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Monthly forecast
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Monthly weather forecast in Siena
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
4
+30
+22
4 August, sun
+30
+22
Feels like
+31
736 mmHg
46%
4
m/s
NW
4 August, Sunday. day, 30°; night, 22°; clear
5
+30
+22
5 August, mon
+30
+22
Feels like
+31
736 mmHg
47%
4.4
m/s
W
5 August, Monday. day, 30°; night, 22°; clear
6
+30
+22
6 August, tue
+30
+22
Feels like
+30
737 mmHg
46%
4.5
m/s
NE
6 August, Tuesday. day, 30°; night, 22°; clear
7
+31
+22
7 August, wed
+31
+22
Feels like
+30
738 mmHg
43%
5.1
m/s
N
7 August, Wednesday. day, 31°; night, 22°; clear
8
+30
+22
8 August, thu
+30
+22
Feels like
+30
737 mmHg
49%
4
m/s
W
8 August, Thursday. day, 30°; night, 22°; clear
9
August
+35
+21
9 August, fri
+35
+21
Feels like
+33
737 mmHg
54%
3.5
m/s
E
Climate normal
+29
+21
9 August, Friday. day, 35°; night, 21°; mostly clear
10
+37
+22
10 August, sat
+37
+22
Feels like
+36
740 mmHg
45%
2.6
m/s
E
Climate normal
+28
+19
10 August, Saturday. day, 37°; night, 22°; mostly clear
11
+37
+22
11 August, sun
+37
+22
Feels like
+34
739 mmHg
44%
3.4
m/s
E
Climate normal
+28
+20
11 August, Sunday. day, 37°; night, 22°; partly cloudy
12
+35
+22
12 August, mon
+35
+22
Feels like
+34
736 mmHg
48%
3.1
m/s
E
Climate normal
+28
+20
12 August, Monday. day, 35°; night, 22°; partly cloudy
13
+35
+21
13 August, tue
+35
+21
Feels like
+35
735 mmHg
50%
3.1
m/s
NW
Climate normal
+29
+21
13 August, Tuesday. day, 35°; night, 21°; mostly clear
14
+34
+20
14 August, wed
+34
+20
Feels like
+31
736 mmHg
53%
3.8
m/s
W
Climate normal
+28
+20
14 August, Wednesday. day, 34°; night, 20°; light rain
15
+31
+20
15 August, thu
+31
+20
Feels like
+29
735 mmHg
57%
3.5
m/s
SW
Climate normal
+28
+21
15 August, Thursday. day, 31°; night, 20°; light rain
16
+32
+20
16 August, fri
+32
+20
Feels like
+29
735 mmHg
56%
3.3
m/s
NW
Climate normal
+28
+20
16 August, Friday. day, 32°; night, 20°; mostly clear
17
+29
+20
17 August, sat
+29
+20
Feels like
+26
735 mmHg
58%
3.4
m/s
NW
Climate normal
+29
+20
17 August, Saturday. day, 29°; night, 20°; partly cloudy
18
+28
+17
18 August, sun
+28
+17
Feels like
+26
735 mmHg
64%
4.2
m/s
W
Climate normal
+29
+21
18 August, Sunday. day, 28°; night, 17°; partly cloudy
19
+30
+18
19 August, mon
+30
+18
Feels like
+24
736 mmHg
56%
3.9
m/s
NW
Climate normal
+29
+21
19 August, Monday. day, 30°; night, 18°; mostly clear
20
+31
+19
20 August, tue
+31
+19
Feels like
+26
736 mmHg
47%
3.8
m/s
W
Climate normal
+30
+22
20 August, Tuesday. day, 31°; night, 19°; mostly clear
21
+30
+24
21 August, wed
+30
+24
Feels like
+28
727 mmHg
68%
1.9
m/s
W
Climate normal
+30
+21
21 August, Wednesday. day, 30°; night, 24°; clear
22
+29
+21
22 August, thu
+29
+21
Feels like
+29
729 mmHg
73%
1.8
m/s
NW
Climate normal
+29
+22
22 August, Thursday. day, 29°; night, 21°; clear
23
+31
+24
23 August, fri
+31
+24
