Historical Weather for Seoul, South Korea

Showing historical weather data for 1 Dec to 31 Dec over the last 5 years (2025-2025).

City

State / Region

Country

Day range start

Year range start

Day range end

Year range end

Select the start and end dates for your search window. We will replay up to 90 consecutive days for every year in your range.

Compare up to 20 years at a time. Leap day ranges work only for leap years.

Why are you looking up this weather history?

Would more data or higher search limits be useful to you?

Anything missing you wish we had? (optional)

This helps us prioritize features; it never blocks your search.

Seoul, Seoul, South Korea (01-12 → 31-12)

Years 2025–2025 · Source: Meteostat

Weather Summary

Automated rules using observed Meteostat data (no AI calls).

Average temperature

-0.5°C

Above long-term avg by 0.0°C

Total rainfall

50.1 mm

Across the selected period

Notable conditions

Heatwave days: 0
Frost days: 29
Heavy rain days: 0

Daily temperature vs long-term average

Lightweight SVG (no heavy libs)

Recent period Long-term average

Loading chart…

Anomaly vs normal

0.0°C

Warmer than the multi-year average

Record extremes

Record high: 10.7°C · 07 Dec 2025

Record low: -12.2°C · 26 Dec 2025

Precip & wind peaks

Rain: 14.8 mm · 23 Dec 2025

Wind: 11.7 kts · 03 Dec 2025

Copy a link to these filters and metrics.

Metric Filter

Average temperature

Data focus

Date focus1 days

01 Dec→01 Dec

Drag either handle to zoom the chart into a smaller portion of this window.

No cached readings for this metric yet.

Compare & overlay

Overlay another city using the same date and year window.

Add a comparison city to overlay metrics side-by-side.

Time Travel Insight

Typical weather for 2025.

Temperatures were consistent with the long-term average.

Better discovery

Jump to nearby or popular cities with the same window.

View an earlier decade for this city See the most recent years Check the opposite season for this city

Recommended

Season-ready gear & services

Ambient weather station

Home weather

Wi-Fi station to benchmark your backyard against historical norms.

View

Davis Vantage Vue

Pro gear

Pro-grade sensors for serious weather nerds and small farms.

View

Travel insurance

Travel

Cover trips when weather shifts your plans. Compare plans and buy online.

View

Rain shell & winter kit

Outdoor

Packable rain jackets, gloves, and heated socks for cold snaps.

View

Soil & irrigation sensors

Garden

Automate watering and protect plants from frost with moisture + temp alerts.

View

Smart thermostat

Home energy

Trim heating and cooling costs when temps swing outside the norm.

View

2025

31 days

01 Dec → 31 Dec

Temperature

High: -5.8°C → 10.7°C

Low: -12.2°C → 0.9°C

Precipitation

Rain: 50.1 mm

Snow: 78.4 cm

Wind

6.7 kts avg · 11.7 kts peak

Accessible data table

Daily values for the first series (showing up to 30 rows)

Day	High (°C)	Low (°C)	Rain (mm)	Snow (cm)	Wind (kts)
01 Dec	10.2°C	0.9°C	0.0 mm	0.0 cm	8.8 kts
02 Dec	1.5°C	-6.2°C	0.0 mm	0.0 cm	8.2 kts
03 Dec	-4.0°C	-8.6°C	0.0 mm	0.0 cm	11.7 kts
04 Dec	0.0°C	-9.9°C	1.7 mm	11.9 cm	9.8 kts
05 Dec	-0.6°C	-10.7°C	0.0 mm	0.0 cm	7.2 kts
06 Dec	4.3°C	-3.5°C	3.2 mm	12.6 cm	6.3 kts
07 Dec	10.7°C	-1.1°C	1.2 mm	0.0 cm	7.1 kts
08 Dec	4.8°C	-1.9°C	0.0 mm	0.0 cm	7.3 kts
09 Dec	5.6°C	-3.6°C	0.0 mm	0.0 cm	5.1 kts
10 Dec	7.7°C	-1.5°C	0.1 mm	0.0 cm	5.0 kts
11 Dec	6.7°C	-3.7°C	11.2 mm	0.0 cm	9.5 kts
12 Dec	4.9°C	-4.2°C	0.0 mm	0.0 cm	4.7 kts
13 Dec	2.2°C	-1.6°C	9.8 mm	51.8 cm	6.1 kts
14 Dec	2.1°C	-3.3°C	0.0 mm	0.0 cm	9.3 kts
15 Dec	4.2°C	-4.2°C	0.0 mm	0.0 cm	4.2 kts
16 Dec	2.8°C	-0.2°C	1.9 mm	0.0 cm	4.9 kts
17 Dec	5.4°C	-1.6°C	0.0 mm	0.0 cm	5.0 kts
18 Dec	4.8°C	-3.3°C	0.0 mm	0.0 cm	2.9 kts
19 Dec	6.8°C	-2.4°C	0.0 mm	0.0 cm	4.8 kts
20 Dec	9.2°C	0.3°C	4.0 mm	0.0 cm	8.3 kts
21 Dec	0.2°C	-4.5°C	0.0 mm	0.0 cm	8.0 kts
22 Dec	2.2°C	-6.1°C	0.0 mm	0.0 cm	3.1 kts
23 Dec	5.0°C	-1.5°C	14.8 mm	n/a	4.6 kts
24 Dec	1.9°C	-4.6°C	0.3 mm	n/a	5.6 kts
25 Dec	-1.1°C	-9.4°C	0.0 mm	0.0 cm	11.2 kts
26 Dec	-5.8°C	-12.2°C	0.0 mm	0.0 cm	9.9 kts
27 Dec	2.2°C	-8.8°C	0.0 mm	0.0 cm	3.0 kts
28 Dec	5.9°C	-3.5°C	1.2 mm	2.1 cm	5.7 kts
29 Dec	8.0°C	-1.9°C	0.7 mm	0.0 cm	7.7 kts
30 Dec	1.7°C	-4.4°C	0.0 mm	0.0 cm	6.2 kts

Use this table for screen readers or to copy data. Values reflect the visible window.