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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
25
August
+33
+18
25 August, sun
+33
+18
Feels like
+28
737 mmHg
55%
4.3
m/s
NW
Climate normal
+29
+20
25 August, Sunday. day, 33°; night, 18°; clear
26
+33
+20
26 August, mon
+33
+20
Feels like
+29
736 mmHg
55%
3
m/s
N
Climate normal
+29
+21
26 August, Monday. day, 33°; night, 20°; light rain
27
+31
+19
27 August, tue
+31
+19
Feels like
+26
737 mmHg
62%
4
m/s
E
Climate normal
+29
+20
27 August, Tuesday. day, 31°; night, 19°; light rain
28
+32
+20
28 August, wed
+32
+20
Feels like
+30
739 mmHg
57%
2.2
m/s
SE
Climate normal
+28
+20
28 August, Wednesday. day, 32°; night, 20°; light rain
29
+32
+19
29 August, thu
+32
+19
Feels like
+30
739 mmHg
53%
2.9
m/s
NW
Climate normal
+28
+20
29 August, Thursday. day, 32°; night, 19°; mostly clear
30
+32
+19
30 August, fri
+32
+19
Feels like
+28
739 mmHg
52%
3.4
m/s
NW
Climate normal
+28
+20
30 August, Friday. day, 32°; night, 19°; mostly clear
31
+32
+20
31 August, sat
+32
+20
Feels like
+29
738 mmHg
54%
2.6
m/s
NE
Climate normal
+26
+20
31 August, Saturday. day, 32°; night, 20°; partly cloudy
1 September
+29
+18
1 September, sun
+29
+18
Feels like
+26
738 mmHg
62%
3.4
m/s
NE
Climate normal
+26
+20
1 September, Sunday. day, 29°; night, 18°; light rain
2
+28
+18
2 September, mon
+28
+18
Feels like
+25
738 mmHg
64%
3.8
m/s
NE
Climate normal
+26
+19
2 September, Monday. day, 28°; night, 18°; rain
3
+28
+18
3 September, tue
+28
+18
Feels like
+25
737 mmHg
62%
3.1
m/s
NE
Climate normal
+26
+19
3 September, Tuesday. day, 28°; night, 18°; partly cloudy
4
+29
+18
4 September, wed
+29
+18
Feels like
+25
736 mmHg
61%
3.9
m/s
W
Climate normal
+26
+19
4 September, Wednesday. day, 29°; night, 18°; partly cloudy
5
+29
+18
5 September, thu
+29
+18
Feels like
+25
736 mmHg
61%
3.1
m/s
W
Climate normal
+26
+18
5 September, Thursday. day, 29°; night, 18°; partly cloudy
6
+24
+18
6 September, fri
+24
+18
Feels like
+22
730 mmHg
87%
3
m/s
NE
Climate normal
+26
+18
6 September, Friday. day, 24°; night, 18°; rain
7
+26
+17
7 September, sat
+26
+17
Feels like
+24
730 mmHg
82%
2.2
m/s
N
Climate normal
+25
+17
7 September, Saturday. day, 26°; night, 17°; clear
8
+25
+17
8 September, sun
+25
+17
Feels like
+22
731 mmHg
82%
1.9
m/s
NW
Climate normal
+25
+18
8 September, Sunday. day, 25°; night, 17°; light rain
9
+23
+17
9 September, mon
+23
+17
Feels like
+21
731 mmHg
86%
2.5
m/s
NE
Climate normal
+25
+17
9 September, Monday. day, 23°; night, 17°; light rain
10
+21
+14
10 September, tue
+21
+14
Feels like
+16
733 mmHg
75%
4.8
m/s
NE
Climate normal
+25
+17
10 September, Tuesday. day, 21°; night, 14°; clear
11
+21
+13
11 September, wed
+21
+13
Feels like
+15
734 mmHg
64%
3.1
m/s
N
Climate normal
+24
+18
11 September, Wednesday. day, 21°; night, 13°; clear
12
+22
+14
12 September, thu
+22
+14
Feels like
+17
735 mmHg
68%
2.7
m/s
N
Climate normal
+24
+18
12 September, Thursday. day, 22°; night, 14°; clear
