Most often in December, 30 days.
Highest follower count seen that year: 3,406.
January
Jan 1 03:00–08:00 Jan 2 03:00–06:00, 08:00–10:00 Jan 3 03:00–06:00 Jan 4 02:00–08:00 Jan 5 03:00–05:00, 07:00–08:00 Jan 6 03:00–05:00 Jan 7 06:00–07:00, 11:00–12:00 Jan 8 05:00–06:00, 09:00–10:00 Jan 9 05:00–08:00 Jan 10 05:00–06:00 Jan 11 06:00–10:00 Jan 12 03:00–05:00 Jan 13 04:00–07:00, 09:00–10:00 Jan 14 03:00–07:00, 09:00–11:00 Jan 15 03:00–06:00 Jan 16 05:00–08:00 Jan 17 05:00–10:00 Jan 18 02:00–06:00 Jan 20 08:00–11:00 Jan 21 04:00–06:00, 11:00–13:00 Jan 22 03:00–04:00, 06:00–09:00 Jan 23 02:00–09:00 Jan 24 05:00–10:00, 16:00–17:00 Jan 26 01:00–04:00 Jan 27 06:00–09:00 Jan 28 03:00–10:00 Jan 29 04:00–05:00 Jan 30 05:00–06:00
February
Feb 10 07:00–11:00 Feb 11 03:00–06:00, 14:00–15:00 Feb 12 03:00–07:00 Feb 13 01:00–03:00, 07:00–10:00 Feb 14 18:00–20:00 Feb 15 04:00–09:00, 21:00–23:00 Feb 16 03:00–10:00, 14:00–15:00 Feb 17 04:00–05:00, 07:00–08:00 Feb 18 04:00–08:00 Feb 19 03:00–04:00 Feb 20 03:00–10:00 Feb 21 01:00–03:00, 05:00–08:00 Feb 22 03:00–07:00 Feb 23 02:00–06:00 Feb 24 03:00–08:00, 14:00–15:00 Feb 25 02:00–10:00, 12:00–14:00 Feb 26 02:00–10:00 Feb 27 05:00–10:00 Feb 28 02:00–04:00, 07:00–10:00
March
Mar 1 01:00–07:00 Mar 2 00:00–01:00, 04:00–08:00 Mar 3 02:00–08:00 Mar 4 03:00–11:00 Mar 5 10:00–13:00 Mar 7 00:00–06:00 Mar 8 03:00–05:00, 23:00–24:00 Mar 9 00:00–01:00, 05:00–07:00, 12:00–13:00 Mar 10 02:00–07:00 Mar 11 01:00–05:00 Mar 12 01:00–05:00, 07:00–11:00 Mar 13 05:00–09:00, 22:00–24:00 Mar 14 00:00–06:00, 13:00–14:00 Mar 15 01:00–02:00 Mar 16 01:00–02:00, 04:00–10:00 Mar 17 02:00–05:00 Mar 18 04:00–05:00, 07:00–08:00 Mar 19 02:00–10:00, 23:00–24:00 Mar 20 00:00–06:00, 13:00–15:00 Mar 21 04:00–06:00 Mar 22 02:00–07:00 Mar 24 05:00–09:00, 23:00–24:00 Mar 25 00:00–01:00, 04:00–06:00, 22:00–23:00 Mar 26 06:00–09:00 Mar 27 07:00–09:00, 14:00–17:00 Mar 28 03:00–05:00, 14:00–15:00 Mar 29 02:00–07:00, 19:00–20:00 Mar 30 02:00–07:00 Mar 31 05:00–06:00
April
Apr 1 01:00–02:00, 04:00–06:00, 15:00–17:00 Apr 2 03:00–04:00 Apr 3 03:00–07:00 Apr 5 02:00–07:00 Apr 6 02:00–03:00 Apr 8 03:00–07:00 Apr 9 03:00–06:00 Apr 10 03:00–05:00, 17:00–18:00 Apr 11 03:00–06:00, 10:00–13:00 Apr 12 01:00–02:00, 04:00–06:00, 14:00–16:00 Apr 13 04:00–05:00 Apr 14 03:00–06:00 Apr 15 03:00–08:00 Apr 17 04:00–06:00 Apr 18 03:00–08:00 Apr 19 03:00–04:00 Apr 21 04:00–10:00 Apr 22 04:00–07:00 Apr 23 03:00–07:00 Apr 24 03:00–07:00 Apr 25 05:00–07:00 Apr 26 03:00–07:00 Apr 27 03:00–05:00 Apr 28 07:00–08:00 Apr 29 01:00–06:00 Apr 30 02:00–03:00
