(i) 12-month inflation: normally considered as inflation rate, is defined as the percentage change in the monthly consumer price index (CPI). For example, the 12-month inflation rate for November 2017 is the percentage change in the CPI of November 2017 and November 2016.
(ii) Annual average inflation: is the percentage change in the annual average consumer price index (CPI) of the corresponding months e.g. November 2017 and November 2016.
(iii) Source: Kenya National Bureau of Statistics.
| Year | Month | Annual Average Inflation | 12 Month Inflation |
|---|---|---|---|
| 2009 | April | 16.72 | 12.42 |
| 2010 | June | 5.43 | 3.49 |
| 2010 | July | 5.03 | 3.57 |
| 2010 | August | 4.69 | 3.22 |
| 2010 | September | 4.4 | 3.21 |
| 2010 | October | 4.12 | 3.18 |
| 2010 | November | 4.02 | 3.84 |
| 2010 | December | 3.96 | 4.51 |
| 2011 | January | 3.93 | 5.42 |
| 2011 | February | 4.05 | 6.54 |
| 2011 | March | 4.49 | 9.19 |
| 2011 | April | 5.2 | 12.05 |
| 2010 | May | 5.85 | 3.88 |
| 2010 | April | 6.32 | 3.66 |
| 2009 | May | 15.93 | 9.61 |
| 2009 | June | 15.11 | 8.6 |
| 2009 | July | 14.35 | 8.44 |
| 2009 | August | 13.42 | 7.36 |
| 2009 | September | 12.41 | 6.74 |
| 2009 | October | 11.42 | 6.62 |
| 2009 | November | 10.24 | 5 |
| 2009 | December | 9.24 | 5.32 |
| 2010 | January | 8.64 | 5.95 |
| 2010 | February | 7.88 | 5.18 |
| 2010 | March | 7.03 | 3.97 |
| 2011 | May | 5.96 | 12.95 |
| 2011 | June | 6.88 | 14.48 |
| 2012 | August | 14.33 | 6.09 |
| 2012 | September | 13.29 | 5.32 |
| 2012 | October | 12.04 | 4.14 |
| 2012 | November | 10.67 | 3.25 |
| 2012 | December | 9.38 | 3.2 |
| 2013 | January | 8.2 | 3.67 |
| 2013 | February | 7.24 | 4.45 |
| 2013 | March | 6.33 | 4.11 |
| 2013 | April | 5.61 | 4.14 |
| 2013 | May | 4.96 | 4.05 |
| 2013 | June | 4.56 | 4.91 |
| 2012 | July | 15.27 | 7.74 |
| 2012 | June | 15.97 | 10.05 |
| 2011 | July | 7.88 | 15.53 |
| 2011 | August | 9 | 16.67 |
| 2011 | September | 10.18 | 17.32 |
| 2011 | October | 11.49 | 18.91 |
| 2011 | November | 12.82 | 19.72 |
| 2011 | December | 14.02 | 18.93 |
| 2012 | January | 15.1 | 18.31 |
| 2012 | February | 15.93 | 16.69 |
| 2012 | March | 16.45 | 15.61 |
| 2012 | April | 16.5 | 13.06 |
| 2012 | May | 16.4 | 12.22 |
| 2013 | July | 4.44 | 6.03 |
| 2005 | January | 12.27 | 14.87 |
| 2006 | March | 8.61 | 8.85 |
| 2006 | April | 7.77 | 5.44 |
| 2006 | May | 6.95 | 4.47 |
| 2006 | June | 6.33 | 4.28 |
| 2006 | July | 5.73 | 4.16 |
| 2006 | August | 5.57 | 4.92 |
| 2006 | September | 5.7 | 5.93 |
| 2006 | October | 5.94 | 6.55 |
| 2006 | November | 6.12 | 6.64 |
| 2006 | December | 6.39 | 7.98 |
| 2007 | January | 6.08 | 4.63 |
| 2006 | February | 9.01 | 9.39 |
| 2006 | January | 9.36 | 8.39 |
| 2005 | February | 12.6 | 13.94 |
| 2005 | March | 13.07 | 14.15 |
| 2005 | April | 13.76 | 16.02 |
| 2005 | May | 14.61 | 14.78 |
| 2005 | June | 15.1 | 11.92 |
