Peak birth month in New Zealand
New Zealand: Peak birth month was 9 in 2020. ▼ Falling
Peak birth month in New Zealand, 1980–2020
Source: Human Mortality Database (2025) – processed by Our World in Data.
Analysis
New Zealand recorded 9 for peak birth month in 2020.
The figure is down 10.0% on the previous year and unchanged over ten years.
Over the whole period, peak birth month in New Zealand peaked at 11 in 2006 and was at its lowest, 2, in 2008.
New Zealand ranks 3rd of 40 countries on this measure, in the top 10%.
The long-run direction has been consistently falling across the 41 years of available data.
Peak birth month in New Zealand, year by year
| Year | Value | Change |
|---|---|---|
| 1980 | 9 | — |
| 1981 | 9 | +0.0% |
| 1982 | 9 | +0.0% |
| 1983 | 9 | +0.0% |
| 1984 | 10 | +11.1% |
| 1985 | 10 | +0.0% |
| 1986 | 9 | -10.0% |
| 1987 | 9 | +0.0% |
| 1988 | 9 | +0.0% |
| 1989 | 9 | +0.0% |
| 1990 | 9 | +0.0% |
| 1991 | 9 | +0.0% |
| 1992 | 9 | +0.0% |
| 1993 | 9 | +0.0% |
| 1994 | 9 | +0.0% |
| 1995 | 9 | +0.0% |
| 1996 | 10 | +11.1% |
| 1997 | 10 | +0.0% |
| 1998 | 10 | +0.0% |
| 1999 | 9 | -10.0% |
| 2000 | 9 | +0.0% |
| 2001 | 10 | +11.1% |
| 2002 | 10 | +0.0% |
| 2003 | 9 | -10.0% |
| 2004 | 9 | +0.0% |
| 2005 | 9 | +0.0% |
| 2006 | 11 | +22.2% |
| 2007 | 10 | -9.1% |
| 2008 | 2 | -80.0% |
| 2009 | 9 | +350.0% |
| 2010 | 9 | +0.0% |
| 2011 | 3 | -66.7% |
| 2012 | 10 | +233.3% |
| 2013 | 2 | -80.0% |
| 2014 | 10 | +400.0% |
| 2015 | 2 | -80.0% |
| 2016 | 8 | +300.0% |
| 2017 | 10 | +25.0% |
| 2018 | 2 | -80.0% |
| 2019 | 10 | +400.0% |
| 2020 | 9 | -10.0% |
New Zealand compared with similar countries
- New Zealand's 9 is above the median for East Asia & Pacific, which is 8, 1.1× the median. (5 countries reporting)
- New Zealand's 9 is above the median for high income countries, which is 7, 1.3× the median. (38 countries reporting)
Biggest year-on-year movements
Years where Peak birth month in New Zealand changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2014 | +400.0% | 2 | 10 |
| 2019 | +400.0% | 2 | 10 |
| 2009 | +350.0% | 2 | 9 |
| 2016 | +300.0% | 2 | 8 |
| 2012 | +233.3% | 3 | 10 |
| 2008 | -80.0% | 10 | 2 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 9.2 | 9 | 10 | 10 |
| 1990s | 9.3 | 9 | 10 | 10 |
| 2000s | 8.8 | 2 | 11 | 10 |
| 2010s | 6.6 | 2 | 10 | 10 |
| 2020s | 9 | 9 | 9 | 1 |
Countries ranked near New Zealand
More population data for New Zealand
- Un population 2024 vs 2022, annual growth rate -0.0739 % change on previous year (2100)
- Population long run with projections, annual growth rate -0.0744 % change on previous year (2100)
- Urban and rural population 2050, annual growth rate -14.71 % change on previous year (2050)
- Population regions with projections, annual growth rate -0.0744 % change on previous year (2100)
- Population growth rate, by level of development -0.1% (2100)
- Number of children under 5, by world region 256,010 people (2100)
- Population density 22.07 people per km² (2100)
- World population growth -0.1% (2100)
- Projected population under age 5, annual growth rate -0.191 % change on previous year (2100)
- Africa's Development Dynamics (AfDD) Table 03 - Annual population 0.628 Percent per annum (2030)
Frequently asked questions
- What is peak birth month in New Zealand?
- Peak birth month in New Zealand was 9 in 2020, according to Human Mortality Database (2025) – processed by Our World in Data.
- What is the highest peak birth month recorded in New Zealand?
- The highest recorded value was 11 in 2006.
- What is the lowest peak birth month recorded in New Zealand?
- The lowest recorded value was 2 in 2008.
- How does New Zealand rank for peak birth month?
- New Zealand ranks 3rd out of 40 countries with data for 2020.
- Is peak birth month rising or falling in New Zealand?
- Over the last ten years it is unchanged. The long-run trend across the full record is falling.
- Where does this New Zealand data come from?
- The figures come from Human Mortality Database (2025) – processed by Our World in Data, published as part of Peak birth month. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 41 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Number corresponding to the month with the highest daily birth rate.