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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
1
December
+13
0
1 December, sun
+13
0
Feels like
+3
742 mmHg
66%
3.3
m/s
N
Climate normal
+9
+7
1 December, Sunday. day, 13°; night, 0°; clear
2
+12
0
2 December, mon
+12
0
Feels like
+4
740 mmHg
77%
1.1
m/s
NE
Climate normal
+8
+6
2 December, Monday. day, 12°; night, 0°; clear
3
+8
+4
3 December, tue
+8
+4
Feels like
+3
736 mmHg
84%
1.7
m/s
E
Climate normal
+8
+5
3 December, Tuesday. day, 8°; night, 4°; light rain
4
+10
+2
4 December, wed
+10
+2
Feels like
+4
735 mmHg
83%
3
m/s
N
Climate normal
+9
+5
4 December, Wednesday. day, 10°; night, 2°; light rain
5
+10
−1
5 December, thu
+10
−1
Feels like
+2
739 mmHg
76%
3.5
m/s
N
Climate normal
+10
+6
5 December, Thursday. day, 10°; night, -1°; partly cloudy
6
+8
+2
6 December, fri
+8
+2
Feels like
0
739 mmHg
81%
2.5
m/s
NW
Climate normal
+10
+7
6 December, Friday. day, 8°; night, 2°; partly cloudy
7
+11
+6
7 December, sat
+11
+6
Feels like
+3
736 mmHg
79%
3.2
m/s
SE
Climate normal
+10
+7
7 December, Saturday. day, 11°; night, 6°; rain
8
+9
+6
8 December, sun
+9
+6
Feels like
+3
728 mmHg
85%
3.7
m/s
NW
Climate normal
+9
+6
8 December, Sunday. day, 9°; night, 6°; light rain
9
+10
+3
9 December, mon
+10
+3
Feels like
+3
731 mmHg
83%
4.3
m/s
NE
Climate normal
+9
+4
9 December, Monday. day, 10°; night, 3°; sleet
10
+9
+5
10 December, tue
+9
+5
Feels like
+2
734 mmHg
84%
3.8
m/s
N
Climate normal
+9
+5
10 December, Tuesday. day, 9°; night, 5°; partly cloudy
11
+10
+4
11 December, wed
+10
+4
Feels like
+3
735 mmHg
82%
3.8
m/s
SW
Climate normal
+9
+7
11 December, Wednesday. day, 10°; night, 4°; overcast
12
+10
+3
12 December, thu
+10
+3
Feels like
+2
732 mmHg
78%
7
m/s
SW
Climate normal
+8
+5
12 December, Thursday. day, 10°; night, 3°; overcast
13
+7
+5
13 December, fri
+7
+5
Feels like
0
728 mmHg
89%
6.5
m/s
N
Climate normal
+8
+5
13 December, Friday. day, 7°; night, 5°; rain
14
+6
+4
14 December, sat
+6
+4
Feels like
+2
731 mmHg
94%
2.3
m/s
E
Climate normal
+8
+6
14 December, Saturday. day, 6°; night, 4°; light rain
15
+3
0
15 December, sun
+3
0
Feels like
−4
727 mmHg
87%
5.5
m/s
N
Climate normal
+9
+5
15 December, Sunday. day, 3°; night, 0°; sleet
16
−1
−5
16 December, mon
−1
−5
Feels like
−9
728 mmHg
93%
5.9
m/s
N
Climate normal
+8
+5
16 December, Monday. day, -1°; night, -5°; sleet
17
−2
−3
17 December, tue
−2
−3
Feels like
−9
731 mmHg
84%
4.6
m/s
N
Climate normal
+7
+5
17 December, Tuesday. day, -2°; night, -3°; partly cloudy
18
−2
−2
18 December, wed
−2
−2
Feels like
−9
733 mmHg
82%
5
m/s
NE
Climate normal
+6
+3
18 December, Wednesday. day, -2°; night, -2°; mostly clear
19
0
0
19 December, thu
0
0
Feels like
−6
735 mmHg
87%
3.9
m/s
NE
Climate normal
+7
+3
19 December, Thursday. day, 0°; night, 0°; partly cloudy
