3mph	10.9mph
May 1	11.6mph	14.6mph	13.8mph	11.6mph
May 8	11.1mph	13.5mph	13.4mph	11.2mph
May 15	10.6mph	13.4mph	12.8mph	10.8mph
May 22	10.4mph	12.2mph	12.1mph	10.4mph
Average	14.2mph	10.8mph	13.3mph	10.8mph

Humidity

Period	Seoul	Busan	Incheon	Goyang
Mar 1	48.8%	60.6%	57.7%	49.0%
Mar 8	49.3%	60.2%	61.3%	49.7%
Mar 15	47.9%	61.3%	59.6%	48.3%
Mar 22	46.6%	62.3%	60.5%	47.0%
Apr 1	44.9%	62.1%	59.5%	45.4%
Apr 8	44.5%	62.4%	59.7%	45.0%
Apr 15	49.6%	65.6%	65.8%	50.1%
Apr 22	49.3%	69.3%	64.5%	49.8%
May 1	50.4%	70.0%	65.6%	50.8%
May 8	50.2%	70.6%	65.1%	50.6%
May 15	59.4%	74.6%	72.3%	59.7%
May 22	55.7%	70.9%	71.0%	56.2%
Average	65.8%	50.1%	63.6%	49.7%

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Astronomy

Sunrise Time

Period	Seoul	Busan	Incheon	Goyang
Mar 1	6:59	6:50	7:01	7:00
Mar 8	6:49	6:40	6:51	6:50
Mar 15	6:39	6:31	6:40	6:39
Mar 22	6:26	6:19	6:28	6:26
Apr 1	6:13	6:07	6:15	6:14
Apr 8	6:04	5:58	6:05	6:04
Apr 15	5:54	5:49	5:55	5:54
Apr 22	5:43	5:39	5:45	5:44
May 1	5:34	5:30	5:35	5:34
May 8	5:27	5:23	5:29	5:27
May 15	5:21	5:18	5:23	5:21
May 22	5:16	5:13	5:17	5:16
Average	5:54	6:00	6:06	6:00

Sunrise times are output in the local timezone of each place.

Sunset Time

Period	Seoul	Busan	Incheon	Goyang
Mar 1	18:28	18:22	18:29	18:28
Mar 8	18:35	18:28	18:37	18:35
Mar 15	18:41	18:33	18:43	18:41
Mar 22	18:49	18:40	18:51	18:49
Apr 1	18:57	18:47	18:58	18:57
Apr 8	19:04	18:53	19:05	19:04
Apr 15	19:10	18:59	19:11	19:10
Apr 22	19:17	19:05	19:19	19:17
May 1	19:25	19:12	19:26	19:25
May 8	19:31	19:17	19:32	19:31
May 15	19:37	19:23	19:38	19:37
May 22	19:44	19:29	19:45	19:44
Average	18:54	19:06	19:06	19:06

Sunset times are output in the local timezone of each place.

Useful Day Length

Period	Seoul	Busan	Incheon	Goyang
Mar 1	11:28 hours	11:22 hours	11:28 hours	11:28 hours
Mar 8	11:35 hours	11:28 hours	11:37 hours	11:35 hours
Mar 15	11:41 hours	11:33 hours	11:43 hours	11:41 hours
Mar 22	11:49 hours	11:40 hours	11:51 hours	11:49 hours
Apr 1	11:57 hours	11:47 hours	11:58 hours	11:57 hours
Apr 8	12:04 hours	11:53 hours	12:05 hours	12:04 hours
Apr 15	12:10 hours	11:59 hours	12:11 hours	12:10 hours
Apr 22	12:17 hours	12:05 hours	12:19 hours	12:17 hours
May 1	12:25 hours	12:12 hours	12:26 hours	12:25 hours
May 8	12:31 hours	12:17 hours	12:32 hours	12:31 hours
May 15	12:37 hours	12:23 hours	12:38 hours	12:37 hours
May 22	12:44 hours	12:29 hours	12:45 hours	12:44 hours
Average	11:54 hours	12:06 hours	12:06 hours	12:06 hours

Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone.

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