Guidonia Montecelio Weather Year-Round — Best Time to Visit
Guidonia Montecelio, Italy has mild weather year-round. The best time to visit is July (score: 95/100). Annual average high: 20.6°C, total rainfall: 930mm.
When is the best time to visit Guidonia Montecelio?
95
July is the best month to visit Guidonia Montecelio with a travel score of 95/100 (Excellent).
Expect highs of 31.7°C, 4 rain days, and 13.7 hours of daily sunshine.
View July weather details →Travel Score by Month
57
Jan
62
Feb
68
Mar
72
Apr
80
May
90
Jun
95
Jul
94
Aug
86
Sep
76
Oct
62
Nov
56
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Guidonia Montecelio each month?
20.6°C
Avg High
10.1°C
Avg Low
930mm
Annual Rain
How much rain does Guidonia Montecelio get?
Guidonia Montecelio receives 930mm of rain annually. The wettest month is typically November with 131mm, while July is the driest.
What is the weather like each month in Guidonia Montecelio?
January
57
11°C
Low: 2°C
9 rain days
Mixed
February
62
12°C
Low: 3°C
9 rain days
Good
March
68
15°C
Low: 5°C
10 rain days
Good
April
72
19°C
Low: 8°C
11 rain days
Good
May
80
23°C
Low: 12°C
10 rain days
Good
June
90
28°C
Low: 16°C
7 rain days
Excellent
July
Best time to visit95
32°C
Low: 19°C
4 rain days
Excellent
August
94
32°C
Low: 19°C
5 rain days
Excellent
September
86
26°C
Low: 15°C
9 rain days
Excellent
October
76
21°C
Low: 12°C
9 rain days
Good
November
62
16°C
Low: 8°C
12 rain days
Good
December
56
12°C
Low: 4°C
10 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31