20
−1
−5
20 December, fri
−1
−5
Feels like
−9
737 mmHg
87%
6.1
m/s
NE
Climate normal
+8
+4
20 December, Friday. day, -1°; night, -5°; partly cloudy
21
−4
−5
21 December, sat
−4
−5
Feels like
−13
738 mmHg
76%
6.8
m/s
NE
Climate normal
+9
+6
21 December, Saturday. day, -4°; night, -5°; partly cloudy
22
−3
−3
22 December, sun
−3
−3
Feels like
−11
734 mmHg
78%
6.5
m/s
NE
Climate normal
+9
+7
22 December, Sunday. day, -3°; night, -3°; partly cloudy
23
0
+1
23 December, mon
0
+1
Feels like
−8
735 mmHg
74%
5.7
m/s
NE
Climate normal
+9
+7
23 December, Monday. day, 0°; night, 1°; partly cloudy
24
+4
+5
24 December, tue
+4
+5
Feels like
−2
732 mmHg
91%
4.2
m/s
NE
Climate normal
+10
+8
24 December, Tuesday. day, 4°; night, 5°; overcast
25
+7
+8
25 December, wed
+7
+8
Feels like
+4
731 mmHg
92%
3.6
m/s
NE
Climate normal
+8
+7
25 December, Wednesday. day, 7°; night, 8°; overcast
26
+9
+6
26 December, thu
+9
+6
Feels like
+5
728 mmHg
87%
2.4
m/s
N
Climate normal
+8
+5
26 December, Thursday. day, 9°; night, 6°; overcast
27
+11
+11
27 December, fri
+11
+11
Feels like
+4
726 mmHg
78%
7.5
m/s
E
Climate normal
+7
+5
27 December, Friday. day, 11°; night, 11°; light rain
28
+12
+8
28 December, sat
+12
+8
Feels like
+2
718 mmHg
70%
11.2
m/s
S
Climate normal
+7
+4
28 December, Saturday. day, 12°; night, 8°; rain
29
+12
+13
29 December, sun
+12
+13
Feels like
+4
719 mmHg
86%
8.3
m/s
SW
Climate normal
+7
+5
29 December, Sunday. day, 12°; night, 13°; rain
30
+11
+8
30 December, mon
+11
+8
Feels like
+5
720 mmHg
94%
7
m/s
SW
Climate normal
+7
+3
30 December, Monday. day, 11°; night, 8°; rain
Average data for 10 years
Next, the average data for 10 years
31
+7
+3
31 December, tue
+7
+3
Feels like
+3
742 mmHg
72%
5.5
m/s
NE
31 December, Tuesday. day, 7°; night, 3°; partly cloudy
1 January
+7
+3
1 January, wed
+7
+3
Feels like
+3
741 mmHg
70%
4.4
m/s
E
1 January, Wednesday. day, 7°; night, 3°; clear
2
+7
+3
2 January, thu
+7
+3
Feels like
+3
739 mmHg
81%
5
m/s
E
2 January, Thursday. day, 7°; night, 3°; rain
3
+7
+4
3 January, fri
+7
+4
Feels like
+3
740 mmHg
81%
5.6
m/s
NE
3 January, Friday. day, 7°; night, 4°; partly cloudy
4
+6
+3
4 January, sat
+6
+3
Feels like
+3
738 mmHg
80%
5.5
m/s
NE
4 January, Saturday. day, 6°; night, 3°; rain
Average for 30 days
3
sunny days
13
days with precipitation
14
cloudy days
3 sunny days; 13 days with precipitation; 14 cloudy days;
83
%
air humidity
4.8
m/s
Wind
NE
16
mm of precipitation
(2% of annual average)
air humidity 83%; 16 millimeters of precipitation (2% of annual average); Wind north-easterly 4.8 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
N
NE
E
N
N
NW
SE
NW
NE
N
SW
SW
N
E
N
N
N
NE
NE
NE
NE
NE
NE
NE
NE
N
E
S
SW
SW
1
December
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Daytime temperature
Night-time temperature
