Siros National (Greece) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius; -
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius;
-
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius;
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 9° Celsius;Maximum daytime temperature: 24 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius;
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius;
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 18° Celsius;
Maximum daytime temperature: 24 degrees Celsius; Minimum nighttime temperature: 18 degrees Celsius;
Sunny.
Sunrise:
Sunset:
VH UV
No pollution data.
No pollen data.
7 day forecast for Siros National
Today (25 May 2026)
| Time |
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
18°
|
18°
|
18°
|
19°
|
20°
|
22°
|
23°
|
24°
|
25°
|
25°
|
26°
|
26°
|
25°
|
25°
|
24°
|
22°
|
21°
|
20°
|
20°
|
20°
|
| Feels like temperature (°C) |
16°
|
16°
|
16°
|
17°
|
19°
|
21°
|
23°
|
24°
|
24°
|
24°
|
24°
|
24°
|
24°
|
23°
|
21°
|
20°
|
19°
|
18°
|
18°
|
18°
|
| Wind direction and speed |
N
12
|
N
12
|
N
12
|
N
12
|
N
11
|
N
11
|
N
10
|
N
11
|
N
13
|
N
13
|
N
14
|
N
14
|
N
14
|
N
14
|
N
14
|
N
14
|
N
14
|
N
13
|
N
12
|
N
12
|
| Wind gust (mph) |
15
|
15
|
15
|
14
|
14
|
14
|
13
|
16
|
16
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
16
|
15
|
14
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
72%
|
71%
|
71%
|
70%
|
73%
|
74%
|
73%
|
72%
|
68%
|
66%
|
65%
|
65%
|
65%
|
65%
|
65%
|
66%
|
67%
|
70%
|
74%
|
75%
|
| UV | - | - | 1 | 1 | 2 | 4 | 6 | 8 | 9 | 9 | 9 | 7 | 5 | 3 | 1 | 1 | 1 | - | - | - |
Wednesday (26 May 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
19°
|
18°
|
17°
|
16°
|
15°
|
15°
|
14°
|
18°
|
20°
|
22°
|
23°
|
24°
|
25°
|
26°
|
26°
|
26°
|
26°
|
25°
|
24°
|
23°
|
21°
|
17°
|
16°
|
15°
|
| Feels like temperature (°C) |
18°
|
17°
|
15°
|
14°
|
14°
|
13°
|
13°
|
18°
|
20°
|
23°
|
24°
|
26°
|
27°
|
28°
|
28°
|
28°
|
28°
|
27°
|
25°
|
24°
|
22°
|
17°
|
16°
|
15°
|
| Wind direction and speed (mph) |
N
11
|
N
10
|
N
10
|
N
10
|
N
9
|
N
8
|
N
8
|
N
7
|
N
7
|
N
6
|
NNW
6
|
NNW
6
|
NW
6
|
NW
6
|
NW
7
|
NW
7
|
NNW
6
|
NNW
5
|
NNW
5
|
NNW
4
|
NNW
4
|
NNW
3
|
NW
3
|
NW
4
|
| Wind gust (mph) |
13
|
12
|
12
|
11
|
11
|
10
|
10
|
9
|
8
|
7
|
7
|
8
|
8
|
8
|
8
|
8
|
8
|
6
|
6
|
5
|
5
|
4
|
5
|
6
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
76%
|
77%
|
78%
|
80%
|
80%
|
81%
|
82%
|
81%
|
82%
|
81%
|
79%
|
77%
|
76%
|
75%
|
75%
|
75%
|
74%
|
74%
|
74%
|
73%
|
73%
|
73%
|
71%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 8 | 9 | 9 | 9 | 7 | 5 | 3 | 1 | 1 | 1 | - | - | - |
Thursday (27 May 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
13°
|
13°
|
12°
|
12°
|
11°
|
11°
|
16°
|
20°
|
23°
|
24°
|
26°
|
27°
|
28°
|
28°
|
28°
|
28°
|
27°
|
26°
|
25°
|
22°
|
18°
|
17°
|
16°
|
| Feels like temperature (°C) |
13°
|
12°
|
12°
|
11°
|
10°
|
10°
|
9°
|
16°
|
20°
|
23°
|
26°
|
28°
|
29°
|
29°
|
29°
|
30°
|
29°
|
28°
|
27°
|
25°
|
23°
|
18°
|
16°
|
16°
|
| Wind direction and speed (mph) |
WNW
5
|
NW
5
|
NW
5
|
NNW
6
|
NNW
6
|
NW
6
|
NW
7
|
NW
7
|
WNW
6
|
WNW
6
|
W
6
|
W
6
|
W
7
|
W
8
|
W
9
|
WSW
9
|
WSW
9
|
WSW
9
|
WSW
9
|
WSW
9
|
WSW
8
|
WSW
7
|
WSW
5
|
SW
4
|
| Wind gust (mph) |
6
|
7
|
7
|
8
|
8
|
8
|
8
|
8
|
8
|
8
|
8
|
9
|
10
|
11
|
12
|
12
|
12
|
12
|
12
|
11
|
10
|
9
|
6
|
5
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
72%
|
73%
|
75%
|
75%
|
75%
|
76%
|
76%
|
77%
|
78%
|
79%
|
