Daylength in San Francisco in 2023

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San Francisco, United States

This table is for the year 2023. See also table for 2024. There are also tables of sunrise and sunset in San Francisco in 2023 and 2024, and tables of moonrise and moonset in 2023 and 2024.

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January · February · March · April · May · June · July · August · September · October · November · December

DayDaylengthDifference from
previous day
Difference
from solstice
Most
similar day
January
1 S 9 36   +0 03 Dec. 11
2 M 9 37 +0 01 +0 04 Dec. 10
3 T 9 38 +0 01 +0 05 Dec. 8
4 W 9 39 +0 01 +0 06 Dec. 7
5 T 9 39   +0 06 Dec. 7
6 F 9 40 +0 01 +0 07 Dec. 6
7 S 9 41 +0 01 +0 08 Dec. 5
8 S 9 42 +0 01 +0 09 Dec. 4
9 M 9 43 +0 01 +0 10 Dec. 3
10 T 9 44 +0 01 +0 11 Dec. 2
11 W 9 46 +0 02 +0 13 Nov. 30
12 T 9 47 +0 01 +0 14 Nov. 29
13 F 9 48 +0 01 +0 15 Nov. 28
14 S 9 49 +0 01 +0 16 Nov. 28
15 S 9 51 +0 02 +0 18 Nov. 26
16 M 9 52 +0 01 +0 19 Nov. 25
17 T 9 54 +0 02 +0 21 Nov. 24
18 W 9 55 +0 01 +0 22 Nov. 23
19 T 9 56 +0 01 +0 23 Nov. 23
20 F 9 58 +0 02 +0 25 Nov. 21
21 S 10 00 +0 02 +0 27 Nov. 20
22 S 10 01 +0 01 +0 28 Nov. 20
23 M 10 03 +0 02 +0 30 Nov. 18
24 T 10 05 +0 02 +0 32 Nov. 17
25 W 10 06 +0 01 +0 33 Nov. 17
26 T 10 08 +0 02 +0 35 Nov. 15
27 F 10 10 +0 02 +0 37 Nov. 14
28 S 10 12 +0 02 +0 39 Nov. 13
29 S 10 14 +0 02 +0 41 Nov. 12
30 M 10 16 +0 02 +0 43 Nov. 11
31 T 10 18 +0 02 +0 45 Nov. 10
February
1 W 10 20 +0 02 +0 47 Nov. 9
2 T 10 21 +0 01 +0 48 Nov. 9
3 F 10 24 +0 03 +0 51 Nov. 7
4 S 10 26 +0 02 +0 53 Nov. 6
5 S 10 28 +0 02 +0 55 Nov. 5
6 M 10 30 +0 02 +0 57 Nov. 4
7 T 10 32 +0 02 +0 59 Nov. 3
8 W 10 34 +0 02 +1 01 Nov. 2
9 T 10 36 +0 02 +1 03 Nov. 1
10 F 10 38 +0 02 +1 05 Oct. 31
11 S 10 40 +0 02 +1 07 Oct. 30
12 S 10 43 +0 03 +1 10 Oct. 29
13 M 10 45 +0 02 +1 12 Oct. 28
14 T 10 47 +0 02 +1 14 Oct. 27
15 W 10 49 +0 02 +1 16 Oct. 26
16 T 10 52 +0 03 +1 19 Oct. 25
17 F 10 54 +0 02 +1 21 Oct. 24
18 S 10 56 +0 02 +1 23 Oct. 23
19 S 10 58 +0 02 +1 25 Oct. 22
20 M 11 01 +0 03 +1 28 Oct. 21
21 T 11 03 +0 02 +1 30 Oct. 20
22 W 11 05 +0 02 +1 32 Oct. 19
23 T 11 08 +0 03 +1 35 Oct. 18
24 F 11 10 +0 02 +1 37 Oct. 17
25 S 11 12 +0 02 +1 39 Oct. 16
26 S 11 15 +0 03 +1 42 Oct. 15
27 M 11 17 +0 02 +1 44 Oct. 14
28 T 11 20 +0 03 +1 47 Oct. 13
March
1 W 11 22 +0 02 +1 49 Oct. 12
