Weather in Terni in September 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1 +33° +22°
37% · 2.5 North-West
763 mmHg
2 +32° +22°
33% · 4.5 West-North-West
764 mmHg
3 +32° +21°
36% · 4.5 North
763 mmHg
4 +35° +19°
16% · 4.5 West
764 mmHg
5 +34° +21°
20% · 5.5 South-West
764 mmHg
6 +33° +22°
39% · 3.5 South-West
765 mmHg
7 +32° +26°
40% · 4.5 West-South-West
766 mmHg
8 +33° +23°
35% · 5.5 West
762 mmHg
9 +33° +21°
36% · 5.5 South-South-West
758 mmHg
10 +24° +19°
75% · 7.5 South-South-West
759 mmHg
11 +28° +20°
47% · 2.5 South
763 mmHg
12 +27° +19°
60% · 3.5 North-West
765 mmHg
13 +28° +14°
21% · 2.5 West
766 mmHg
14 +28° +17°
41% · 2.5 North-West
765 mmHg
15 +29° +20°
33% · 3.5 North-West
764 mmHg
16 +28° +17°
43% · 2.5 South-West
762 mmHg
17 +27° +19°
50% · 4.5 South-West
761 mmHg
18 +27° +19°
56% · 3.5 West-South-West
761 mmHg
19 +27° +18°
55% · 1.5 North
765 mmHg
20 +29° +18°
49% · 2.5 North
767 mmHg
21 +28° +18°
49% · 2.5 North-North-West
765 mmHg
22 +27° +17°
43% · 4.5 North
763 mmHg
23 +25° +11°
35% · 3.5 North-North-West
768 mmHg
24 +25° +14°
48% · 3.5 South-West
767 mmHg
25 +26° +15°
33% · 4.5 North
764 mmHg
26 +26° +11°
40% · 5.5 North
765 mmHg
27 +25° +14°
43% · 1.5 West
766 mmHg
28 +27° +15°
45% · 2.5 North-North-West
767 mmHg
29 +25° +15°
52% · 2.5 West
767 mmHg
30 +26° +15°
51% · 2.5 South-West
768 mmHg
Climate normals by month
average daytime and night-time temperature, Terni
Daytime Night-time
Wind rose for Terni: September
based on the month history over the last 10 years
Prevailing South — 17.4% of periods
Precipitation in Terni: September by year
days with precipitation
September in Terni over the last 10 years
average daytime temperature by year