81%
|
81%
|
81%
|
78%
|
76%
|
77%
|
75%
|
75%
|
76%
|
77%
|
81%
|
82%
|
84%
|
87%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 8 | 9 | 9 | 9 | 7 | 5 | 3 | 1 | 1 | 1 | - | - | - |
Friday (28 May 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
15°
|
15°
|
14°
|
14°
|
14°
|
14°
|
14°
|
19°
|
21°
|
23°
|
24°
|
24°
|
25°
|
25°
|
25°
|
24°
|
24°
|
23°
|
22°
|
21°
|
20°
|
18°
|
18°
|
17°
|
| Feels like temperature (°C) |
15°
|
15°
|
14°
|
14°
|
14°
|
13°
|
13°
|
19°
|
21°
|
23°
|
24°
|
25°
|
25°
|
24°
|
24°
|
24°
|
23°
|
22°
|
20°
|
18°
|
17°
|
16°
|
15°
|
15°
|
| Wind direction and speed (mph) |
SW
4
|
SW
3
|
SW
3
|
SW
3
|
WSW
4
|
W
5
|
NW
5
|
NNW
6
|
N
7
|
N
8
|
N
9
|
N
10
|
N
10
|
N
12
|
N
12
|
N
12
|
N
12
|
N
12
|
N
12
|
N
13
|
N
13
|
N
13
|
N
12
|
N
11
|
| Wind gust (mph) |
4
|
4
|
5
|
5
|
6
|
7
|
7
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
15
|
15
|
14
|
15
|
17
|
17
|
17
|
16
|
15
|
14
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
87%
|
88%
|
88%
|
89%
|
90%
|
90%
|
90%
|
87%
|
85%
|
84%
|
84%
|
82%
|
78%
|
76%
|
75%
|
74%
|
71%
|
69%
|
67%
|
63%
|
61%
|
59%
|
61%
|
63%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 8 | 9 | 9 | 9 | 7 | 5 | 3 | 1 | 1 | 1 | - | - | - |
Saturday (29 May 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
16°
|
16°
|
16°
|
15°
|
15°
|
15°
|
18°
|
19°
|
21°
|
22°
|
23°
|
24°
|
24°
|
24°
|
24°
|
24°
|
23°
|
22°
|
21°
|
19°
|
17°
|
– | – |
| Feels like temperature (°C) |
15°
|
14°
|
14°
|
14°
|
13°
|
13°
|
13°
|
15°
|
17°
|
19°
|
21°
|
22°
|
22°
|
23°
|
23°
|
22°
|
22°
|
21°
|
20°
|
19°
|
17°
|
15°
|
– | – |
| Wind direction and speed (mph) |
N
11
|
N
11
|
N
11
|
N
10
|
N
10
|
N
11
|
N
11
|
N
12
|
N
12
|
N
12
|
N
11
|
N
11
|
N
11
|
N
12
|
N
12
|
N
12
|
N
12
|
N
12
|
N
11
|
N
11
|
N
11
|
N
11
|
– | – |
| Wind gust (mph) |
14
|
13
|
13
|
13
|
14
|
15
|
15
|
16
|
15
|
15
|
14
|
14
|
15
|
14
|
14
|
14
|
14
|
14
|
14
|
14
|
14
|
– | – | – |
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
– | – |
| Humidity |
65%
|
65%
|
66%
|
66%
|
66%
|
65%
|
65%
|
62%
|
63%
|
62%
|
62%
|
59%
|
60%
|
58%
|
58%
|
57%
|
56%
|
56%
|
56%
|
55%
|
54%
|
55%
|
– | – |
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 8 | 9 | 10 | 9 | 7 | 5 | 3 | 1 | 1 | 1 | - |  |
|
Sunday (30 May 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
– | – |
11°
|
9°
|
21°
|
25°
|
26°
|
24°
|
15°
|
| Feels like temperature (°C) |
13°
|
– | – |
9°
|
7°
|
21°
|
26°
|
27°
|
26°
|
14°
|
| Wind direction and speed (mph) |
N
9
|
– | – |
N
9
|
N
9
|
N
8
|
NNW
7
|
N
6
|
NNE
4
|
NE
5
|
| Wind gust (mph) | – | – | – |
12
|
12
|
10
|
10
|
8
|
7
|
8
|
| Visibility (description) |
VG
|
– | – |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
61%
|
– | – |
66%
|
67%
|
69%
|
68%
|
66%
|
65%
|
65%
|
| UV | - | |
|
- | 1 | 4 | 9 | 7 | 1 | - |
Monday (31 May 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
12°
|
10°
|
10°
|
22°
|
25°
|
24°
|
22°
|
20°
|
| Feels like temperature (°C) |
11°
|
9°
|
9°
|
22°
|
27°
|
24°
|
22°
|
19°
|
| Wind direction and speed (mph) |
N
5
|
NW
5
|
NW
5
|
NNW
5
|
WNW
5
|
W
8
|
W
7
|
W
6
|
| Wind gust (mph) |
9
|
8
|
7
|
8
|
10
|
10
|
10
|
9
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
67%
|
69%
|
70%
|
73%
|
74%
|
70%
|
72%
|
70%
|
| UV | - | - | 1 | 4 | 9 | 7 | 1 | - |
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Updated 19:18 (UTC+1) on Mon 25 May 2026
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