2 T 11 24 +0 02 +1 51 Oct. 11
3 F 11 27 +0 03 +1 54 Oct. 10
4 S 11 29 +0 02 +1 56 Oct. 9
5 S 11 32 +0 03 +1 59 Oct. 8
6 M 11 34 +0 02 +2 01 Oct. 7
7 T 11 36 +0 02 +2 03 Oct. 6
8 W 11 39 +0 03 +2 06 Oct. 5
9 T 11 41 +0 02 +2 08 Oct. 4
10 F 11 44 +0 03 +2 11 Oct. 3
11 S 11 46 +0 02 +2 13 Oct. 2
12 S 11 49 +0 03 +2 16 Oct. 1
13 M 11 51 +0 02 +2 18 Sep. 30
14 T 11 53 +0 02 +2 20 Sep. 29
15 W 11 56 +0 03 +2 23 Sep. 28
16 T 11 58 +0 02 +2 25 Sep. 27
17 F 12 01 +0 03 +2 28 Sep. 26
18 S 12 03 +0 02 +2 30 Sep. 25
19 S 12 06 +0 03 +2 33 Sep. 23
20 M 12 08 +0 02 +2 35 Sep. 23
21 T 12 11 +0 03 +2 38 Sep. 21
22 W 12 13 +0 02 +2 40 Sep. 21
23 T 12 16 +0 03 +2 43 Sep. 19
24 F 12 18 +0 02 +2 45 Sep. 19
25 S 12 20 +0 02 +2 47 Sep. 18
26 S 12 23 +0 03 +2 50 Sep. 16
27 M 12 25 +0 02 +2 52 Sep. 16
28 T 12 28 +0 03 +2 55 Sep. 14
29 W 12 30 +0 02 +2 57 Sep. 14
30 T 12 33 +0 03 +3 00 Sep. 12
31 F 12 35 +0 02 +3 02 Sep. 11
April
1 S 12 37 +0 02 +3 04 Sep. 11
2 S 12 40 +0 03 +3 07 Sep. 9
3 M 12 42 +0 02 +3 09 Sep. 9
4 T 12 45 +0 03 +3 12 Sep. 7
5 W 12 47 +0 02 +3 14 Sep. 6
6 T 12 49 +0 02 +3 16 Sep. 6
7 F 12 52 +0 03 +3 19 Sep. 4
8 S 12 54 +0 02 +3 21 Sep. 3
9 S 12 57 +0 03 +3 24 Sep. 2
10 M 12 59 +0 02 +3 26 Sep. 1
11 T 13 01 +0 02 +3 28 Aug. 31
12 W 13 04 +0 03 +3 31 Aug. 30
13 T 13 06 +0 02 +3 33 Aug. 29
14 F 13 08 +0 02 +3 35 Aug. 28
15 S 13 11 +0 03 +3 38 Aug. 27
16 S 13 13 +0 02 +3 40 Aug. 26
17 M 13 15 +0 02 +3 42 Aug. 25
18 T 13 18 +0 03 +3 45 Aug. 24
19 W 13 20 +0 02 +3 47 Aug. 23
20 T 13 22 +0 02 +3 49 Aug. 22
21 F 13 24 +0 02 +3 51 Aug. 21
22 S 13 27 +0 03 +3 54 Aug. 20
23 S 13 29 +0 02 +3 56 Aug. 19
24 M 13 31 +0 02 +3 58 Aug. 18
25 T 13 33 +0 02 +4 00 Aug. 17
26 W 13 35 +0 02 +4 02 Aug. 16
27 T 13 38 +0 03 +4 05 Aug. 15
28 F 13 40 +0 02 +4 07 Aug. 14
29 S 13 42 +0 02 +4 09 Aug. 13
30 S 13 44 +0 02 +4 11 Aug. 12
May
1 M 13 46 +0 02 +4 13 Aug. 11
2 T 13 48 +0 02 +4 15 Aug. 10
3 W 13 50 +0 02 +4 17 Aug. 9
4 T 13 52 +0 02 +4 19 Aug. 8
5 F 13 54 +0 02 +4 21 Aug. 7
6 S 13 56 +0 02 +4 23 Aug. 6
7 S 13 58 +0 02 +4 25 Aug. 5
8 M 14 00 +0 02 +4 27 Aug. 4
9 T 14 02 +0 02 +4 29 Aug. 3
10 W 14 04 +0 02 +4 31 Aug. 2
11 T 14 06 +0 02 +4 33 Aug. 1
12 F 14 08 +0 02 +4 35 July 31
13 S 14 09 +0 01 +4 36 July 30
14 S 14 11 +0 02 +4 38 July 29
15 M 14 13 +0 02 +4 40 July 28
16 T 14 14 +0 01 +4 41 July 27
17 W 14 16 +0 02 +4 43 July 26
