What day of the week was March 31, 1890?

March 31, 1890 was a Monday. You can work it out in your head with the Doomsday algorithm — this page shows the full step-by-step calculation.

What happened on March 31?

1889: Eiffel Tower is inaugurated. 1999: The Matrix is released

March 31, 1890 was a
Monday

March 31, 1890 was a Monday — that’s 49,790 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

Monday

Day of year

90 of 365

ISO week

Week 14

Leap year?

Zodiac sign

Aries

Days ago

49,790

How to solve: March 31, 1890

1
Century anchor1800s→ Friday (5)
Practice →
2
Divide by 1290 ÷ 12→ 7
Practice →
3
Remainder of 1290 % 12→ 6
Practice →
4
Divide remainder by 46 ÷ 4→ 1
Practice →
5
Year's doomsday(5 + 7 + 6 + 1) % 7→ 5 → Friday
Practice →
6
Month doomsdayMarch→ 14th
Practice →
7
Distance31 − 14→ 17
Practice →
8
Final answer(5 + 17) % 7→ 1 → Monday

Now you try

Same month, one different day. You already know March 14 is a doomsday — count from there.

March 11, 1890

On this day in history

1889Eiffel Tower is inaugurated
1999The Matrix is released

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 the fear of Mondays is called 'lunaphobia'?

March 31, 1890 was aMonday

How to solve: March 31, 1890

Now you try

On this day in history

Do this for any date, without looking it up

March 31, 1890 was aMonday

How to solve: March 31, 1890

Now you try

On this day in history

Do this for any date, without looking it up

March 31, 1890 was a
Monday

March 31, 1890 was a
Monday