Kolkata shows a moderate seasonal swing: sample heat runs higher around Oct–Dec, softer around Jul–Sep (monthly sample means about 1.0–1.8). Cooler tourist months and wedding/festival seasons often lift rates. Index ≈ each hotel’s off-peak baseline—not a live city-wide rate.
January
1 public holidays11.9
21.8
31.3
41.6
51.5
6
71.5
81.6
9
10
111.3
121.3
131.9
142.0
151.9
162.1
172.2
181.6
191.6
201.3
212.1
221.4
231.9
24
252.0
273.7
284.5
294.5
305.2
313.4
February
No public holidays this month12.8
22.1
31.4
42.2
51.7
61.4
71.7
82.1
92.0
101.3
111.3
122.1
132.1
142.6
152.1
162.3
171.9
181.5
192.1
202.0
212.3
222.0
232.3
242.0
25
262.3
272.0
282.1
March
3 public holidays11.5
21.4
31.5
41.5
51.9
6
71.4
81.9
9
111.8
121.5
131.8
141.4
151.6
161.7
171.4
18
19
20
21
231.4
24
25
27
281.7
291.4
301.5
31
April
No public holidays this month11.4
21.3
31.4
4
51.4
61.4
7
81.4
91.4
10
111.3
121.5
131.6
141.4
151.5
161.3
171.5
181.4
191.6
201.6
211.5
221.7
231.6
241.6
251.6
261.6
271.4
281.6
291.4
301.6
May
1 public holidays11.6
21.8
31.5
41.6
51.6
61.7
71.6
81.6
91.6
101.4
111.6
121.7
131.9
141.7
151.7
161.6
171.4
181.7
191.6
211.6
221.5
231.3
241.4
251.6
261.4
271.3
281.4
291.4
301.3
311.4
June
No public holidays this month11.6
21.6
31.5
41.5
51.6
61.8
71.3
81.6
91.7
101.4
111.6
121.6
131.6
141.5
151.7
161.7
171.6
181.7
191.5
201.5
211.7
221.4
231.3
241.3
251.4
261.4
271.4
281.4
291.4
301.6
July
No public holidays this month11.6
21.6
3
41.6
51.3
61.4
71.4
81.5
91.4
101.4
111.9
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
3 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
1 public holidaysIndex ≈ 1.0 is each hotel’s sample off-peak baseline; shown when >1.2. Sampled reference, not live city-wide rates