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Sign In Live · Clear within 100 km Just updated
26°C 78°F
· Drizzle · 99% cloud cover
Feels like 29°C84°F · Low 19°C66°F · High 26°C78°F
Wind
4 km/h3 mph from SW
Humidity
63%
Pressure
1003 hPa29.61 inHg stable
UV Index
0.5 Low
Unsettled — rain
Ansan at a glance: 26°C, rain.
🌧️ Rain expected from 16:00.
⚡ Isolated thunderstorm on Thursday, with rain. Total ~1.1 mm. Below the monthly normal (130 mm/month).
🌡️ 26°C today, 4.2°C warmer than the June climate average (22°C).
Hourly forecast
Detailed forecast for the next 60 hours
Temperature Precipitation Wind
CAPE (J/kg) Instability Threshold
Now
26°C 78°F
4 3
63
12:00
25°C 76°F
0.2 0.01
10 6
69
13:00
24°C 75°F
7 5
71
14:00
25°C 76°F
6 4
70
15:00
24°C 76°F
0.1 0.01
12 8
71
16:00
22°C 72°F
0.8 0.03
12 8
83
17:00
22°C 72°F
14 9
79
18:00
21°C 70°F
13 8
78
19:00
21°C 69°F
9 6
81
20:00
20°C 68°F
5 3
85
21:00
19°C 67°F
5 3
88
22:00
19°C 66°F
3 2
91
23:00
19°C 66°F
3 2
93
00:00
19°C 65°F
5 3
94
01:00
19°C 66°F
6 4
94
02:00
19°C 66°F
8 5
95
03:00
18°C 65°F
10 6
94
04:00
18°C 64°F
9 6
94
05:00
17°C 63°F
10 6
95
06:00
17°C 63°F
9 6
93
07:00
18°C 64°F
9 5
91
08:00
18°C 64°F
11 7
88
09:00
19°C 66°F
12 8
83
10:00
20°C 68°F
13 8
77
11:00
21°C 69°F
14 9
71
12:00
22°C 71°F
14 9
66
13:00
22°C 72°F
15 9
64
14:00
22°C 72°F
17 10
62
15:00
23°C 73°F
18 11
59
16:00
23°C 73°F
18 11
58
17:00
22°C 72°F
18 11
56
18:00
21°C 71°F
16 10
58
19:00
21°C 69°F
14 9
61
20:00
20°C 67°F
10 6
67
21:00
19°C 66°F
8 5
72
22:00
19°C 65°F
6 4
74
23:00
18°C 65°F
5 3
76
00:00
18°C 64°F
5 3
77
03:00
17°C 63°F
2 1
81
06:00
16°C 62°F
2 1
84
09:00
21°C 70°F
2 1
59
12:00
25°C 77°F
6 4
37
15:00
26°C 80°F
7 4
36
18:00
24°C 75°F
9 5
45
21:00
21°C 70°F
6 4
58
mmin km/hmph Humidity %
Daily Forecast
Today 1.1 mm 0.04 in SW 14 km/h 9 mph
(3119)
78%
UV 1 Today Thunderstorm 78% SW 14 km/h 9 mph 1.1 mm 0.04 in
Today
1.1 mm 0.04 in SW 14 km/h 9 mph
(3119)
78%
UV 1
Today
Thunderstorm
78%
SW 14 km/h 9 mph
1.1 mm 0.04 in
Today — Hourly Forecast
Now
26°C 78°F
4 3
12:00
25°C 76°F
10 6
13:00
24°C 75°F
7 5
14:00
25°C 76°F
6 4
15:00
24°C 76°F
12 8
16:00
22°C 72°F
12 8
17:00
22°C 72°F
14 9
18:00
21°C 70°F
13 8
19:00
21°C 69°F
9 6
20:00
20°C 68°F
5 3
21:00
19°C 67°F
5 3
22:00
19°C 66°F
3 2
23:00
19°C 66°F
3 2
Tomorrow W 18 km/h 11 mph
(3522)
77%
UV 2 Tomorrow Drizzle 77% W 18 km/h 11 mph
Tomorrow
W 18 km/h 11 mph
(3522)
77%
UV 2
Tomorrow
Drizzle
77%
W 18 km/h 11 mph
Tomorrow — Hourly Forecast
00:00
19°C 65°F
5 3
01:00
19°C 66°F
6 4
02:00
19°C 66°F
8 5
03:00
18°C 65°F
10 6
04:00
18°C 64°F
9 6
05:00
17°C 63°F
10 6
06:00
17°C 63°F
9 6
07:00
18°C 64°F
9 5
08:00
18°C 64°F
11 7
09:00
19°C 66°F
12 8
10:00
20°C 68°F
13 8
11:00
