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Viterbo Climate Guide
Italy
Metric | Imperial    Bars | Symbols
Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
9
9 °C (48°F) Maximum Daytime Temperature in January
11
11 °C (52°F) Maximum Daytime Temperature in February
13
13 °C (55°F) Maximum Daytime Temperature in March
16
16 °C (61°F) Maximum Daytime Temperature in April
21
21 °C (70°F) Maximum Daytime Temperature in May
25
25 °C (77°F) Maximum Daytime Temperature in June
29
29 °C (84°F) Maximum Daytime Temperature in July
29
29 °C (84°F) Maximum Daytime Temperature in August
25
25 °C (77°F) Maximum Daytime Temperature in September
20
20 °C (68°F) Maximum Daytime Temperature in October
14
14 °C (57°F) Maximum Daytime Temperature in November
10
10 °C (50°F) Maximum Daytime Temperature in December
J F M A M J J A S O N D
1
1 °C (34°F) Minimum Night-time Temperature in January
2
2 °C (36°F) Minimum Night-time Temperature in February
4
4 °C (39°F) Minimum Night-time Temperature in March
6
6 °C (43°F) Minimum Night-time Temperature in April
9
9 °C (48°F) Minimum Night-time Temperature in May
13
13 °C (55°F) Minimum Night-time Temperature in June
16
16 °C (61°F) Minimum Night-time Temperature in July
16
16 °C (61°F) Minimum Night-time Temperature in August
14
14 °C (57°F) Minimum Night-time Temperature in September
10
10 °C (50°F) Minimum Night-time Temperature in October
5
5 °C (41°F) Minimum Night-time Temperature in November
3
3 °C (37°F) Minimum Night-time Temperature in December
J F M A M J J A S O N D
Hours of Sunshine
Hours of Daylight
4
4 Hours of Sunshine (41% of Daylight Hours) in January
4
4 Hours of Sunshine (41% of Daylight Hours) in February
5
5 Hours of Sunshine (44% of Daylight Hours) in March
6
6 Hours of Sunshine (48% of Daylight Hours) in April
8
8 Hours of Sunshine (55% of Daylight Hours) in May
9
9 Hours of Sunshine (59% of Daylight Hours) in June
10
10 Hours of Sunshine (70% of Daylight Hours) in July
9
9 Hours of Sunshine (68% of Daylight Hours) in August
8
8 Hours of Sunshine (61% of Daylight Hours) in September
6
6 Hours of Sunshine (54% of Daylight Hours) in October
4
4 Hours of Sunshine (40% of Daylight Hours) in November
3
3 Hours of Sunshine (37% of Daylight Hours) in December
J F M A M J J A S O N D
10
10 Hours of Daylight in January
11
11 Hours of Daylight in February
12
12 Hours of Daylight in March
13
13 Hours of Daylight in April
15
15 Hours of Daylight in May
15
15 Hours of Daylight in June
15
15 Hours of Daylight in July
14
14 Hours of Daylight in August
12
12 Hours of Daylight in September
11
11 Hours of Daylight in October
10
10 Hours of Daylight in November
9
9 Hours of Daylight in December
J F M A M J J A S O N D
Days with some Rain
Monthly Rainfall (mm)
14
14 Days with some Rain in January
13
13 Days with some Rain in February
13
13 Days with some Rain in March
14
14 Days with some Rain in April
11
11 Days with some Rain in May
9
9 Days with some Rain in June
6
6 Days with some Rain in July
7
7 Days with some Rain in August
9
9 Days with some Rain in September
12
12 Days with some Rain in October
15
15 Days with some Rain in November
14
14 Days with some Rain in December
J F M A M J J A S O N D
65
65 mm (2.6 inches) Monthly Rainfall in January
65
65 mm (2.6 inches) Monthly Rainfall in February
53
53 mm (2.1 inches) Monthly Rainfall in March
62
62 mm (2.4 inches) Monthly Rainfall in April
56
56 mm (2.2 inches) Monthly Rainfall in May
54
54 mm (2.1 inches) Monthly Rainfall in June
28
28 mm (1.1 inches) Monthly Rainfall in July
53
53 mm (2.1 inches) Monthly Rainfall in August
63
63 mm (2.5 inches) Monthly Rainfall in September
87
87 mm (3.4 inches) Monthly Rainfall in October
98
98 mm (3.9 inches) Monthly Rainfall in November
74
74 mm (2.9 inches) Monthly Rainfall in December
J F M A M J J A S O N D
Heat & Humidity / Chance of Frost
UV Index (Maximum)
13
13 Days with Frost in January
10
10 Days with Frost in February
9
9 Days with Frost in March
5
5 Days with Frost in April
-
No Heat & Humidity or Frost in May
-
No Heat & Humidity or Frost in June
M
Moderate Heat & Humidity in July
M
Moderate Heat & Humidity in August
-
No Heat & Humidity or Frost in September
-
No Heat & Humidity or Frost in October
5
5 Days with Frost in November
11
11 Days with Frost in December
J F M A M J J A S O N D
1
UV 1 (Low) in January
2
UV 2 (Low) in February
4
UV 4 (Moderate) in March
6
UV 6 (High) in April
7
UV 7 (High) in May
8
UV 8 (Very High) in June
9
UV 9 (Very High) in July
8
UV 8 (Very High) in August
6
UV 6 (High) in September
4
UV 4 (Moderate) in October
2
UV 2 (Low) in November
1
UV 1 (Low) in December
J F M A M J J A S O N D
Sea Temperature (°C)
Viterbo Climate Guide (Historical Weather Averages), Italy
Elev: 300 m   Long: 012°05'E   Lat: 42°25'N
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