18 T 14 18 +0 02 +4 45 July 25
19 F 14 19 +0 01 +4 46 July 24
20 S 14 21 +0 02 +4 48 July 23
21 S 14 22 +0 01 +4 49 July 22
22 M 14 24 +0 02 +4 51 July 21
23 T 14 25 +0 01 +4 52 July 20
24 W 14 27 +0 02 +4 54 July 19
25 T 14 28 +0 01 +4 55 July 18
26 F 14 29 +0 01 +4 56 July 17
27 S 14 31 +0 02 +4 58 July 16
28 S 14 32 +0 01 +4 59 July 15
29 M 14 33 +0 01 +5 00 July 14
30 T 14 34 +0 01 +5 01 July 13
31 W 14 35 +0 01 +5 02 July 12
June
1 T 14 36 +0 01 +5 03 July 11
2 F 14 38 +0 02 +5 05 July 9
3 S 14 38   +5 05 July 9
4 S 14 39 +0 01 +5 06 July 8
5 M 14 40 +0 01 +5 07 July 7
6 T 14 41 +0 01 +5 08 July 6
7 W 14 42 +0 01 +5 09 July 5
8 T 14 43 +0 01 +5 10 July 3
9 F 14 43   +5 10 July 3
10 S 14 44 +0 01 +5 11 July 2
11 S 14 44   +5 11 July 2
12 M 14 45 +0 01 +5 12 June 30
13 T 14 45   +5 12 June 30
14 W 14 46 +0 01 +5 13 June 28
15 T 14 46   +5 13 June 28
16 F 14 46   +5 13 June 28
17 S 14 47 +0 01 +5 14 June 25
18 S 14 47   +5 14 June 25
19 M 14 47   +5 14 June 25
20 T 14 47   +5 14 June 25
21 W 14 47     June 17
22 T 14 47     June 17
23 F 14 47     June 17
24 S 14 47     June 17
25 S 14 47     June 17
26 M 14 46 −0 01 −0 01 June 14
27 T 14 46   −0 01 June 14
28 W 14 46   −0 01 June 14
29 T 14 45 −0 01 −0 02 June 12
30 F 14 45   −0 02 June 12
July
1 S 14 44 −0 01 −0 03 June 10
2 S 14 44   −0 03 June 10
3 M 14 43 −0 01 −0 04 June 8
4 T 14 42 −0 01 −0 05 June 7
5 W 14 42   −0 05 June 7
6 T 14 41 −0 01 −0 06 June 6
7 F 14 40 −0 01 −0 07 June 5
8 S 14 39 −0 01 −0 08 June 4
9 S 14 38 −0 01 −0 09 June 2
10 M 14 37 −0 01 −0 10 June 1
11 T 14 36 −0 01 −0 11 June 1
12 W 14 35 −0 01 −0 12 May 31
13 T 14 34 −0 01 −0 13 May 30
14 F 14 33 −0 01 −0 14 May 29
15 S 14 32 −0 01 −0 15 May 28
16 S 14 30 −0 02 −0 17 May 26
17 M 14 29 −0 01 −0 18 May 26
18 T 14 28 −0 01 −0 19 May 25
19 W 14 26 −0 02 −0 21 May 23
20 T 14 25 −0 01 −0 22 May 23
21 F 14 23 −0 02 −0 24 May 21
22 S 14 22 −0 01 −0 25 May 21
23 S 14 20 −0 02 −0 27 May 19
24 M 14 19 −0 01 −0 28 May 19
25 T 14 17 −0 02 −0 30 May 17
26 W 14 16 −0 01 −0 31 May 17
27 T 14 14 −0 02 −0 33 May 16
28 F 14 12 −0 02 −0 35 May 14
29 S 14 11 −0 01 −0 36 May 14
30 S 14 09 −0 02 −0 38 May 13
31 M 14 07 −0 02 −0 40 May 11
August
1 T 14 05 −0 02 −0 42 May 10
2 W 14 03 −0 02 −0 44 May 9
3 T 14 02 −0 01 −0 45 May 9
4 F 14 00 −0 02 −0 47 May 8
5 S 13 58 −0 02 −0 49 May 7
6 S 13 56 −0 02 −0 51 May 6
7 M 13 54 −0 02 −0 53 May 5
