Weather in Siena in October 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1 +26° +15°
46% · 2.5 North-North-West
768 mmHg
2 +25° +15°
39% · 3.5 North
770 mmHg
3 +25° +13°
37% · 1.5 East-South-East
771 mmHg
4 +24° +13°
47% · 3.5 West
770 mmHg
5 +22° +14°
58% · 2.5 North-North-East
768 mmHg
6 +22° +14°
53% · 3.5 South-East
764 mmHg
7 +22° +14°
63% · 3.5 South-South-West
763 mmHg
8 +21° +16°
80% · 3.5 South-South-East
759 mmHg
9 +20° +13°
70% · 2.5 North
763 mmHg
10 +19° +13°
71% · 2.5 North-West
758 mmHg
11 +21° +12°
64% · 2.5 North-North-West
758 mmHg
12 +19° +13°
61% · 4.5 North
761 mmHg
13 +20° +10°
54% · 1.5 North
768 mmHg
14 +22° +10°
49% · 0.5 West
771 mmHg
15 +22° +13°
48% · 2.5 West-North-West
770 mmHg
16 +21° +15°
59% · 2.5 North-West
765 mmHg
17 +20° +12°
67% · 2.5 South-East
762 mmHg
18 +20° +14°
76% · 3.5 South-East
762 mmHg
19 +21° +13°
50% · 3.5 East
767 mmHg
20 +21° +11°
59% · 1.5 East
770 mmHg
21 +18° +11°
52% · 2.5 East
768 mmHg
22 +19° +10°
60% · 2.5 East
768 mmHg
23 +19° +9°
49% · 2.5 East
769 mmHg
24 +19° +9°
53% · 2.5 East
767 mmHg
25 +19° +10°
54% · 2.5 East
764 mmHg
26 +14° +11°
82% · 4.5 South-South-East
755 mmHg
27 +15° +11°
84% · 5.5 South
752 mmHg
28 +16° +11°
63% · 4 East-South-East
764 mmHg
29 +15° +11°
64% · 4 South-East
764 mmHg
30 +15° +13°
66% · 4 South-East
765 mmHg
31 +14° +13°
66% · 4 South-South-East
765 mmHg
Temperature change in Siena, Italy in October 2026
Detailed daily forecast for Siena in October 2026
Early October
- 1 October Light rain+26°+15°
- 2 October Overcast+25°+15°
- 3 October Clear sky+25°+13°
- 4 October Clear sky+24°+13°
- 5 October Light rain+22°+14°
- 6 October Few clouds+22°+14°
- 7 October Light rain+22°+14°
- 8 October Light rain+21°+16°
- 9 October Light rain+20°+13°
- 10 October Overcast+19°+13°
Mid-October 2026
- 11 October Light rain+21°+12°
- 12 October Clear sky+19°+13°
- 13 October Clear sky+20°+10°
- 14 October Overcast+22°+10°
- 15 October Overcast+22°+13°
- 16 October Scattered clouds+21°+15°
- 17 October Light rain+20°+12°
- 18 October Light rain+20°+14°
- 19 October Overcast+21°+13°
- 20 October Overcast+21°+11°
Late October in Siena
- 21 October Overcast+18°+11°
- 22 October Overcast+19°+10°
- 23 October Overcast+19°+9°
- 24 October Overcast+19°+9°
- 25 October Overcast+19°+10°
- 26 October Light rain+14°+11°
- 27 October Light rain+15°+11°
- 28 October Overcast+16°+11°
- 29 October Overcast+15°+11°
- 30 October Light rain+15°+13°
- 31 October Light rain+14°+13°
Temperature in Siena in October 2026
What is the highest temperature in Siena in October 2026?
The highest temperature in Siena in October 2026 is +28°C, recorded on 1 October.
What is the lowest temperature in Siena in October 2026?
The lowest temperature in Siena in October 2026 is +9°C, recorded on 23 October.
What is the average temperature in Siena in October 2026?
The average temperature in Siena in October 2026 is +20°C during the day and +12°C at night.
Climate normals by month
average daytime and night-time temperature, Siena
Daytime Night-time
Wind rose for Siena: October
based on the month history over the last 10 years
Prevailing East — 14.3% of periods
Precipitation in Siena: October by year
days with precipitation
October in Siena over the last 10 years
average daytime temperature by year