Historical Weather for Istanbul, Turkey

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

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Istanbul, Istanbul, Turkey (01-12 → 31-12)

Years 2025–2025 · Source: Meteostat

Weather Summary

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

Average temperature

9.7°C

Above long-term avg by 0.0°C

Total rainfall

80.2 mm

Across the selected period

Notable conditions

Heatwave days: 0
Frost days: 0
Heavy rain days: 1

Daily temperature vs long-term average

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Recent period Long-term average

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Anomaly vs normal

0.0°C

Warmer than the multi-year average

Record extremes

Record high: 18.6°C · 06 Dec 2025

Record low: 0.5°C · 31 Dec 2025

Precip & wind peaks

Rain: 39.6 mm · 07 Dec 2025

Wind: 14.7 kts · 07 Dec 2025

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Average temperature

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01 Dec→01 Dec

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Time Travel Insight

Typical weather for 2025.

Temperatures were consistent with the long-term average.

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2025

31 days

01 Dec → 31 Dec

Temperature

High: 4.8°C → 18.6°C

Low: 0.5°C → 13.1°C

Precipitation

Rain: 80.2 mm

Snow: 0.0 cm

Wind

8.5 kts avg · 14.7 kts peak

Accessible data table

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

Day	High (°C)	Low (°C)	Rain (mm)	Wind (kts)
01 Dec	12.9°C	8.7°C	6.6 mm	6.2 kts
02 Dec	13.1°C	7.1°C	0.0 mm	4.5 kts
03 Dec	13.8°C	9.0°C	0.0 mm	4.8 kts
04 Dec	15.4°C	9.1°C	0.0 mm	5.2 kts
05 Dec	17.0°C	11.6°C	0.0 mm	7.0 kts
06 Dec	18.6°C	13.1°C	1.3 mm	9.3 kts
07 Dec	14.6°C	10.7°C	39.6 mm	14.7 kts
08 Dec	10.9°C	8.6°C	1.2 mm	12.5 kts
09 Dec	10.8°C	8.1°C	0.0 mm	8.4 kts
10 Dec	11.4°C	6.4°C	0.0 mm	6.1 kts
11 Dec	13.8°C	8.4°C	0.5 mm	5.4 kts
12 Dec	12.5°C	8.9°C	0.2 mm	5.7 kts
13 Dec	12.7°C	9.7°C	0.3 mm	8.3 kts
14 Dec	11.3°C	8.4°C	0.0 mm	5.8 kts
15 Dec	10.5°C	7.4°C	0.0 mm	10.9 kts
16 Dec	11.2°C	4.9°C	0.0 mm	5.1 kts
17 Dec	13.3°C	6.4°C	0.0 mm	6.2 kts
18 Dec	11.4°C	6.8°C	0.0 mm	5.2 kts
19 Dec	13.1°C	5.7°C	0.0 mm	5.5 kts
20 Dec	13.1°C	8.9°C	0.0 mm	8.3 kts
21 Dec	13.1°C	9.1°C	0.8 mm	5.9 kts
22 Dec	12.2°C	9.2°C	2.1 mm	9.8 kts
23 Dec	11.4°C	9.1°C	0.8 mm	9.2 kts
24 Dec	12.9°C	7.9°C	0.6 mm	7.5 kts
25 Dec	12.1°C	9.2°C	2.8 mm	11.8 kts
26 Dec	8.9°C	5.1°C	4.3 mm	12.5 kts
27 Dec	5.9°C	4.0°C	1.5 mm	13.2 kts
28 Dec	7.2°C	3.0°C	3.6 mm	13.4 kts
29 Dec	7.2°C	1.5°C	0.0 mm	9.2 kts
30 Dec	12.1°C	4.7°C	8.8 mm	14.6 kts

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