DroughtOdds

Drought in Saint Francois County, MO: 1.9 years in 10 since 2000

1.9 years in 10

Saint Francois County, MO: 5 of 26 full years had 13+ weeks in drought. Less drought-prone than most US counties.

  1. 12
  2. 7
  3. 0
  4. 2
  5. 0
  6. 10
  7. 12
  8. 5
  9. 0
  10. 0
  11. 0
  12. 0
  13. 29
  14. 2
  15. 0
  16. 0
  17. 0
  18. 18
  19. 8
  20. 0
  21. 0
  22. 0
  23. 2
  24. 15
  25. 17
  26. 16

20002025

Drought years: 2012 (29 wk), 2017 (18 wk), 2023 (15 wk), 2024 (17 wk) and 2025 (16 wk). Not a single drought week in 2002, 2004, 2008, 2009, 2010, 2011, 2014, 2015, 2016, 2019, 2020 and 2021.

A regular lawn is fine here; plan for the odd dry year

Real droughts are rare here. A smart controller that skips watering after rain covers the odd dry year.

You can keep a regular lawn. Worth doing: a rain-sensing or smart controller, and deeper, less frequent watering if Oct turns dry.

Drought has been more common in 2016-2025 (4 years in 10) than in 2000-2015 (0.6 in 10).

Against the rest of MO

102nd most drought-prone of 115 MO counties; the MO middle is 3.1 in 10. Closest on the list: Phelps County (1.9 in 10) and Iron County (1.9 in 10). Driest in MO: Jasper County (4.6 in 10). Least drought: Perry County (1.2 in 10).

When in the year it hits

Most often in Oct (16% of weeks), then Dec (16%) and Sep (16%). Least in Apr (7%). May to September averages 13%.

  1. 13 Jan
  2. 11 Feb
  3. 8 Mar
  4. 7 Apr
  5. 8 May
  6. 15 Jun
  7. 11 Jul
  8. 13 Aug
  9. 16 Sep
  10. 16 Oct
  11. 13 Nov
  12. 16 Dec

The worst year: 2012

2012: 29 weeks in drought, peaking at D3 extreme. Across 1,401 weekly maps: 12.1% of all weeks at D1 or worse, 4.5% at D2, 0.6% at D3, never any D4. Longest unbroken spell: 31 weeks, Jun 12, 2012 to Jan 8, 2013.

Lately

Last drought year: 2025, 16 weeks. 2016-2025: 4 in 10, against 0.6 in 10 for 2000-2015, drier lately. So far in 2026: 14 of 44 weeks in drought, through Nov 3, 2026.

Further reading

Saint Francois County lands on the plan covered in keeping a regular lawn. Its last ten years ran drier than the ten before; what that does and does not mean. How each of Saint Francois County's 1,401 weeks was judged: how drought is counted.