21°C 69°F
14 9
12:00
22°C 71°F
14 9
13:00
22°C 72°F
15 9
14:00
22°C 72°F
17 10
15:00
23°C 73°F
18 11
16:00
23°C 73°F
18 11
17:00
22°C 72°F
18 11
18:00
21°C 71°F
16 10
19:00
21°C 69°F
14 9
20:00
20°C 67°F
10 6
21:00
19°C 66°F
8 5
22:00
19°C 65°F
6 4
23:00
18°C 65°F
5 3
Saturday NW 11 km/h 7 mph
(2113)
60%
UV 2 Saturday Overcast 60% NW 11 km/h 7 mph
Saturday
NW 11 km/h 7 mph
(2113)
60%
UV 2
Saturday
Overcast
60%
NW 11 km/h 7 mph
Saturday — Forecast Overview
00:00
18°C 64°F
5 3
03:00
17°C 63°F
2 1
06:00
16°C 62°F
2 1
09:00
21°C 70°F
2 1
12:00
25°C 77°F
6 4
15:00
26°C 80°F
7 4
18:00
24°C 75°F
9 5
21:00
21°C 70°F
6 4
Sunday N 21 km/h 13 mph 55%
UV 1 Sunday Overcast 55% N 21 km/h 13 mph
Sunday
N 21 km/h 13 mph 55%
UV 1
Sunday
Overcast
55%
N 21 km/h 13 mph
Sunday — Forecast Overview
00:00
20°C 69°F
6 4
03:00
20°C 68°F
6 4
06:00
20°C 68°F
4 3
09:00
22°C 71°F
9 6
12:00
24°C 76°F
13 8
15:00
24°C 76°F
13 8
18:00
23°C 73°F
10 6
21:00
20°C 69°F
13 8
Monday W 21 km/h 13 mph
(3522)
65%
UV 2 Monday Overcast 65% W 21 km/h 13 mph
Monday
W 21 km/h 13 mph
(3522)
65%
UV 2
Monday
Overcast
65%
W 21 km/h 13 mph
Monday — Forecast Overview
00:00
20°C 67°F
7 4
03:00
19°C 66°F
4 2
06:00
18°C 65°F
2 1
09:00
20°C 68°F
4 2
12:00
23°C 73°F
13 8
15:00
24°C 75°F
18 11
18:00
22°C 71°F
17 10
21:00
19°C 66°F
6 4
Tuesday W 16 km/h 10 mph
(3320)
69%
UV 2 Tuesday Overcast 69% W 16 km/h 10 mph
Tuesday
W 16 km/h 10 mph
(3320)
69%
UV 2
Tuesday
Overcast
69%
W 16 km/h 10 mph
Night 17°C 63°F
17°C 63°F Morning 23°C 74°F
23°C 74°F Afternoon 23°C 74°F
23°C 74°F Evening 20°C 67°F
20°C 67°F Wednesday SW 15 km/h 9 mph
(3119)
66%
UV 2 Wednesday Overcast 66% SW 15 km/h 9 mph
Wednesday
SW 15 km/h 9 mph
(3119)
66%
UV 2
Wednesday
Overcast
66%
SW 15 km/h 9 mph
Night 18°C 64°F
18°C 64°F Morning 21°C 70°F
21°C 70°F Afternoon 23°C 74°F
23°C 74°F Evening 23°C 74°F
23°C 74°F Thursday W 18 km/h 11 mph
(2817)
66%
UV 2 Thursday Partly cloudy 66% W 18 km/h 11 mph
Thursday
W 18 km/h 11 mph
(2817)
66%
UV 2
Thursday
Partly cloudy
66%
W 18 km/h 11 mph
Night 19°C 65°F
19°C 65°F Morning 22°C 71°F
22°C 71°F Afternoon 21°C 70°F
21°C 70°F Evening 21°C 70°F
21°C 70°F 
Extended Forecast (GFS) Friday W 13 km/h 8 mph 49% Friday Clear 49% W 13 km/h 8 mph
Friday
W 13 km/h 8 mph 49%
Friday
Clear
49%
W 13 km/h 8 mph
Night 21°C 69°F
21°C 69°F Morning 23°C 73°F
23°C 73°F Afternoon 25°C 78°F
25°C 78°F Evening 25°C 78°F
25°C 78°F Saturday SE 9 km/h 6 mph 49% Saturday Clear 49% SE 9 km/h 6 mph
Saturday
SE 9 km/h 6 mph 49%
Saturday
Clear
49%
SE 9 km/h 6 mph
Night 21°C 69°F
21°C 69°F Morning 24°C 74°F
24°C 74°F Afternoon 26°C 79°F
26°C 79°F Evening 26°C 79°F
26°C 79°F Sunday S 12 km/h 8 mph 42% Sunday Clear 42% S 12 km/h 8 mph
Sunday