Feels like
+30
730 mmHg
72%
2.4
m/s
NW
Climate normal
+28
+20
23 August, Friday. day, 31°; night, 24°; mostly clear
24
+28
+21
24 August, sat
+28
+21
Feels like
+27
730 mmHg
73%
2.2
m/s
W
Climate normal
+28
+20
24 August, Saturday. day, 28°; night, 21°; clear
25
+30
+19
25 August, sun
+30
+19
Feels like
+27
727 mmHg
67%
3.8
m/s
S
Climate normal
+29
+20
25 August, Sunday. day, 30°; night, 19°; partly cloudy
26
+22
+17
26 August, mon
+22
+17
Feels like
+18
726 mmHg
70%
4.9
m/s
S
Climate normal
+29
+21
26 August, Monday. day, 22°; night, 17°; mostly clear
27
+24
+17
27 August, tue
+24
+17
Feels like
+19
726 mmHg
66%
2.5
m/s
NW
Climate normal
+29
+20
27 August, Tuesday. day, 24°; night, 17°; mostly clear
28
+29
+22
28 August, wed
+29
+22
Feels like
+24
727 mmHg
75%
2.8
m/s
W
Climate normal
+28
+20
28 August, Wednesday. day, 29°; night, 22°; clear
29
+27
+24
29 August, thu
+27
+24
Feels like
+27
728 mmHg
83%
4.2
m/s
SW
Climate normal
+28
+20
29 August, Thursday. day, 27°; night, 24°; clear
30
+28
+23
30 August, fri
+28
+23
Feels like
+28
728 mmHg
87%
2.8
m/s
W
Climate normal
+28
+20
30 August, Friday. day, 28°; night, 23°; rain
31
+25
+16
31 August, sat
+25
+16
Feels like
+23
728 mmHg
72%
2.2
m/s
NE
Climate normal
+26
+20
31 August, Saturday. day, 25°; night, 16°; mostly clear
1 September
+26
+17
1 September, sun
+26
+17
Feels like
+23
729 mmHg
69%
2.1
m/s
W
Climate normal
+26
+20
1 September, Sunday. day, 26°; night, 17°; clear
2
+26
+16
2 September, mon
+26
+16
Feels like
+21
728 mmHg
78%
4.8
m/s
SW
Climate normal
+26
+19
2 September, Monday. day, 26°; night, 16°; clear
3
+23
+17
3 September, tue
+23
+17
Feels like
+21
731 mmHg
89%
3.3
m/s
S
Climate normal
+26
+19
3 September, Tuesday. day, 23°; night, 17°; rain
4
+26
+14
4 September, wed
+26
+14
Feels like
+21
731 mmHg
77%
3.2
m/s
SW
Climate normal
+26
+19
4 September, Wednesday. day, 26°; night, 14°; partly cloudy
5
+25
+16
5 September, thu
+25
+16
Feels like
+21
730 mmHg
75%
3.2
m/s
W
Climate normal
+26
+18
5 September, Thursday. day, 25°; night, 16°; mostly clear
6
+25
+17
6 September, fri
+25
+17
Feels like
+21
730 mmHg
82%
3.3
m/s
NE
Climate normal
+26
+18
6 September, Friday. day, 25°; night, 17°; light rain
7
+27
+16
7 September, sat
+27
+16
Feels like
+22
730 mmHg
77%
3.6
m/s
NE
Climate normal
+25
+17
7 September, Saturday. day, 27°; night, 16°; light rain
Average for 30 days
21
sunny days
3
days with precipitation
6
cloudy days
21 sunny days; 3 days with precipitation; 6 cloudy days;
66
%
air humidity
3.2
m/s
Wind
W
5
mm of precipitation
(1% of annual average)
air humidity 66%; 5 millimeters of precipitation (1% of annual average); Wind westerly 3.2 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
E
E
E
NW
W
SW
NW
NW
W
NW
W
W
NW
NW
W
S
S
NW
W
SW
W
NE
W
SW
S
SW
W
NE
NE
9
Average data for 10 years
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
September
2
3
4
5
6
7
Daytime temperature
Night-time temperature