| 2005 | July | 15.34 | 11.76 |
| 2005 | August | 14.53 | 6.87 |
| 2005 | September | 13.24 | 4.27 |
| 2005 | October | 11.99 | 3.72 |
| 2005 | November | 10.89 | 4.4 |
| 2005 | December | 9.87 | 4.7 |
| 2007 | February | 5.55 | 3.02 |
| 2007 | March | 4.99 | 2.19 |
| 2008 | May | 8.7 | 18.61 |
| 2008 | June | 9.86 | 17.87 |
| 2008 | July | 10.83 | 17.12 |
| 2009 | January | 16.56 | 13.22 |
| 2008 | August | 11.92 | 18.33 |
| 2008 | September | 13.02 | 18.73 |
| 2008 | October | 14.13 | 18.74 |
| 2008 | November | 15.25 | 19.54 |
| 2008 | December | 16.27 | 17.83 |
| 2009 | February | 16.87 | 14.69 |
| 2009 | March | 17.07 | 14.6 |
| 2008 | April | 7.32 | 16.12 |
| 2008 | March | 6.13 | 11.9 |
| 2007 | May | 4.47 | 1.96 |
| 2007 | April | 4.69 | 1.85 |
| 2007 | June | 4.46 | 4.07 |
| 2007 | July | 4.57 | 5.48 |
| 2007 | August | 4.6 | 5.3 |
| 2008 | February | 5.32 | 10.58 |
| 2007 | September | 4.57 | 5.53 |
| 2007 | October | 4.48 | 5.38 |
| 2007 | November | 4.45 | 6.08 |
| 2007 | December | 4.27 | 5.7 |
| 2008 | January | 4.69 | 9.4 |
| 2014 | October | 7.08 | 6.43 |
| 2014 | September | 7.19 | 6.6 |
| 2014 | August | 7.33 | 8.36 |
| 2014 | July | 7.19 | 7.67 |
| 2014 | November | 6.97 | 6.09 |
| 2014 | December | 6.88 | 6.02 |
| 2015 | January | 6.74 | 5.53 |
| 2015 | February | 6.63 | 5.61 |
| 2015 | March | 6.63 | 6.31 |
| 2015 | May | 6.65 | 6.87 |
| 2015 | April | 6.69 | 7.08 |
| 2014 | June | 7.05 | 7.39 |
| 2014 | May | 6.85 | 7.3 |
| 2018 | January | 7.79 | 4.83 |
| 2013 | August | 4.5 | 6.67 |
| 2013 | September | 4.75 | 8.29 |
| 2013 | October | 5.05 | 7.76 |
| 2013 | November | 5.39 | 7.36 |
| 2013 | December | 5.72 | 7.15 |
| 2014 | January | 6.01 | 7.21 |
| 2014 | February | 6.21 | 6.86 |
| 2014 | March | 6.39 | 6.27 |
| 2014 | April | 6.58 | 6.41 |
| 2023 | April | 8.71 | 7.9 |
| 2020 | September | 5.79 | 4.2 |
| 2022 | February | 6.23 | 5.08 |
| 2022 | March | 6.29 | 5.56 |
| 2022 | April | 6.05 | 6.47 |
| 2022 | May | 6.16 | 7.08 |
| 2022 | June | 6.29 | 7.91 |
| 2022 | July | 6.45 | 8.32 |
| 2022 | August | 6.61 | 8.53 |
| 2022 | September | 6.81 | 9.18 |
| 2022 | October | 7.48 | 9.59 |
| 2022 | November | 7.38 | 9.48 |
| 2022 | December | 7.66 | 9.06 |
| 2023 | January | 7.95 | 8.98 |
| 2023 | February | 8.3 | 9.23 |
| 2022 | January | 6.08 | 5.39 |
| 2021 | December | 5.62 | 5.73 |
| 2021 | November | 6.1 | 5.8 |
| 2020 | October | 5.67 | 4.84 |
| 2020 | November | 5.53 | 5.33 |
| 2020 | December | 5.41 | 5.62 |
| 2021 | January | 5.74 | 5.69 |
| 2021 | February | 5.16 | 5.78 |
| 2021 | March | 5.17 | 5.9 |
| 2021 | April | 4.66 | 5.76 |
| 2021 | May | 5.2 | 5.87 |
| 2021 | June | 5.35 | 6.32 |
| 2021 | July | 5.53 | 6.55 |
| 2021 | August | 5.71 | 6.57 |
| 2021 | September | 5.35 | 6.91 |
| 2021 | October | 6.07 | 6.45 |
| 2023 | March | 8.59 | 9.19 |
| 2023 | May | 8.78 | 8.03 |
| 2024 | October | 5.14 | 2.72 |
| 2024 | November | 4.81 | 2.75 |
