How many sunny days does Yeosu have per year?

Yeosu averages approximately 207 sunny days per year, based on historical climate data.

What is the air quality in Yeosu?

Yeosu has an annual PM2.5 concentration of 20.4 µg/m³, classified as "Moderate" by WHO standards. Above WHO targets. Some respiratory effects possible with prolonged exposure.

Jeollanam-do

Yeosu · South Korea

A city in South Korea.

Small city

296K

10m

13:28 UTC+9

KRW

Explore on map →Climate twin →

Yeosu, South Korea is a 296K-resident city with 207 sunny days and 19 frost days annually and an annual PM2.5 of 20.4 µg/m³. A city in South Korea.

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Climate

Feels-like °C

-2

Dinner outside

Climate Lab·Yeosu

Monthly climate metrics across temperature, precipitation, wind, and UV.

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Metric	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Temperature
Daily high°C	9	11	14	17	20	24	28	29	26	22	17	10	19
Daily mean°C	4	7	10	15	18	22	26	27	24	19	13	6	16
Daily low°C	0	2	6	12	16	20	24	26	22	14	9	0	13
Thermal comfort
High feelsDaily high feels-like°C	11	14	19	21	26	30	34	35	30	25	20	12	23
Mean feelsDaily mean feels-like°C	-2	1	8	13	20	25	29	30	23	17	8	-2	14
Low feelsDaily low feels-like°C	-16	-11	-4	4	10	19	24	25	16	5	-4	-14	4
Humidity
HumidityRelative humidity%	65	66	74	71	78	84	89	84	79	67	67	62	74
Dewpoint°C	-2.7	1.0	4.8	8.9	14.5	19.3	23.6	25.1	19.7	11.4	6.7	-1.0	10.9
Precipitation
Rainfallmm	30	31	99	74	137	168	338	257	173	28	54	7	1396
Rain days≥1mm	4	7	8	7	7	9	15	14	12	4	6	1	94
Snowfallmm	0	0	0	0	0	0	0	0	0	0	0	0	0
Wind
Wind avgm/s	4.6	4.9	4.1	4.9	4.3	3.5	4.1	3.9	4.4	4.0	4.3	4.4	4.3
Wind gustsm/s	8.8	9.6	9.0	8.1	8.2	7.5	7.6	8.2	9.7	8.4	8.8	8.7	8.5
Sun & UV
Sunshinehrs/day	7.8	8.6	9.3	10.6	10.3	9.9	8.7	9.4	8.4	9.3	8.0	7.7	9.0
Clear skyindex	59%	57%	49%	53%	46%	34%	26%	46%	42%	67%	67%	67%	51%
UV indexmax avg	2.2	3.1	4.4	6.0	6.3	6.1	5.8	6.9	5.4	4.4	2.8	2.1	4.6

Based on 2014–2024 hourly climate data · Updated Mar 2025

Confidence: High

Lifestyle Calendar·Yeosu

Yeosu offers a solid outdoor season. July through August are the toughest stretch. Dinner outside works 4/12 months, while walking is comfortable 10/12 months — impressive.

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Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Annual

4/12

Dinner Outside

23Jan: 23% viability

25Feb: 25% viability

35Mar: 35% viability

56Apr: 56% viability

77May: 77% viability

78Jun: 78% viability

53Jul: 53% viability

45Aug: 45% viability

73Sep: 73% viability

69Oct: 69% viability

35Nov: 35% viability

23Dec: 23% viability

4/12

Dinner Outside

23Jan: 23% viability

25Feb: 25% viability

35Mar: 35% viability

56Apr: 56% viability

77May: 77% viability

78Jun: 78% viability

53Jul: 53% viability

45Aug: 45% viability

73Sep: 73% viability

69Oct: 69% viability

35Nov: 35% viability

23Dec: 23% viability

49%

Cold

1/12

Lunch Outside

52Jan: 52% viability

57Feb: 57% viability

64Mar: 64% viability

63Apr: 63% viability

62May: 62% viability

52Jun: 52% viability

21Jul: 21% viability

18Aug: 18% viability

47Sep: 47% viability

70Oct: 70% viability

64Nov: 64% viability

54Dec: 54% viability

1/12

Lunch Outside

52Jan: 52% viability

57Feb: 57% viability

64Mar: 64% viability

63Apr: 63% viability

62May: 62% viability

52Jun: 52% viability

21Jul: 21% viability

18Aug: 18% viability

47Sep: 47% viability

70Oct: 70% viability

64Nov: 64% viability

54Dec: 54% viability

52%

Wind

10/12

Walking

89Jan: 89% viability

86Feb: 86% viability

89Mar: 89% viability

89Apr: 89% viability

90May: 90% viability

89Jun: 89% viability

59Jul: 59% viability

35Aug: 35% viability

73Sep: 73% viability

94Oct: 94% viability

89Nov: 89% viability

90Dec: 90% viability

10/12

Walking

89Jan: 89% viability

86Feb: 86% viability

89Mar: 89% viability

89Apr: 89% viability

90May: 90% viability

89Jun: 89% viability

59Jul: 59% viability

35Aug: 35% viability

73Sep: 73% viability

94Oct: 94% viability

89Nov: 89% viability

90Dec: 90% viability

81%

Humid

9/12

Running

89Jan: 89% viability

86Feb: 86% viability

89Mar: 89% viability

89Apr: 89% viability

90May: 90% viability

77Jun: 77% viability

36Jul: 36% viability

18Aug: 18% viability

61Sep: 61% viability

93Oct: 93% viability

89Nov: 89% viability

90Dec: 90% viability

9/12

Running

89Jan: 89% viability

86Feb: 86% viability

89Mar: 89% viability

89Apr: 89% viability

90May: 90% viability

77Jun: 77% viability

36Jul: 36% viability

18Aug: 18% viability

61Sep: 61% viability

93Oct: 93% viability

89Nov: 89% viability

90Dec: 90% viability

76%

Humid

Tap any month for details · Click activity name for overview

ComfortableModerateUncomfortable

Based on 2014–2024 hourly climate data · Updated Mar 2025

Confidence: High

Yeosu · South Korea

Climate

Climate Lab·Yeosu

Lifestyle Calendar·Yeosu

Air Quality Profile

Air Quality Profile

Who thrives in Yeosu

Things to consider in Yeosu

Why not Yeosu?

Frequently asked about Yeosu

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