S 12 km/h 8 mph 42%
Sunday
Clear
42%
S 12 km/h 8 mph
Night 23°C 73°F
23°C 73°F Morning 24°C 76°F
24°C 76°F Afternoon 26°C 79°F
26°C 79°F Evening 26°C 79°F
26°C 79°F Monday SW 17 km/h 10 mph 58% Monday Overcast 58% SW 17 km/h 10 mph
Monday
SW 17 km/h 10 mph 58%
Monday
Overcast
58%
SW 17 km/h 10 mph
Night 22°C 71°F
22°C 71°F Morning 23°C 73°F
23°C 73°F Afternoon 23°C 74°F
23°C 74°F Evening 23°C 74°F
23°C 74°F Tuesday SW 15 km/h 10 mph 63% Tuesday Clear 63% SW 15 km/h 10 mph
Tuesday
SW 15 km/h 10 mph 63%
Tuesday
Clear
63%
SW 15 km/h 10 mph
Night 20°C 68°F
20°C 68°F Morning 22°C 72°F
22°C 72°F Afternoon 25°C 77°F
25°C 77°F Evening 25°C 77°F
25°C 77°F Wednesday SW 16 km/h 10 mph 55% Wednesday Clear 55% SW 16 km/h 10 mph
Wednesday
SW 16 km/h 10 mph 55%
Wednesday
Clear
55%
SW 16 km/h 10 mph
Night 21°C 70°F
21°C 70°F Morning 24°C 76°F
24°C 76°F Afternoon 27°C 81°F
27°C 81°F Evening 27°C 81°F
27°C 81°F Thursday W 15 km/h 9 mph 61% Thursday Clear 61% W 15 km/h 9 mph
Thursday
W 15 km/h 9 mph 61%
Thursday
Clear
61%
W 15 km/h 9 mph
Night 23°C 73°F
23°C 73°F Morning 24°C 75°F
24°C 75°F Afternoon 25°C 77°F
25°C 77°F Evening 25°C 77°F
25°C 77°F Friday 30.8 mm 1.21 in · heavy S 14 km/h 9 mph
(4327)
90% Friday Light rain 90% S 14 km/h 9 mph 30.8 mm 1.21 in
Friday
30.8 mm 1.21 in · heavy S 14 km/h 9 mph
(4327)
90%
Friday
Light rain
90%
S 14 km/h 9 mph
30.8 mm 1.21 in
Night 23°C 73°F
23°C 73°F Morning 22°C 72°F
22°C 72°F Afternoon 21°C 71°F
21°C 71°F Evening 21°C 71°F
21°C 71°F Sunrise
05:12 AM
Civil Dawn 04:42 AM
Sunset
07:49 PM
Civil Dusk 08:19 PM
Today vs. seasonal normal
-0.2°C-0.3°F
Ansan is located in Seoul, South Korea. Elevation: 25m. Annual average temperature: 12°C. Annual precipitation: 1265mm.
Frequently Asked Questions
What is the weather like in Ansan today?
Today in Ansan, South Korea, the temperature is 26°C with Drizzle. The high is 26°C and the low is 19°C.
What is the 16-day forecast for Ansan?
The 16-day forecast for Ansan shows the warmest day is Wednesday at 30°C, while the coolest night is Saturday at 16°C. 2 day(s) have precipitation expected.
What time is sunrise and sunset in Ansan?
In Ansan, sunrise is at 10:12 PM and sunset is at 12:49 PM. Day length is approximately 14h 36m.
How accurate is the weather forecast for Ansan?
Our forecasts for Ansan use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Ansan has an annual average temperature of 12°C and receives 1265mm of precipitation per year.
Last updated: 06/04/2026, 11:00 AM
June climate in Ansan
Normals for June: average 21°C (17–26°C), around 130 mm of rain across the month. About 10°C warmer than the annual average of 12°C.
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