---
title: "1985 Calendar with Week Numbers (ISO Weeks, Printable)"
description: "1985 calendar with ISO week numbers on every row and a list of all 52 weeks with start and end dates. Week 1 starts on Monday, December 31, 1984."
canonical_url: "https://calendarbest.com/calendar/1985/week-numbers"
locale: en
meta:
  "og:description": "1985 calendar with ISO week numbers on every row and a list of all 52 weeks with start and end dates. Week 1 starts on Monday, December 31, 1984."
  "og:image": "https://calendarbest.com/og-image-calendar.png"
  "og:title": "1985 Calendar with Week Numbers (ISO Weeks, Printable) | CalendarBest"
  "twitter:description": "1985 calendar with ISO week numbers on every row and a list of all 52 weeks with start and end dates. Week 1 starts on Monday, December 31, 1984."
  "twitter:image": "https://calendarbest.com/og-image-calendar.png"
  "twitter:title": "1985 Calendar with Week Numbers (ISO Weeks, Printable) | CalendarBest"
---

> Index of every page on this site: [llms.txt](https://calendarbest.com/llms.txt)

[**January 1985**](https://calendarbest.com/calendar/1985/01)

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[**February 1985**](https://calendarbest.com/calendar/1985/02)

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[**March 1985**](https://calendarbest.com/calendar/1985/03)

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[**April 1985**](https://calendarbest.com/calendar/1985/04)

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[**May 1985**](https://calendarbest.com/calendar/1985/05)

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[**June 1985**](https://calendarbest.com/calendar/1985/06)

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[**July 1985**](https://calendarbest.com/calendar/1985/07)

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[**August 1985**](https://calendarbest.com/calendar/1985/08)

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[**September 1985**](https://calendarbest.com/calendar/1985/09)

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[**October 1985**](https://calendarbest.com/calendar/1985/10)

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[**November 1985**](https://calendarbest.com/calendar/1985/11)

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[**December 1985**](https://calendarbest.com/calendar/1985/12)