May
May 1 03:00–07:00 May 2 03:00–06:00 May 3 03:00–06:00 May 5 06:00–08:00 May 6 04:00–08:00 May 7 04:00–08:00 May 9 04:00–06:00 May 10 03:00–06:00, 19:00–20:00 May 11 03:00–05:00 May 14 04:00–06:00 May 16 03:00–05:00, 07:00–08:00 May 17 03:00–09:00 May 18 03:00–07:00 May 19 08:00–10:00 May 20 03:00–09:00 May 21 06:00–10:00 May 22 03:00–07:00 May 23 03:00–08:00 May 24 03:00–09:00 May 25 03:00–05:00 May 26 07:00–10:00, 15:00–17:00 May 27 04:00–07:00 May 28 03:00–10:00 May 29 02:00–08:00 May 30 06:00–08:00 May 31 04:00–05:00, 07:00–09:00
June
Jun 1 04:00–05:00 Jun 2 04:00–07:00 Jun 3 03:00–06:00 Jun 4 03:00–07:00 Jun 5 03:00–06:00 Jun 6 03:00–07:00, 10:00–11:00, 18:00–19:00 Jun 7 03:00–06:00 Jun 9 04:00–06:00 Jun 10 03:00–06:00, 18:00–20:00 Jun 11 04:00–06:00 Jun 12 04:00–05:00 Jun 13 03:00–07:00 Jun 14 04:00–07:00 Jun 15 03:00–06:00 Jun 16 04:00–07:00, 14:00–15:00 Jun 17 04:00–08:00 Jun 18 03:00–07:00 Jun 19 08:00–11:00 Jun 20 04:00–05:00 Jun 21 02:00–05:00, 08:00–09:00 Jun 24 04:00–06:00 Jun 25 03:00–08:00 Jun 26 02:00–06:00, 13:00–15:00 Jun 27 02:00–05:00, 07:00–08:00 Jun 28 05:00–06:00, 12:00–15:00 Jun 29 03:00–05:00 Jun 30 03:00–06:00, 12:00–14:00
July
Jul 1 03:00–09:00, 15:00–17:00 Jul 2 04:00–07:00 Jul 3 04:00–05:00 Jul 4 04:00–07:00, 12:00–14:00 Jul 5 04:00–06:00 Jul 6 02:00–04:00, 06:00–07:00 Jul 8 04:00–06:00 Jul 9 04:00–08:00, 18:00–19:00 Jul 10 04:00–08:00 Jul 11 04:00–07:00, 09:00–10:00 Jul 12 04:00–08:00 Jul 14 02:00–07:00 Jul 15 03:00–07:00 Jul 16 04:00–06:00, 08:00–09:00 Jul 17 04:00–07:00, 09:00–10:00 Jul 18 04:00–07:00 Jul 19 03:00–07:00, 23:00–24:00 Jul 20 00:00–01:00, 04:00–07:00 Jul 21 03:00–11:00 Jul 22 03:00–06:00 Jul 23 03:00–05:00 Jul 24 03:00–07:00 Jul 25 03:00–06:00 Jul 26 04:00–07:00 Jul 27 08:00–10:00 Jul 28 04:00–07:00 Jul 29 04:00–06:00 Jul 30 05:00–08:00 Jul 31 03:00–08:00
August
Aug 1 03:00–07:00, 22:00–24:00 Aug 2 04:00–06:00 Aug 3 04:00–08:00 Aug 4 03:00–07:00 Aug 5 06:00–08:00 Aug 6 04:00–05:00 Aug 7 03:00–08:00 Aug 8 03:00–06:00 Aug 9 04:00–10:00 Aug 10 04:00–06:00 Aug 11 04:00–07:00 Aug 12 04:00–07:00 Aug 13 03:00–09:00 Aug 14 04:00–09:00 Aug 15 06:00–07:00 Aug 16 03:00–06:00 Aug 17 04:00–05:00 Aug 18 01:00–02:00, 04:00–08:00 Aug 19 06:00–11:00 Aug 20 03:00–07:00 Aug 21 03:00–07:00 Aug 22 03:00–07:00 Aug 23 03:00–07:00 Aug 24 03:00–07:00 Aug 25 04:00–06:00, 08:00–09:00 Aug 26 03:00–09:00 Aug 27 07:00–09:00 Aug 28 04:00–10:00 Aug 29 03:00–07:00 Aug 30 02:00–08:00
September
