Week 18 of 2025

April 28, 2025 (Monday) to May 4, 2025 (Sunday)

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ISO Week Number
Week 18
2025 · Week 18 of 52 total weeks

What dates are in Week 18 of 2025?

Week 18 of 2025 runs from April 28, 2025 (Monday) to May 4, 2025 (Sunday). This is the 18th week of the year according to the ISO 8601 standard, in which weeks start on Monday.

Mon
Apr 28
Day 118
Tue
Apr 29
Day 119
Wed
Apr 30
Day 120
Thu
May 1
Day 121
Fri
May 2
Day 122
Sat
May 3
Day 123
Sun
May 4
Day 124
Starts April 28, 2025 Monday · Day 118
Ends May 4, 2025 Sunday · Day 124
Duration 7 days 2025 · 52-week year

📅 Nearby weeks in 2025

Week 16Week 17Week 18Week 19Week 20

📋 All 52 weeks in 2025

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

📆 Week 18 in other years

Week 18 · 2024Week 18 · 2026

🔧 Related tools

Week Number Calculator Date to Week 2025 Full Calendar

❓ Related questions about Week 18 of 2025

What day of the week is Apr 28?

Apr 28 is a Monday. It is the first day of Week 18 of 2025.

What day of the week is May 4?

May 4 is a Sunday. It is the last day of Week 18 of 2025.

What is the ISO week number for Apr 28?

Apr 28 is in Week 18 of 2025 according to ISO 8601.

What is the ISO week number for May 4?

May 4 is in Week 18 of 2025 according to ISO 8601.

❓ Frequently asked questions about Week 18 of 2025

What dates are in Week 18 of 2025?

Week 18 of 2025 runs from April 28, 2025 to May 4, 2025.

Which day of the year does Week 18 start on?

Week 18 of 2025 starts on April 28, 2025, the 118th day of 2025.

Does Week 18 of 2025 fall entirely within 2025?

Yes, all 7 days of Week 18 of 2025 fall within 2025.

How many weeks are in 2025?

2025 has 52 weeks according to ISO 8601.