Maandkalender september 2025. Voor elke dag in september zie je het weeknummer, zonsopkomst, zonsondergang en aantal uren licht.
Maanstanden
| week 38 | 16 september | Prinsjesdag |
| week 39 | 22 september | Herfst |
| ma | 1 september | ↑ | 06:51 | ↓ | 20:29 | ☀ | 13u 38m |
| di | 2 september | ↑ | 06:53 | ↓ | 20:27 | ☀ | 13u 34m |
| wo | 3 september | ↑ | 06:54 | ↓ | 20:24 | ☀ | 13u 30m |
| do | 4 september | ↑ | 06:56 | ↓ | 20:22 | ☀ | 13u 26m |
| vr | 5 september | ↑ | 06:58 | ↓ | 20:20 | ☀ | 13u 22m |
| za | 6 september | ↑ | 06:59 | ↓ | 20:17 | ☀ | 13u 18m |
| zo | 7 september | ↑ | 07:01 | ↓ | 20:15 | ☀ | 13u 14m |
| ma | 8 september | ↑ | 07:03 | ↓ | 20:13 | ☀ | 13u 10m |
| di | 9 september | ↑ | 07:04 | ↓ | 20:10 | ☀ | 13u 6m |
| wo | 10 september | ↑ | 07:06 | ↓ | 20:08 | ☀ | 13u 2m |
| do | 11 september | ↑ | 07:08 | ↓ | 20:06 | ☀ | 12u 58m |
| vr | 12 september | ↑ | 07:09 | ↓ | 20:03 | ☀ | 12u 54m |
| za | 13 september | ↑ | 07:11 | ↓ | 20:01 | ☀ | 12u 50m |
| zo | 14 september | ↑ | 07:12 | ↓ | 19:59 | ☀ | 12u 47m |
| ma | 15 september | ↑ | 07:14 | ↓ | 19:56 | ☀ | 12u 42m |
| di | 16 september | ↑ | 07:16 | ↓ | 19:54 | ☀ | 12u 38m |
| wo | 17 september | ↑ | 07:17 | ↓ | 19:52 | ☀ | 12u 35m |
| do | 18 september | ↑ | 07:19 | ↓ | 19:49 | ☀ | 12u 30m |
| vr | 19 september | ↑ | 07:21 | ↓ | 19:47 | ☀ | 12u 26m |
| za | 20 september | ↑ | 07:22 | ↓ | 19:44 | ☀ | 12u 22m |
| zo | 21 september | ↑ | 07:24 | ↓ | 19:42 | ☀ | 12u 18m |
| ma | 22 september | ↑ | 07:26 | ↓ | 19:40 | ☀ | 12u 14m |
| di | 23 september | ↑ | 07:27 | ↓ | 19:37 | ☀ | 12u 10m |
| wo | 24 september | ↑ | 07:29 | ↓ | 19:35 | ☀ | 12u 6m |
| do | 25 september | ↑ | 07:31 | ↓ | 19:33 | ☀ | 12u 2m |
| vr | 26 september | ↑ | 07:32 | ↓ | 19:30 | ☀ | 11u 58m |
| za | 27 september | ↑ | 07:34 | ↓ | 19:28 | ☀ | 11u 54m |
| zo | 28 september | ↑ | 07:36 | ↓ | 19:25 | ☀ | 11u 49m |
| ma | 29 september | ↑ | 07:38 | ↓ | 19:23 | ☀ | 11u 45m |
| di | 30 september | ↑ | 07:39 | ↓ | 19:21 | ☀ | 11u 42m |
Week 36 in 2025 begint op maandag 1 september en eindigt op zondag 7 september.
Week 37 in 2025 begint op maandag 8 september en eindigt op zondag 14 september.
Op dinsdag 16 september 2025 is het prinsjesdag.
Dinsdag 16 september 2025 valt in week 38. Week 38 begint op maandag 15 september en eindigt op zondag 21 september.
Week 38 in 2025 begint op maandag 15 september en eindigt op zondag 21 september.
Op maandag 22 september 2025 is het herfst.
Maandag 22 september 2025 valt in week 39. Week 39 begint op maandag 22 september en eindigt op zondag 28 september.
Week 39 in 2025 begint op maandag 22 september en eindigt op zondag 28 september.
Week 40 in 2025 begint op maandag 29 september en eindigt op zondag 5 oktober.
September 2025 heeft 5 weken. Week 36 start op maandag 1 september en week 40 start op maandag 29 september.