Drought in Warren County, IN: 1.5 years in 10 since 2000

1.5 years in 10

Warren County, IN: 4 of 26 full years had 13+ weeks in drought. Less drought-prone than most US counties.

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

20002025

Drought years: 2000 (24 wk), 2012 (15 wk), 2023 (15 wk) and 2025 (15 wk). Not a single drought week in 2002, 2004, 2006, 2007, 2008, 2009, 2011, 2014, 2015, 2016, 2017, 2018 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 Jul turns dry.

Against the rest of IN

46th most drought-prone of 92 IN counties; the IN middle is 1.5 in 10. Closest on the list: Morgan County (1.5 in 10) and Tippecanoe County (1.5 in 10). Driest in IN: LaGrange County (3.5 in 10). Least drought: Floyd County (0.4 in 10).

When in the year it hits

Most often in Jul (13% of weeks), then Nov (12%) and Jun (11%). Least in Aug (5%). May to September averages 9%.

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

The worst year: 2000

2000: 24 weeks in drought, peaking at D2 severe. Across 1,401 weekly maps: 9.1% of all weeks at D1 or worse, 2.2% at D2, 0.1% at D3, never any D4. Longest unbroken spell: 24 weeks, Jan 4, 2000 to Jun 13, 2000.

Lately

Last drought year: 2025, 15 weeks. 2016-2025: 2 in 10, against 1.3 in 10 for 2000-2015, about the same. So far in 2026: 13 of 44 weeks in drought, through Nov 3, 2026.

Further reading

Warren County lands on the plan covered in keeping a regular lawn. Its worst year, 2000, was one of the worst nationally too; see the worst years since 2000. How each of Warren County's 1,401 weeks was judged: how drought is counted.