Summary of Previous Influenza Seasons:
Influenza & Respiratory Activity Reports

Summary data for the past 10 influenza seasons.

On this page:
2022-23
2021-22
2020-21
2019-20
2018-19
2017-18
2016-17
2015-16
2014-15
2013-14
 

2022-23

• Minnesota Department of Health Weekly Influenza & Respiratory Activity Report: Summary 2022-23 (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this slide set include cases and deaths from October 2022 through May 2023.

2021-22

• Minnesota Department of Health Weekly Influenza & Respiratory Activity Report: Summary 2021-22 (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this slide set include cases and deaths from October 2021 through May 2022.

2020-21

• Minnesota Department of Health Weekly Influenza & Respiratory Activity Report: Summary 2020-21 (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this slide set include cases and deaths from October 2020 through May 2021.

2019-20

• Minnesota Department of Health Weekly Influenza & Respiratory Activity Report: Summary of the 2019-20 Influenza Season (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this document include cases from October 2019 through May 2020.

2018-19

• Minnesota Department of Health Weekly Influenza & Respiratory Activity Report: Summary of the 2018-19 Influenza Season (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this document include cases from October 2018 through May 2019.

2017-18

• Minnesota Department of Health Weekly Influenza & Respiratory Activity Report: Summary of the 2017-18 Influenza Season (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this document include cases from October 2017 through May 2018.

2016-17

• Weekly Influenza and Respiratory Illness Activity Report: Summary 2016-17 (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this document include cases from October 2016 through May 2017.

2015-16

• Weekly Influenza and Respiratory Illness Activity Report: Summary 2015-16 (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this slide set include cases from October 2015 through May 2016.

2014-15

• Weekly Influenza and Respiratory Illness Activity Report: Summary 2014-15 (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this slide set include cases from October 2014 through May 2015. D

2013-14

• Weekly Influenza and Respiratory Illness Activity Report: Summary 2013-14 (PDF)
  MDH uses several systems during influenza season to estimate the level of influenza activity among Minnesotans. Data reported in this slide set include cases from October 2013 through May 2014.