8 T 13 52 −0 02 −0 55 May 4
9 W 13 50 −0 02 −0 57 May 3
10 T 13 48 −0 02 −0 59 May 2
11 F 13 46 −0 02 −1 01 May 1
12 S 13 44 −0 02 −1 03 Apr. 30
13 S 13 42 −0 02 −1 05 Apr. 29
14 M 13 40 −0 02 −1 07 Apr. 28
15 T 13 37 −0 03 −1 10 Apr. 27
16 W 13 35 −0 02 −1 12 Apr. 26
17 T 13 33 −0 02 −1 14 Apr. 25
18 F 13 31 −0 02 −1 16 Apr. 24
19 S 13 29 −0 02 −1 18 Apr. 23
20 S 13 27 −0 02 −1 20 Apr. 22
21 M 13 24 −0 03 −1 23 Apr. 21
22 T 13 22 −0 02 −1 25 Apr. 20
23 W 13 20 −0 02 −1 27 Apr. 19
24 T 13 18 −0 02 −1 29 Apr. 18
25 F 13 15 −0 03 −1 32 Apr. 17
26 S 13 13 −0 02 −1 34 Apr. 16
27 S 13 11 −0 02 −1 36 Apr. 15
28 M 13 09 −0 02 −1 38 Apr. 14
29 T 13 06 −0 03 −1 41 Apr. 13
30 W 13 04 −0 02 −1 43 Apr. 12
31 T 13 02 −0 02 −1 45 Apr. 11
September
1 F 12 59 −0 03 −1 48 Apr. 10
2 S 12 57 −0 02 −1 50 Apr. 9
3 S 12 55 −0 02 −1 52 Apr. 8
4 M 12 52 −0 03 −1 55 Apr. 7
5 T 12 50 −0 02 −1 57 Apr. 6
6 W 12 48 −0 02 −1 59 Apr. 5
7 T 12 45 −0 03 −2 02 Apr. 4
8 F 12 43 −0 02 −2 04 Apr. 3
9 S 12 41 −0 02 −2 06 Apr. 2
10 S 12 38 −0 03 −2 09 Apr. 1
11 M 12 36 −0 02 −2 11 Mar. 31
12 T 12 33 −0 03 −2 14 Mar. 30
13 W 12 31 −0 02 −2 16 Mar. 29
14 T 12 29 −0 02 −2 18 Mar. 28
15 F 12 26 −0 03 −2 21 Mar. 27
16 S 12 24 −0 02 −2 23 Mar. 26
17 S 12 21 −0 03 −2 26 Mar. 25
18 M 12 19 −0 02 −2 28 Mar. 24
19 T 12 17 −0 02 −2 30 Mar. 23
20 W 12 14 −0 03 −2 33 Mar. 22
21 T 12 12 −0 02 −2 35 Mar. 21
22 F 12 09 −0 03 −2 38 Mar. 20
23 S 12 07 −0 02 −2 40 Mar. 19
24 S 12 04 −0 03 −2 43 Mar. 18
25 M 12 02 −0 02 −2 45 Mar. 17
26 T 12 00 −0 02 −2 47 Mar. 17
27 W 11 57 −0 03 −2 50 Mar. 15
28 T 11 55 −0 02 −2 52 Mar. 15
29 F 11 52 −0 03 −2 55 Mar. 13
30 S 11 50 −0 02 −2 57 Mar. 12
October
1 S 11 48 −0 02 −2 59 Mar. 12
2 M 11 45 −0 03 −3 02 Mar. 10
3 T 11 43 −0 02 −3 04 Mar. 10
4 W 11 40 −0 03 −3 07 Mar. 8
5 T 11 38 −0 02 −3 09 Mar. 8
6 F 11 36 −0 02 −3 11 Mar. 7
7 S 11 33 −0 03 −3 14 Mar. 5
8 S 11 31 −0 02 −3 16 Mar. 5
9 M 11 29 −0 02 −3 18 Mar. 4
10 T 11 26 −0 03 −3 21 Mar. 3
11 W 11 24 −0 02 −3 23 Mar. 2
12 T 11 21 −0 03 −3 26 Feb. 28
13 F 11 19 −0 02 −3 28 Feb. 28
14 S 11 17 −0 02 −3 30 Feb. 27
15 S 11 14 −0 03 −3 33 Feb. 26
16 M 11 12 −0 02 −3 35 Feb. 25
17 T 11 10 −0 02 −3 37 Feb. 24
18 W 11 07 −0 03 −3 40 Feb. 23
19 T 11 05 −0 02 −3 42 Feb. 22
20 F 11 03 −0 02 −3 44 Feb. 21
21 S 11 00 −0 03 −3 47 Feb. 20
22 S 10 58 −0 02 −3 49 Feb. 19
23 M 10 56 −0 02 −3 51 Feb. 18
