Week 31 of 2025

July 28, 2025 (Monday) to August 3, 2025 (Sunday)

← Week 30 Week 31 of 2025 Week 32 →
ISO Week Number
Week 31
2025 · Week 31 of 52 total weeks

What dates are in Week 31 of 2025?

Week 31 of 2025 runs from July 28, 2025 (Monday) to August 3, 2025 (Sunday). This is the 31th week of the year according to the ISO 8601 standard, in which weeks start on Monday.

Mon
Jul 28
Day 209
Tue
Jul 29
Day 210
Wed
Jul 30
Day 211
Thu
Jul 31
Day 212
Fri
Aug 1
Day 213
Sat
Aug 2
Day 214
Sun
Aug 3
Day 215
Starts July 28, 2025 Monday · Day 209
Ends August 3, 2025 Sunday · Day 215
Duration 7 days 2025 · 52-week year

📅 Nearby weeks in 2025

Week 29Week 30Week 31Week 32Week 33

📋 All 52 weeks in 2025

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

📆 Week 31 in other years

Week 31 · 2024Week 31 · 2026

🔧 Related tools

Week Number Calculator Date to Week 2025 Full Calendar

❓ Related questions about Week 31 of 2025

What day of the week is Jul 28?

Jul 28 is a Monday. It is the first day of Week 31 of 2025.

What day of the week is Aug 3?

Aug 3 is a Sunday. It is the last day of Week 31 of 2025.

What is the ISO week number for Jul 28?

Jul 28 is in Week 31 of 2025 according to ISO 8601.

What is the ISO week number for Aug 3?

Aug 3 is in Week 31 of 2025 according to ISO 8601.

❓ Frequently asked questions about Week 31 of 2025

What dates are in Week 31 of 2025?

Week 31 of 2025 runs from July 28, 2025 to August 3, 2025.

Which day of the year does Week 31 start on?

Week 31 of 2025 starts on July 28, 2025, the 209th day of 2025.

Does Week 31 of 2025 fall entirely within 2025?

Yes, all 7 days of Week 31 of 2025 fall within 2025.

How many weeks are in 2025?

2025 has 52 weeks according to ISO 8601.