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## **All 52 Weeks of 1985**

| Week | Starts (Mon) | Ends (Sun) | Federal holidays |
| --- | --- | --- | --- |
| **1** | Dec 31, 1984 | Jan 6, 1985 | New Year's Day |
| **2** | Jan 7, 1985 | Jan 13, 1985 | — |
| **3** | Jan 14, 1985 | Jan 20, 1985 | — |
| **4** | Jan 21, 1985 | Jan 27, 1985 | MLK Day |
| **5** | Jan 28, 1985 | Feb 3, 1985 | — |
| **6** | Feb 4, 1985 | Feb 10, 1985 | — |
| **7** | Feb 11, 1985 | Feb 17, 1985 | — |
| **8** | Feb 18, 1985 | Feb 24, 1985 | Presidents' Day |
| **9** | Feb 25, 1985 | Mar 3, 1985 | — |
| **10** | Mar 4, 1985 | Mar 10, 1985 | — |
| **11** | Mar 11, 1985 | Mar 17, 1985 | — |
| **12** | Mar 18, 1985 | Mar 24, 1985 | — |
| **13** | Mar 25, 1985 | Mar 31, 1985 | — |
| **14** | Apr 1, 1985 | Apr 7, 1985 | — |
| **15** | Apr 8, 1985 | Apr 14, 1985 | — |
| **16** | Apr 15, 1985 | Apr 21, 1985 | — |
| **17** | Apr 22, 1985 | Apr 28, 1985 | — |
| **18** | Apr 29, 1985 | May 5, 1985 | — |
| **19** | May 6, 1985 | May 12, 1985 | — |
| **20** | May 13, 1985 | May 19, 1985 | — |
| **21** | May 20, 1985 | May 26, 1985 | — |
| **22** | May 27, 1985 | Jun 2, 1985 | Memorial Day |
| **23** | Jun 3, 1985 | Jun 9, 1985 | — |
| **24** | Jun 10, 1985 | Jun 16, 1985 | — |
| **25** | Jun 17, 1985 | Jun 23, 1985 | — |
| **26** | Jun 24, 1985 | Jun 30, 1985 | — |
| **27** | Jul 1, 1985 | Jul 7, 1985 | Independence Day |
| **28** | Jul 8, 1985 | Jul 14, 1985 | — |
| **29** | Jul 15, 1985 | Jul 21, 1985 | — |
| **30** | Jul 22, 1985 | Jul 28, 1985 | — |
| **31** | Jul 29, 1985 | Aug 4, 1985 | — |
| **32** | Aug 5, 1985 | Aug 11, 1985 | — |
| **33** | Aug 12, 1985 | Aug 18, 1985 | — |
| **34** | Aug 19, 1985 | Aug 25, 1985 | — |
| **35** | Aug 26, 1985 | Sep 1, 1985 | — |
| **36** | Sep 2, 1985 | Sep 8, 1985 | Labor Day |
| **37** | Sep 9, 1985 | Sep 15, 1985 | — |
| **38** | Sep 16, 1985 | Sep 22, 1985 | — |
| **39** | Sep 23, 1985 | Sep 29, 1985 | — |
| **40** | Sep 30, 1985 | Oct 6, 1985 | — |
| **41** | Oct 7, 1985 | Oct 13, 1985 | — |
| **42** | Oct 14, 1985 | Oct 20, 1985 | Columbus Day |
| **43** | Oct 21, 1985 | Oct 27, 1985 | — |
| **44** | Oct 28, 1985 | Nov 3, 1985 | — |
| **45** | Nov 4, 1985 | Nov 10, 1985 | — |
| **46** | Nov 11, 1985 | Nov 17, 1985 | Veterans Day |
| **47** | Nov 18, 1985 | Nov 24, 1985 | — |
| **48** | Nov 25, 1985 | Dec 1, 1985 | Thanksgiving |
| **49** | Dec 2, 1985 | Dec 8, 1985 | — |
| **50** | Dec 9, 1985 | Dec 15, 1985 | — |
| **51** | Dec 16, 1985 | Dec 22, 1985 | — |
| **52** | Dec 23, 1985 | Dec 29, 1985 | Christmas Day |

## **1985 Week Numbers FAQ**

### **How many weeks are in 1985?**

1985 has 52 ISO weeks. Week 1 runs from Monday, December 31, 1984 to Sunday, January 6, 1985, and week 52 ends on Sunday, December 29, 1985.

### **What week number is January 1, 1985?**

January 1, 1985 is a Tuesday in week 1 of 1985.

### **How are ISO week numbers counted?**

ISO 8601 weeks start on Monday. Week 1 is the week that contains the first Thursday of the year, which is the same as the week that contains January 4. A year has 52 weeks, or 53 when it starts on a Thursday (or on a Wednesday in a leap year).

## **Make a 1985 Calendar PDF**

Open 1985 in the builder, add your own events, and export a PDF.

[Customize the 1985 Calendar](https://calendarbest.com/builder?month=1985-01)

```json
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```

```json
{"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"How many weeks are in 1985?","acceptedAnswer":{"@type":"Answer","text":"1985 has 52 ISO weeks. Week 1 runs from Monday, December 31, 1984 to Sunday, January 6, 1985, and week 52 ends on Sunday, December 29, 1985."}},{"@type":"Question","name":"What week number is January 1, 1985?","acceptedAnswer":{"@type":"Answer","text":"January 1, 1985 is a Tuesday in week 1 of 1985."}},{"@type":"Question","name":"How are ISO week numbers counted?","acceptedAnswer":{"@type":"Answer","text":"ISO 8601 weeks start on Monday. Week 1 is the week that contains the first Thursday of the year, which is the same as the week that contains January 4. A year has 52 weeks, or 53 when it starts on a Thursday (or on a Wednesday in a leap year)."}}]}
```

```json
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```

## Sitemap

See the full [sitemap](https://calendarbest.com/sitemap.md) for all pages.