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May weather forecast in Sion
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
27
+3
+1
27 April, sun
+3
+1
Feels like
−1
723 mmHg
86%
4.8
m/s
NW
27 April, Sunday. day, 3°; night, 1°; clear
28
+5
+1
28 April, mon
+5
+1
Feels like
+1
723 mmHg
76%
4.9
m/s
S
28 April, Monday. day, 5°; night, 1°; clear
29
+6
+2
29 April, tue
+6
+2
Feels like
+1
722 mmHg
76%
4.9
m/s
S
29 April, Tuesday. day, 6°; night, 2°; rain
30
+5
+3
30 April, wed
+5
+3
Feels like
+1
722 mmHg
83%
5
m/s
SW
30 April, Wednesday. day, 5°; night, 3°; rain
1
+5
+2
1 May, thu
+5
+2
Feels like
+1
724 mmHg
86%
4.9
m/s
NW
1 May, Thursday. day, 5°; night, 2°; rain
2
+5
+2
2 May, fri
+5
+2
Feels like
+1
724 mmHg
87%
5
m/s
NW
2 May, Friday. day, 5°; night, 2°; rain
3
+5
+2
3 May, sat
+5
+2
Feels like
+1
725 mmHg
81%
4.4
m/s
N
3 May, Saturday. day, 5°; night, 2°; rain
4
+7
+3
4 May, sun
+7
+3
Feels like
+3
724 mmHg
70%
4.8
m/s
NE
4 May, Sunday. day, 7°; night, 3°; partly cloudy
5
+7
+4
5 May, mon
+7
+4
Feels like
+3
724 mmHg
75%
5.5
m/s
W
5 May, Monday. day, 7°; night, 4°; rain
6
+8
+3
6 May, tue
+8
+3
Feels like
+4
724 mmHg
73%
5
m/s
W
6 May, Tuesday. day, 8°; night, 3°; rain
7
+9
+4
7 May, wed
+9
+4
Feels like
+6
724 mmHg
70%
3.7
m/s
W
7 May, Wednesday. day, 9°; night, 4°; rain
8
+9
+5
8 May, thu
+9
+5
Feels like
+6
725 mmHg
75%
4.5
m/s
SW
8 May, Thursday. day, 9°; night, 5°; rain
9
+10
+5
9 May, fri
+10
+5
Feels like
+6
725 mmHg
74%
4.5
m/s
SW
9 May, Friday. day, 10°; night, 5°; overcast
10
+10
+6
10 May, sat
+10
+6
Feels like
+7
723 mmHg
70%
4.4
m/s
S
10 May, Saturday. day, 10°; night, 6°; clear
11
+9
+6
11 May, sun
+9
+6
Feels like
+6
724 mmHg
75%
4.4
m/s
SW
11 May, Sunday. day, 9°; night, 6°; rain
12
+8
+5
12 May, mon
+8
+5
Feels like
+5
724 mmHg
75%
4.8
m/s
NW
12 May, Monday. day, 8°; night, 5°; clear
13
+8
+4
13 May, tue
+8
+4
Feels like
+4
723 mmHg
75%
4.9
m/s
NW
13 May, Tuesday. day, 8°; night, 4°; rain
14
+4
+3
14 May, wed
+4
+3
Feels like
0
725 mmHg
81%
4.9
m/s
N
14 May, Wednesday. day, 4°; night, 3°; rain
15
+7
+2
15 May, thu
+7
+2
Feels like
+3
725 mmHg
76%
5.3
m/s
N
15 May, Thursday. day, 7°; night, 2°; rain
16
+7
+3
16 May, fri
+7
+3
Feels like
+4
726 mmHg
75%
4.4
m/s
N
16 May, Friday. day, 7°; night, 3°; rain
17
+8
+4
17 May, sat
+8
+4
Feels like
+5
724 mmHg
73%
3.5
m/s
E
17 May, Saturday. day, 8°; night, 4°; rain
18
+7
+5
18 May, sun
+7
+5
Feels like
+3
723 mmHg
80%
4.8
m/s
W
18 May, Sunday. day, 7°; night, 5°; rain
19
+7
+3
19 May, mon
+7
+3
Feels like
+3
725 mmHg
75%
5.1
m/s
N
19 May, Monday. day, 7°; night, 3°; rain
20
+8
+3
20 May, tue
+8
+3
Feels like
+4
725 mmHg
75%
5.5
m/s
NE
20 May, Tuesday. day, 8°; night, 3°; rain
21
+9
+5
21 May, wed
+9
+5
Feels like
+5
724 mmHg
74%
5.5
m/s
N
21 May, Wednesday. day, 9°; night, 5°; rain
22
+10
+6
22 May, thu
+10
+6
Feels like
+7
724 mmHg
75%
4.3
m/s
N
22 May, Thursday. day, 10°; night, 6°; rain
23
+10
+6
23 May, fri
+10
+6
Feels like
+6
725 mmHg
70%
4.4
m/s
NW
23 May, Friday. day, 10°; night, 6°; clear
24
+10
+6
24 May, sat
+10
+6
Feels like
+7
725 mmHg
73%
4.5
m/s
N
24 May, Saturday. day, 10°; night, 6°; clear
25
+10
+7
25 May, sun
+10
+7
Feels like
+7
724 mmHg
76%
4.8
m/s
NW
25 May, Sunday. day, 10°; night, 7°; clear
26
+9
+6
26 May, mon
+9
+6
Feels like
+6
725 mmHg
73%
4.6
m/s
NW
26 May, Monday. day, 9°; night, 6°; rain
27
+11
+6
27 May, tue
+11
+6
Feels like
+8
724 mmHg
69%
4.4
m/s
N
27 May, Tuesday. day, 11°; night, 6°; rain
28
+11
+7
28 May, wed
+11
+7
Feels like
+8
724 mmHg
68%
4.4
m/s
N
28 May, Wednesday. day, 11°; night, 7°; rain
29
+10
+6
29 May, thu
+10
+6
Feels like
+7
723 mmHg
76%
5
m/s
NW
29 May, Thursday. day, 10°; night, 6°; rain
30
+10
+6
30 May, fri
+10
+6
Feels like
+6
724 mmHg
75%
5
m/s
NW
30 May, Friday. day, 10°; night, 6°; rain
31
+9
+5
31 May, sat
+9
+5
Feels like
+6
725 mmHg
77%
4.8
m/s
NW
31 May, Saturday. day, 9°; night, 5°; rain
Average data for 10 years
Sion May
5
sunny days
24
days with precipitation
2
cloudy days
5 sunny days; 24 days with precipitation; 2 cloudy days;
75
%
air humidity
3.2
m/s
Wind
NW
182
mm of precipitation
(14% of annual average)
air humidity 75%; 182 millimeters of precipitation (14% of annual average); Wind north-westerly 3.2 Meters per second
Weather graphs for May
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
NW
NW
N
NE
W
W
W
SW
SW
S
SW
NW
NW
N
N
N
E
W
N
NE
N
N
NW
N
NW
NW
N
N
NW
NW
NW
1
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
31
Daytime temperature
Night-time temperature
Cities near you
Milan
Nice
Marseilles
Zurich
Geneva
Bern
Monaco
Genoa
Como
Cities with similar weather in May
Cholpon-Ata
Reykyavik
Dublin
Altay
Ulan Bator
Ridder
Gudauri
Edinburgh
Bergen
