What day of the week was July 3, 2012?

July 3, 2012 was a Tuesday. You can work it out in your head with the Doomsday algorithm — this page shows the full step-by-step calculation.

July 3, 2012 was a
Tuesday

July 3, 2012 was a Tuesday — that’s 5,137 days ago. Below you can see exactly how to work the weekday out in your head with the Doomsday algorithm, along with a few other facts about the date.

Weekday

Tuesday

Day of year

185 of 366

ISO week

Week 27

Leap year?

Yes

Zodiac sign

Cancer

Days ago

5,137

How to solve: July 3, 2012

1
Century anchor2000s→ Tuesday (2)
Practice →
2
Divide by 1212 ÷ 12→ 1
Practice →
3
Remainder of 1212 % 12→ 0
Practice →
4
Divide remainder by 40 ÷ 4→ 0
Practice →
5
Year's doomsday(2 + 1 + 0 + 0) % 7→ 3 → Wednesday
Practice →
6
Month doomsdayJuly→ 11th
Practice →
7
Distance3 − 11→ -8
Practice →
8
Final answer(3 + -8) % 7→ 2 → Tuesday

Now you try

Same month, one different day. You already know July 11 is a doomsday — count from there.

July 14, 2012

Do this for any date, without looking it up

The Doomsday algorithm is six short steps. Most people get to a reliable answer in under 30 seconds after an afternoon of practice.

Learn the algorithm Play today’s challenge

Did you know? Did you know that in Greek mythology, Tuesday is associated with the god Ares, the god of war?

July 3, 2012 was aTuesday

How to solve: July 3, 2012

Now you try

Do this for any date, without looking it up

July 3, 2012 was aTuesday

How to solve: July 3, 2012

Now you try

Do this for any date, without looking it up

July 3, 2012 was a
Tuesday

July 3, 2012 was a
Tuesday