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Challenge · Facts & stats

Week facts & stats

7 fact-checked facts about weeks, calendars and how we measure time, each with the reason behind it. 5 more are in today's round and join this page after it closes.

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The basics

About how many weeks are in a year?

Answer52

365 days is 52 weeks plus one day.

Saturday is named after which Roman god?

AnswerSaturn

Saturday comes from Saturn's day.

Going deeper

Wednesday is named after which god?

AnswerWoden (Odin)

Wednesday comes from Woden's day.

Under the ISO 8601 standard, which day starts the week?

AnswerMonday

ISO 8601 weeks run Monday to Sunday.

What does fortnight mean?

AnswerTwo weeks

Fortnight comes from 'fourteen nights'.

Expert level

The ancient Roman market cycle, the nundinae, repeated every how many days?

Answer8

Romans held market days on an eight-day cycle.

What is the maximum number of ISO weeks a year can have?

Answer53

Some years have 53 ISO weeks.

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