Thessaloniki shows a fairly mild monthly swing: sample heat runs higher around Jul, Sep–Oct, softer around Aug, Nov–Dec (monthly sample means about 1.2–1.5). Summer island-hopping and cruise links lift Athens and the islands. Index ≈ each hotel’s off-peak baseline—not a live city-wide rate.
January
2 public holidaysFebruary
No public holidays this month1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
191.3
20
21
22
23
24
251.3
26
27
28
March
1 public holidaysApril
No public holidays this month1
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
May
2 public holidaysJune
No public holidays this month1
2
3
41.3
5
6
7
8
9
10
111.3
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
July
No public holidays this month1
2
3
4
5
6
7
8
91.3
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
August
1 public holidaysSeptember
No public holidays this month1
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
October
1 public holidaysNovember
No public holidays this month1
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
December
2 public holidaysIndex ≈ 1.0 is each hotel’s sample off-peak baseline; shown when >1.2. Sampled reference, not live city-wide rates