13
+23
+15
13 September, fri
+23
+15
Feels like
+17
736 mmHg
72%
2.3
m/s
N
Climate normal
+24
+18
13 September, Friday. day, 23°; night, 15°; clear
14
+23
+13
14 September, sat
+23
+13
Feels like
+16
735 mmHg
77%
2.2
m/s
NE
Climate normal
+22
+17
14 September, Saturday. day, 23°; night, 13°; clear
15
+25
+13
15 September, sun
+25
+13
Feels like
+18
733 mmHg
75%
1.6
m/s
NW
Climate normal
+22
+17
15 September, Sunday. day, 25°; night, 13°; clear
16
+23
+17
16 September, mon
+23
+17
Feels like
+18
731 mmHg
75%
3.4
m/s
SW
Climate normal
+23
+16
16 September, Monday. day, 23°; night, 17°; clear
17
+17
+12
17 September, tue
+17
+12
Feels like
+11
722 mmHg
97%
7.8
m/s
N
Climate normal
+23
+16
17 September, Tuesday. day, 17°; night, 12°; rain
18
+13
+13
18 September, wed
+13
+13
Feels like
+7
726 mmHg
94%
8.8
m/s
NE
Climate normal
+21
+17
18 September, Wednesday. day, 13°; night, 13°; light rain
19
+16
+11
19 September, thu
+16
+11
Feels like
+9
730 mmHg
78%
6.6
m/s
NE
Climate normal
+21
+15
19 September, Thursday. day, 16°; night, 11°; mostly clear
20
+18
+11
20 September, fri
+18
+11
Feels like
+11
731 mmHg
72%
3.7
m/s
NE
Climate normal
+22
+15
20 September, Friday. day, 18°; night, 11°; clear
21
+21
+13
21 September, sat
+21
+13
Feels like
+15
732 mmHg
80%
2.8
m/s
N
Climate normal
+23
+16
21 September, Saturday. day, 21°; night, 13°; clear
22
+21
+14
22 September, sun
+21
+14
Feels like
+17
732 mmHg
82%
2.2
m/s
NE
Climate normal
+22
+15
22 September, Sunday. day, 21°; night, 14°; clear
23
+22
+12
23 September, mon
+22
+12
Feels like
+16
732 mmHg
82%
1.9
m/s
N
Climate normal
+21
+15
23 September, Monday. day, 22°; night, 12°; clear
Average data for 10 years
Next, the average data for 10 years
24
+22
+15
24 September, tue
+22
+15
Feels like
+21
737 mmHg
62%
5.5
m/s
NE
24 September, Tuesday. day, 22°; night, 15°; clear
25
+22
+14
25 September, wed
+22
+14
Feels like
+21
739 mmHg
62%
5
m/s
NE
25 September, Wednesday. day, 22°; night, 14°; clear
26
+22
+15
26 September, thu
+22
+15
Feels like
+20
740 mmHg
62%
5.9
m/s
NE
26 September, Thursday. day, 22°; night, 15°; clear
27
+22
+15
27 September, fri
+22
+15
Feels like
+21
741 mmHg
57%
5.5
m/s
NE
27 September, Friday. day, 22°; night, 15°; rain
28
+22
+14
28 September, sat
+22
+14
Feels like
+21
741 mmHg
61%
4
m/s
NE
28 September, Saturday. day, 22°; night, 14°; clear
Average for 30 days
19
sunny days
7
days with precipitation
4
cloudy days
19 sunny days; 7 days with precipitation; 4 cloudy days;
71
%
air humidity
3.4
m/s
Wind
NE
16
mm of precipitation
(2% of annual average)
air humidity 71%; 16 millimeters of precipitation (2% of annual average); Wind north-easterly 3.4 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NW
N
E
SE
NW
NW
NE
NE
NE
NE
W
W
NE
N
NW
NE
NE
N
N
N
NE
NW
SW
N
NE
NE
NE
N
NE
N
25
Average data for 10 years
26
27
28
29
30
31
1
September
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Daytime temperature
Night-time temperature