DroughtOdds

Drought in Tioga County, PA: 0.8 years in 10 since 2000

0.8 years in 10

Tioga County, PA: 2 of 26 full years had 13+ weeks in drought. Less drought-prone than most US counties.

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

20002025

Drought years: 2016 (26 wk) and 2020 (15 wk). Not a single drought week in 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013, 2014, 2015, 2018, 2019, 2021 and 2024.

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 Aug turns dry.

Drought has been more common in 2016-2025 (2 years in 10) than in 2000-2015 (0 in 10).

Against the rest of PA

28th most drought-prone of 67 PA counties; the PA middle is 0.8 in 10. Closest on the list: Snyder County (0.8 in 10) and Greene County (0.8 in 10). Driest in PA: Adams County (1.9 in 10). Least drought: Susquehanna County (0 in 10).

When in the year it hits

Most often in Aug (12% of weeks), then Oct (10%) and Nov (9%). Least in Apr (0%). May to September averages 7%.

  1. 3 Jan
  2. 2 Feb
  3. 1 Mar
  4. 0 Apr
  5. 2 May
  6. 6 Jun
  7. 7 Jul
  8. 12 Aug
  9. 8 Sep
  10. 10 Oct
  11. 9 Nov
  12. 7 Dec

The worst year: 2016

2016: 26 weeks in drought, peaking at D2 severe. Across 1,401 weekly maps: 5.5% of all weeks at D1 or worse, 1.2% at D2, never any D4. Longest unbroken spell: 30 weeks, Jul 5, 2016 to Jan 24, 2017.

Lately

Last drought year: 2020, 15 weeks. 2016-2025: 2 in 10, against 0 in 10 for 2000-2015, drier lately. So far in 2026: 3 of 44 weeks in drought, through Nov 3, 2026.

Further reading

Tioga 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 Tioga County's 1,401 weeks was judged: how drought is counted.