MeteoSpace

Weather in Siena in August 2026

← July

August 2026

September →
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1 +41° +23°
13% · 8.5 West-North-West
759 mmHg
2 +42° +23°
15% · 6.5 West-North-West
758 mmHg
3 +39° +23°
20% · 7.5 West
758 mmHg
4 +39° +24°
16% · 6.5 West
760 mmHg
5 +40° +24°
15% · 6.5 West
759 mmHg
6 +40°
16% · 7.5 West-North-West
759 mmHg
7 +42° +25°
14% · 5.5 West
758 mmHg
8 +40°
13% · 6.5 South-South-West
759 mmHg
9 +33°
22% · 8.5 West
760 mmHg
10 +32° +20°
22% · 4.5 North-North-West
761 mmHg
11 +33° +20°
18% · 4.5 East-North-East
761 mmHg
12 +36° +21°
10% · 4.5 West
761 mmHg
—
—
—
—
17 +28°
70% · 7.5 North-West
760 mmHg
18 +31° +20°
34% · 5.5 West-North-West
758 mmHg
19 +30°
30% · 6.5 South-South-West
759 mmHg
20 +34° +20°
31% · 7.5 South-West
760 mmHg
21 +27°
65% · 7.5 West-South-West
758 mmHg
22 +31° +19°
33% · 6.5 West-North-West
760 mmHg
23 +33° +21°
30% · 5.5 South-West
761 mmHg
24 +33° +22°
33% · 6.5 South-West
761 mmHg
25 +30°
34% · 7.5 West
759 mmHg
26 +33° +20°
24% · 6.5 West-North-West
761 mmHg
27 +31° +21°
46% · 6.5 West-South-West
764 mmHg
28 +34° +23°
25% · 6.5 South-West
761 mmHg
29 +28° +21°
24% · 7.5 West
762 mmHg
30 +28° +20°
40% · 6.5 North-West
762 mmHg
31 +29° +20°
52% · 6.5 West
763 mmHg

Climate normals by month

average daytime and night-time temperature, Siena

Daytime Night-time

Wind rose for Siena: August

based on the month history over the last 10 years

North: 3.4% of periods (40)North-North-East: 4% of periods (47)North-East: 7.5% of periods (88)East-North-East: 6.1% of periods (72)East: 5.6% of periods (66)East-South-East: 1.7% of periods (20)South-East: 0.3% of periods (4)South-South-East: 1% of periods (12)South: 3.2% of periods (37)South-South-West: 3.7% of periods (43)South-West: 9.7% of periods (114)West-South-West: 5.1% of periods (60)West: 33.8% of periods (396)West-North-West: 7.7% of periods (90)North-West: 5.3% of periods (62)North-North-West: 1.9% of periods (22)33.8%WNNNENEENEEESESESSESSSWSWWSWWWNWNWNNW

Prevailing West — 33.8% of periods

Precipitation in Siena: August by year

days with precipitation

August in Siena over the last 10 years

average daytime temperature by year

Weather nearby

Colle di Val dElsa+20°Poggibonsi+18°Asciano+18°Barberino di Val dElsa+18°Montevarchi+20°Figline Valdarno+20°Roccastrada+15°Certaldo+21°Impruneta+17°Civitella in Val di Chiana+27°Rignano sullArno+20°Bagno a Ripoli+18°Florence+21°Scandicci+21°Pomarance+20°Pontassieve+19°