Sep 1 04:00–06:00 Sep 2 03:00–08:00 Sep 3 03:00–05:00 Sep 4 03:00–09:00 Sep 5 04:00–07:00 Sep 6 03:00–07:00 Sep 7 04:00–06:00 Sep 8 06:00–07:00 Sep 9 04:00–09:00, 18:00–21:00 Sep 10 03:00–07:00 Sep 11 04:00–10:00 Sep 12 03:00–10:00 Sep 13 03:00–06:00 Sep 14 04:00–07:00 Sep 15 04:00–06:00 Sep 16 00:00–01:00, 04:00–05:00 Sep 17 03:00–06:00 Sep 18 03:00–05:00 Sep 19 04:00–07:00 Sep 20 04:00–07:00 Sep 21 03:00–06:00, 14:00–16:00 Sep 22 03:00–05:00 Sep 23 03:00–06:00 Sep 24 04:00–07:00 Sep 25 00:00–06:00 Sep 26 03:00–07:00 Sep 27 02:00–06:00 Sep 28 03:00–05:00 Sep 29 02:00–07:00 Sep 30 07:00–11:00
October
Oct 1 02:00–07:00 Oct 2 04:00–07:00 Oct 3 04:00–06:00 Oct 4 03:00–08:00, 23:00–24:00 Oct 5 00:00–01:00, 05:00–08:00 Oct 6 03:00–07:00 Oct 7 03:00–08:00 Oct 8 03:00–07:00 Oct 9 03:00–08:00 Oct 10 03:00–09:00 Oct 11 03:00–09:00 Oct 12 02:00–05:00, 18:00–22:00 Oct 13 03:00–09:00 Oct 14 02:00–09:00, 15:00–16:00 Oct 15 03:00–08:00, 22:00–24:00 Oct 16 04:00–07:00 Oct 17 02:00–04:00 Oct 22 00:00–02:00, 04:00–06:00 Oct 23 04:00–07:00 Oct 24 04:00–07:00 Oct 25 03:00–07:00 Oct 26 03:00–07:00 Oct 27 03:00–07:00 Oct 28 01:00–03:00 Oct 29 04:00–09:00 Oct 30 03:00–08:00 Oct 31 04:00–07:00
November
Nov 1 03:00–07:00 Nov 2 05:00–06:00 Nov 3 04:00–07:00 Nov 4 04:00–05:00 Nov 5 02:00–04:00 Nov 6 05:00–08:00 Nov 7 04:00–08:00 Nov 8 04:00–06:00 Nov 9 04:00–07:00 Nov 10 04:00–07:00 Nov 11 04:00–09:00, 11:00–12:00 Nov 12 04:00–08:00 Nov 13 04:00–09:00 Nov 14 04:00–07:00 Nov 15 03:00–05:00 Nov 16 03:00–05:00, 10:00–13:00 Nov 17 04:00–09:00 Nov 18 04:00–06:00, 08:00–09:00 Nov 19 08:00–10:00 Nov 20 04:00–09:00, 11:00–13:00 Nov 21 04:00–09:00, 21:00–24:00 Nov 22 05:00–07:00 Nov 24 03:00–07:00 Nov 25 04:00–09:00 Nov 26 04:00–06:00 Nov 27 04:00–05:00, 07:00–09:00 Nov 28 04:00–10:00 Nov 29 04:00–07:00 Nov 30 04:00–10:00
December
Dec 1 04:00–07:00 Dec 2 04:00–07:00 Dec 3 05:00–07:00 Dec 4 04:00–06:00, 08:00–10:00 Dec 5 05:00–08:00, 10:00–11:00 Dec 6 04:00–08:00 Dec 7 05:00–08:00, 13:00–16:00 Dec 8 03:00–07:00, 18:00–20:00 Dec 9 04:00–08:00 Dec 10 04:00–09:00 Dec 11 05:00–08:00 Dec 12 05:00–09:00 Dec 13 04:00–09:00, 18:00–20:00 Dec 14 04:00–08:00 Dec 15 04:00–08:00, 21:00–22:00 Dec 16 05:00–06:00 Dec 17 05:00–08:00 Dec 18 05:00–09:00 Dec 19 04:00–09:00 Dec 20 04:00–08:00 Dec 21 04:00–08:00, 14:00–15:00 Dec 22 04:00–08:00 Dec 23 04:00–09:00, 23:00–24:00 Dec 24 00:00–01:00, 05:00–08:00 Dec 26 05:00–08:00 Dec 27 04:00–08:00, 20:00–21:00 Dec 28 04:00–09:00 Dec 29 04:00–08:00 Dec 30 05:00–10:00 Dec 31 04:00–10:00, 12:00–15:00