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1966 Quarterly Calendar

1966 split into four 3-month calendars. Q1 starts on Saturday, January 1, 1966 and has 90 days; Q2 is the busiest quarter with 64 US working days, and Q4 the lightest with 61. Each quarter lists its dates, working days, ISO weeks and federal holidays.

Q1 1966January – March

90 days · 62 working days · W52 (1965)–W13

January 196620 work days
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February 196619 work days
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March 196623 work days
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Q2 1966April – June

91 days · 64 working days · W13–W26

April 196621 work days
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May 196621 work days
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June 196622 work days
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Q3 1966July – September

92 days · 64 working days · W26–W39

July 196620 work days
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August 196623 work days
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September 196621 work days
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Q4 1966October – December

92 days · 61 working days · W39–W52

October 196620 work days
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November 196620 work days
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December 196621 work days
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1966 Quarters at a Glance

QuarterDatesDaysWorking daysISO weeksFederal holidays
Q1Sat, Jan 1 – Thu, Mar 319062W52 (1965)–W13New Year's Day, MLK Day, Presidents' Day
Q2Fri, Apr 1 – Thu, Jun 309164W13–W26Memorial Day
Q3Fri, Jul 1 – Fri, Sep 309264W26–W39Independence Day, Labor Day
Q4Sat, Oct 1 – Sat, Dec 319261W39–W52Columbus Day, Veterans Day, Thanksgiving, Christmas Day

1966 Quarterly Calendar FAQ

When does each quarter of 1966 start and end?

Q1 runs from Saturday, January 1, 1966 to Thursday, March 31, 1966 (90 days); Q2 runs from Friday, April 1, 1966 to Thursday, June 30, 1966 (91 days); Q3 runs from Friday, July 1, 1966 to Friday, September 30, 1966 (92 days); Q4 runs from Saturday, October 1, 1966 to Saturday, December 31, 1966 (92 days).

How many working days are in each quarter of 1966?

Q1 has 62, Q2 has 64, Q3 has 64, Q4 has 61 US working days (Monday to Friday minus federal days off). Q2 has the most and Q4 the fewest.

Which ISO weeks fall in each 1966 quarter?

Q1 runs from W52 (1965) to W13, Q2 runs from W13 to W26, Q3 runs from W26 to W39, Q4 runs from W39 to W52. Weeks that start in one quarter and end in the next appear in both.

Are these calendar quarters or fiscal quarters?

They are calendar quarters. The US federal fiscal year starts on October 1, so October to December 1966 (calendar Q4) is Q1 of federal fiscal year 1967.

Make Your Own 1966 Quarterly Planner

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