The city is located in Lazio, at an altitude of 290 metres (950 feet), near the southern part of
, whose shores are at an altitude of 160 metres (525 ft). Other localities in the area are Vigna di Valle and Anguillara Sabazia, while on the northern shore of the lake we find Trevignano Romano. The lake is surrounded by the Monti Sabatini, hills that reach 610 meters (2,000 ft) in height.
About 20 km (12 mi) to the southwest is the coast of the Tyrrhenian Sea, while Rome is 30 km (18 mi) to the southeast.
The climate is similar to that of Rome, even though it is a little more rainy, and slightly tempered by the waters of the lake, which, however, provide additional humidity in the summer. Snow is rare, but it is slightly more frequent than in Rome.
The extreme values are -7 °C (19.5 °F, January 1963) and 40 °C (104 °F, August 2017).
Lake Bracciano can be visited in spring and autumn, in particular, from mid-April to mid-June and from September to early October.
In summer, and especially in July and August, when it's hot, you can go to the beaches of the lake and you can even swim.
. Here are the average temperatures.
January, the coldest month of the year, is generally a quite mild month. The average temperature is of
7.7 °C, with a minimum of
4.8 °C and a maximum of
10.6 °C.

On the coldest nights of the month, the temperature usually drops to around
0.5 °C. However, it dropped to
-3.2 °C in January 2017.

On the warmest days of the month, the temperature usually reaches around
15 °C. However, it reached
20 °C in January 1994.

Precipitation amounts to
70.4 mm, distributed over 7 days.
The day lasts on average 9 hours and 30 minutes.

There are on average 4 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is of
11.2 kph.
February is generally a quite mild month. The average temperature is of
8.2 °C, with a minimum of
4.7 °C and a maximum of
11.6 °C.

On the coldest nights of the month, the temperature usually drops to around
0.5 °C. However, it dropped to
-5 °C in February 2018.

On the warmest days of the month, the temperature usually reaches around
16.5 °C. However, it reached
19.3 °C in February 2019.

Precipitation amounts to
68.2 mm, distributed over 7 days.
The day lasts on average 10 hours and 35 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is of
12.7 kph.
March is generally a mild month. The average temperature is of
10.5 °C, with a minimum of
6.6 °C and a maximum of
14.4 °C.

On the coldest nights of the month, the temperature usually drops to around
2 °C. However, it dropped to
-3.6 °C in March 2005.

On the warmest days of the month, the temperature usually reaches around
19.5 °C. However, it reached
23.3 °C in March 2017.

Precipitation amounts to
67.6 mm, distributed over 7 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 5.5 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
11.8 kph.
April is generally a mild month. The average temperature is of
13.1 °C, with a minimum of
8.8 °C and a maximum of
17.4 °C.

On the coldest nights of the month, the temperature usually drops to around
5 °C. However, it dropped to
-0.4 °C in April 2003.

On the warmest days of the month, the temperature usually reaches around
23.5 °C. However, it reached
27.2 °C in April 2003.

Precipitation amounts to
63.6 mm, distributed over 7 days.
The day lasts on average 13 hours and 25 minutes.

There are on average 7 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of
10.7 kph.
May is generally a very mild month. The average temperature is of
17.3 °C, with a minimum of
12.8 °C and a maximum of
21.9 °C.

On the coldest nights of the month, the temperature usually drops to around
9 °C. However, it dropped to
5 °C in May 1991.

On the warmest days of the month, the temperature usually reaches around
27.5 °C. However, it reached
31.4 °C in May 2003.

Precipitation amounts to
54.1 mm, distributed over 6 days.
The day lasts on average 14 hours and 35 minutes. So the days are long.

There are on average 8.5 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of
10.4 kph.
June is generally a warm month. The average temperature is of
21.6 °C, with a minimum of
16.8 °C and a maximum of
26.5 °C.

On the coldest nights of the month, the temperature usually drops to around
13 °C. However, it dropped to
10.2 °C in June 2006.

On the warmest days of the month, the temperature usually reaches around
32.5 °C. However, it reached
36 °C in June 2019.

Precipitation amounts to
31.2 mm, distributed over 3 days.
The day lasts on average 15 hours and 10 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.

There are on average 9.5 hours of sunshine per day. So, the sun shines 62% of the time.
The average humidity is 66%.
The average wind speed is of
10.2 kph.
July is generally a warm to hot month. The average temperature is of
24.5 °C, with a minimum of
19.4 °C and a maximum of
29.7 °C.

On the coldest nights of the month, the temperature usually drops to around
16.5 °C. However, it dropped to
11 °C in July 2000.

On the warmest days of the month, the temperature usually reaches around
34.5 °C. However, it reached
37.6 °C in July 2004.

Precipitation amounts to
24 mm, distributed over 2 days.
The day lasts on average 14 hours and 55 minutes. So the days are long.

There are on average 11 hours of sunshine per day. So, the sun shines 73% of the time.
The average humidity is 61%.
The average wind speed is of
10.5 kph.
August, the warmest month of the year, is generally a warm to hot month. The average temperature is of
25 °C, with a minimum of
20 °C and a maximum of
30 °C.

On the coldest nights of the month, the temperature usually drops to around
16.5 °C. However, it dropped to
12.4 °C in August 1995.

On the warmest days of the month, the temperature usually reaches around
35 °C. However, it reached
40 °C in August 2017.

Precipitation amounts to
29.1 mm, distributed over 3 days.
The day lasts on average 13 hours and 50 minutes.

There are on average 10 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 62%.
The average wind speed is of
10.4 kph.
September is generally a warm month. The average temperature is of
20.8 °C, with a minimum of
16.5 °C and a maximum of
25 °C.

On the coldest nights of the month, the temperature usually drops to around
12 °C. However, it dropped to
10 °C in September 2001.

On the warmest days of the month, the temperature usually reaches around
30.5 °C. However, it reached
33.4 °C in September 2004.

Precipitation amounts to
76 mm, distributed over 6 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 64% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
10.5 kph.
October is generally a very mild month. The average temperature is of
16.8 °C, with a minimum of
13.2 °C and a maximum of
20.3 °C.

On the coldest nights of the month, the temperature usually drops to around
8.5 °C. However, it dropped to
5.8 °C in October 1997.

On the warmest days of the month, the temperature usually reaches around
25 °C. However, it reached
28.4 °C in October 2011.

Precipitation amounts to
126.4 mm, distributed over 8 days.
The day lasts on average 11 hours and 0 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 58% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is of
10.3 kph.
November is generally a mild month. The average temperature is of
12.2 °C, with a minimum of
9.3 °C and a maximum of
15.2 °C.

On the coldest nights of the month, the temperature usually drops to around
4.5 °C. However, it dropped to
0 °C in November 1998.

On the warmest days of the month, the temperature usually reaches around
20 °C. However, it reached
24.4 °C in November 2004.

Precipitation amounts to
143.2 mm, distributed over 10 days.
The day lasts on average 9 hours and 50 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is of
10.8 kph.
December is generally a mild month. The average temperature is of
8.6 °C, with a minimum of
5.9 °C and a maximum of
11.3 °C.

On the coldest nights of the month, the temperature usually drops to around
1 °C. However, it dropped to
-3 °C in December 2010.

On the warmest days of the month, the temperature usually reaches around
16 °C. However, it reached
18.8 °C in December 2014.

Precipitation amounts to
98.7 mm, distributed over 9 days.
The day lasts on average 9 hours and 10 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.

There are on average 3.5 hours of sunshine per day. So, the sun shines 39% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is of
12.1 kph.