| 2024 | December | 4.5 | 2.99 |
| 2025 | January | 4.21 | 3.28 |
| 2025 | February | 3.98 | 3.45 |
| 2025 | March | 3.81 | 3.62 |
| 2025 | April | 3.74 | 4.11 |
| 2025 | May | 3.63 | 3.75 |
| 2025 | June | 3.56 | 3.82 |
| 2025 | July | 3.55 | 4.15 |
| 2025 | August | 3.56 | 4.53 |
| 2025 | September | 3.65 | 4.58 |
| 2025 | October | 3.8 | 4.56 |
| 2024 | September | 5.5 | 3.56 |
| 2024 | August | 5.77 | 4.36 |
| 2024 | July | 5.97 | 4.31 |
| 2023 | June | 8.77 | 7.88 |
| 2023 | July | 8.68 | 7.28 |
| 2023 | August | 8.52 | 6.73 |
| 2023 | September | 8.32 | 6.78 |
| 2023 | October | 8.1 | 6.92 |
| 2023 | November | 7.87 | 6.8 |
| 2023 | December | 7.67 | 6.63 |
| 2024 | January | 7.5 | 6.85 |
| 2024 | February | 7.26 | 6.31 |
| 2024 | March | 6.97 | 5.7 |
| 2024 | April | 6.73 | 5 |
| 2024 | May | 6.49 | 5.1 |
| 2024 | June | 4.64 | 6.22 |
| 2025 | November | 3.94 | 4.46 |
| 2020 | August | 5.87 | 4.36 |
| 2015 | June | 6.63 | 7.03 |
| 2016 | November | 6.43 | 6.68 |
| 2016 | December | 6.3 | 6.35 |
| 2017 | January | 6.26 | 6.99 |
| 2017 | February | 6.43 | 9.04 |
| 2017 | March | 6.76 | 10.28 |
| 2017 | April | 7.2 | 11.48 |
| 2017 | May | 7.84 | 11.7 |
| 2017 | June | 8.13 | 9.21 |
| 2017 | July | 8.21 | 7.47 |
| 2017 | August | 8.36 | 8.04 |
| 2017 | September | 8.4 | 7.06 |
| 2017 | October | 8.33 | 5.72 |
| 2017 | November | 8.15 | 4.73 |
| 2016 | October | 6.48 | 6.47 |
| 2016 | September | 6.5 | 6.34 |
| 2016 | August | 6.47 | 6.26 |
| 2015 | July | 6.54 | 6.62 |
| 2015 | August | 6.34 | 5.84 |
| 2015 | September | 6.29 | 5.97 |
| 2015 | October | 6.31 | 6.72 |
| 2015 | November | 6.42 | 7.32 |
| 2015 | December | 6.58 | 8.01 |
| 2016 | January | 6.77 | 7.78 |
| 2016 | February | 6.87 | 6.84 |
| 2016 | March | 6.88 | 6.45 |
| 2016 | April | 6.72 | 5.27 |
| 2016 | May | 6.59 | 5 |
| 2016 | June | 6.46 | 5.8 |
| 2016 | July | 6.44 | 6.4 |
| 2017 | December | 7.98 | 4.5 |
| 2018 | February | 7.4 | 4.46 |
| 2019 | June | 5.16 | 5.7 |
| 2019 | July | 5.32 | 6.27 |
| 2019 | August | 5.4 | 5 |
| 2019 | September | 5.24 | 3.83 |
| 2019 | October | 5.19 | 4.95 |
| 2019 | November | 5.19 | 5.56 |
| 2019 | December | 5.2 | 5.82 |
| 2020 | January | 5.29 | 5.78 |
| 2020 | February | 5.72 | 7.17 |
| 2020 | March | 5.84 | 5.84 |
| 2020 | April | 6.03 | 6.01 |
| 2020 | May | 6.18 | 5.33 |
| 2020 | June | 6.16 | 4.59 |
| 2019 | May | 5.04 | 4.49 |
| 2019 | April | 4.91 | 6.58 |
| 2019 | April | 4.91 | 6.58 |
| 2018 | March | 6.89 | 4.18 |
| 2018 | April | 6.24 | 3.73 |
| 2018 | May | 5.61 | 3.95 |
| 2018 | June | 5.2 | 4.28 |
| 2018 | July | 4.95 | 4.35 |
| 2018 | August | 4.63 | 4.04 |
| 2018 | September | 4.53 | 5.7 |
| 2018 | October | 4.53 | 5.53 |
| 2018 | November | 4.59 | 5.58 |
| 2018 | December | 4.69 | 5.71 |
| 2019 | January | 4.68 | 4.7 |
| 2019 | February | 4.65 | 4.14 |
| 2019 | March | 4.67 | 4.35 |
| 2020 | July | 6.01 | 4.36 |
