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Calendar of days and public holidays September 2025

The month as a list: one day per row, with public holidays, week numbers and moon phases

All of September 2025 row by row: each day with its public holidays, ISO week number, day of the year and moon phase. It’s the agenda version of the monthly calendar, easy to consult and to print as a planner. Download it as a PDF or JPG, or copy it into Excel and InDesign.

Canada • Ontario
America/Toronto UTC-4 •
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September 2025

Week Day Events Year day Week
36 Sunday
243 36
36 Monday
Labour Day
244 36
36 Tuesday
245 36
36 Wednesday
246 36
36 Thursday
247 36
36 Friday
248 36
36 Saturday
249 36
37 Sunday
250 37
37 Monday
251 37
37 Tuesday
252 37
37 Wednesday
253 37
37 Thursday
254 37
37 Friday
255 37
37 Saturday
256 37
38 Sunday
257 38
38 Monday
258 38
38 Tuesday
259 38
38 Wednesday
260 38
38 Thursday
261 38
38 Friday
262 38
38 Saturday
263 38
39 Sunday
264 39
39 Monday
265 39
39 Tuesday
266 39
39 Wednesday
267 39
39 Thursday
268 39
39 Friday
269 39
39 Saturday
270 39
40 Sunday
271 40
40 Monday
272 40
40 Tuesday
273 40
40 Wednesday
274 40
40 Thursday
275 40
40 Friday
276 40
40 Saturday
277 40

Events • National holidays

1
September
Labour Day

Events • Moon phases

7
September
2:10 p.m. • Full Moon
14
September
6:34 a.m. • Last Quarter
21
September
3:55 p.m. • New Moon
29
September
7:54 p.m. • First Quarter