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Months equal to August 1981

The month August 1981 has 31 days and starts on a Saturday. August 1981 has 5 Saturdays, 5 Sundays, 5 Mondays.

Months which have the same number of days and starting weekday as August 1981
YearMonthCompared to August 1981Since last
1971May10 years, 3 months before
1972January9 years, 7 months before+ 8 months
1972July9 years, 1 months before+ 6 months
1973December7 years, 8 months before+ 17 months
1975March6 years, 5 months before+ 15 months
1976May5 years, 3 months before+ 14 months
1977January4 years, 7 months before+ 8 months
1977October3 years, 10 months before+ 9 months
1978July3 years, 1 months before+ 9 months
1979December20 months before+ 17 months
1980March17 months before+ 3 months
1981Augustselected month+ 17 months
1982May9 months after+ 9 months
1983January17 months after+ 8 months
1983October2 years, 2 months after+ 9 months
1984December3 years, 4 months after+ 14 months
1986March4 years, 7 months after+ 15 months
1987August6 years after+ 17 months
1988October7 years, 2 months after+ 14 months
1989July7 years, 11 months after+ 9 months
1990December9 years, 4 months after+ 17 months
Between years 1971 and 1991 this occurs 21 times. Note that holidays seldom match exactly. Selected month is highlighted.

Which Years Have the Same Calendar?

Reuse your yearly calendar by finding years that have the same number of days and start on the same day of the week.

Which Months Have the Same Calendar?

Find months that have the same number of days and start on the same day of the week.

When Does a Date Fall on a Certain Weekday?

Do you feel dates like Friday the 13th occur often? This calculator tells you exactly when.

About repeating months

A year has 7 months containing 31 days, 4 months containing 30 days and the final month has either 28 or 29 days. All weekdays occur four times.

This means that:

  • 31-day months repeat on average once every year.
  • 30-day months repeat on average four times every 7 years.
  • 29-day months repeat on average once every 28 years.
  • 28-day months repeat on average 3 times every 28 years.