Week 40 of 2023

October 2, 2023 (Monday) to October 8, 2023 (Sunday)

← Week 39 Week 40 of 2023 Week 41 →
ISO Week Number
Week 40
2023 · Week 40 of 52 total weeks

What dates are in Week 40 of 2023?

Week 40 of 2023 runs from October 2, 2023 (Monday) to October 8, 2023 (Sunday). This is the 40th week of the year according to the ISO 8601 standard, in which weeks start on Monday.

Mon
Oct 2
Day 275
Tue
Oct 3
Day 276
Wed
Oct 4
Day 277
Thu
Oct 5
Day 278
Fri
Oct 6
Day 279
Sat
Oct 7
Day 280
Sun
Oct 8
Day 281
Starts October 2, 2023 Monday · Day 275
Ends October 8, 2023 Sunday · Day 281
Duration 7 days 2023 · 52-week year

📅 Nearby weeks in 2023

Week 38Week 39Week 40Week 41Week 42

📋 All 52 weeks in 2023

12345·678910·1112131415·1617181920·2122232425·2627282930·3132333435·3637383940·4142434445·4647484950·5152

📆 Week 40 in other years

Week 40 · 2022Week 40 · 2024

🔧 Related tools

Week Number Calculator Date to Week 2023 Full Calendar

❓ Related questions about Week 40 of 2023

What day of the week is Oct 2?

Oct 2 is a Monday. It is the first day of Week 40 of 2023.

What day of the week is Oct 8?

Oct 8 is a Sunday. It is the last day of Week 40 of 2023.

What is the ISO week number for Oct 2?

Oct 2 is in Week 40 of 2023 according to ISO 8601.

What is the ISO week number for Oct 8?

Oct 8 is in Week 40 of 2023 according to ISO 8601.

❓ Frequently asked questions about Week 40 of 2023

What dates are in Week 40 of 2023?

Week 40 of 2023 runs from October 2, 2023 to October 8, 2023.

Which day of the year does Week 40 start on?

Week 40 of 2023 starts on October 2, 2023, the 275th day of 2023.

Does Week 40 of 2023 fall entirely within 2023?

Yes, all 7 days of Week 40 of 2023 fall within 2023.

How many weeks are in 2023?

2023 has 52 weeks according to ISO 8601.