24 T 10 54 −0 02 −3 53 Feb. 17
25 W 10 51 −0 03 −3 56 Feb. 16
26 T 10 49 −0 02 −3 58 Feb. 15
27 F 10 47 −0 02 −4 00 Feb. 14
28 S 10 45 −0 02 −4 02 Feb. 13
29 S 10 43 −0 02 −4 04 Feb. 12
30 M 10 40 −0 03 −4 07 Feb. 11
31 T 10 38 −0 02 −4 09 Feb. 10
November
1 W 10 36 −0 02 −4 11 Feb. 9
2 T 10 34 −0 02 −4 13 Feb. 8
3 F 10 32 −0 02 −4 15 Feb. 7
4 S 10 30 −0 02 −4 17 Feb. 6
5 S 10 28 −0 02 −4 19 Feb. 5
6 M 10 26 −0 02 −4 21 Feb. 4
7 T 10 24 −0 02 −4 23 Feb. 3
8 W 10 22 −0 02 −4 25 Feb. 2
9 T 10 20 −0 02 −4 27 Feb. 1
10 F 10 18 −0 02 −4 29 Jan. 31
11 S 10 16 −0 02 −4 31 Jan. 30
12 S 10 14 −0 02 −4 33 Jan. 29
13 M 10 12 −0 02 −4 35 Jan. 28
14 T 10 10 −0 02 −4 37 Jan. 27
15 W 10 08 −0 02 −4 39 Jan. 26
16 T 10 07 −0 01 −4 40 Jan. 25
17 F 10 05 −0 02 −4 42 Jan. 24
18 S 10 03 −0 02 −4 44 Jan. 23
19 S 10 02 −0 01 −4 45 Jan. 22
20 M 10 00 −0 02 −4 47 Jan. 21
21 T 9 58 −0 02 −4 49 Jan. 20
22 W 9 57 −0 01 −4 50 Jan. 19
23 T 9 55 −0 02 −4 52 Jan. 18
24 F 9 54 −0 01 −4 53 Jan. 17
25 S 9 52 −0 02 −4 55 Jan. 16
26 S 9 51 −0 01 −4 56 Jan. 15
27 M 9 50 −0 01 −4 57 Jan. 14
28 T 9 48 −0 02 −4 59 Jan. 13
29 W 9 47 −0 01 −5 00 Jan. 12
30 T 9 46 −0 01 −5 01 Jan. 11
December
1 F 9 45 −0 01 −5 02 Jan. 10
2 S 9 44 −0 01 −5 03 Jan. 10
3 S 9 43 −0 01 −5 04 Jan. 9
4 M 9 42 −0 01 −5 05 Jan. 8
5 T 9 41 −0 01 −5 06 Jan. 7
6 W 9 40 −0 01 −5 07 Jan. 6
7 T 9 39 −0 01 −5 08 Jan. 4
8 F 9 38 −0 01 −5 09 Jan. 3
9 S 9 37 −0 01 −5 10 Jan. 2
10 S 9 37   −5 10 Jan. 2
11 M 9 36 −0 01 −5 11 Dec. 31
12 T 9 35 −0 01 −5 12 Dec. 29
13 W 9 35   −5 12 Dec. 29
14 T 9 34 −0 01 −5 13 Dec. 26
15 F 9 34   −5 13 Dec. 26
16 S 9 34   −5 13 Dec. 26
17 S 9 33 −0 01 −5 14 Dec. 23
18 M 9 33   −5 14 Dec. 23
19 T 9 33   −5 14 Dec. 23
20 W 9 33   −5 14 Dec. 23
21 T 9 33   −5 14 Dec. 23
22 F 9 33     Dec. 23
23 S 9 33     Dec. 21
24 S 9 33     Dec. 21
25 M 9 33     Dec. 21
26 T 9 34 +0 01 +0 01 Dec. 16
27 W 9 34   +0 01 Dec. 16
28 T 9 34   +0 01 Dec. 16
29 F 9 35 +0 01 +0 02 Dec. 13
30 S 9 35   +0 02 Dec. 13
31 S 9 36 +0 01 +0 03 Dec. 11

Made after directions given by Jean Meeus: Astronomical Algorithms (1998)

Position: 37° 47′ 00″ N 122° 25′ 00″ W

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The table shows, in hours and minutes, for how long the upper limb of the Sun is above the horizon in the period 0:00–24:00, and is calculated using standard time (not daylight-saving time).