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July 18, 1958 was a
Friday

July 18, 1958 was a Friday — that’s 24,797 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
Friday
Day of year
199 of 365
ISO week
Week 29
Leap year?
No
Zodiac sign
Cancer
Days ago
24,797

How to solve: July 18, 1958

  1. 1
    Century anchor1900s→Wednesday (3)
    Practice →
  2. 2
    Divide by 1258 ÷ 12→4
    Practice →
  3. 3
    Remainder of 1258 % 12→10
    Practice →
  4. 4
    Divide remainder by 410 ÷ 4→2
    Practice →
  5. 5
    Year's doomsday(3 + 4 + 10 + 2) % 7→5 → Friday
    Practice →
  6. 6
    Month doomsdayJuly→11th
    Practice →
  7. 7
    Distance18 − 11→7
    Practice →
  8. 8
    Final answer(5 + 7) % 7→5 → Friday

On this day in history

  • 1918Birth of Nelson Mandela
  • 1968Intel is founded

Related dates

Day beforeJuly 17, 1958 — ThursdayDay afterJuly 19, 1958 — SaturdayOne year earlierJuly 18, 1957 — ThursdayOne year laterJuly 18, 1959 — Saturday
Want to be able to do this for any date in seconds? Read the guide or practice the algorithm.
Did you know? Did you know that 'Black Friday' refers to the day after the U.S. Thanksgiving, which marks the beginning of the Christmas shopping season?