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Table 1 Annual total precipitation (p) and mean temperature (T) of three monitoring periods in comparison with the long-term average (Tholey weather station, German Weather Service)

From: Spring waters as an indicator of nitrate and pesticide pollution of rural watercourses from nonpoint sources: results of repeated monitoring campaigns since the early 2000s in the low mountain landscape of Saarland, Germany

 

Long-term average

Monitoring periods

1981–2010

2002

2011–12

2018

p total [mm]

1031

1281

958

966

T mean [°C]

9.0

9.8

9.4

11.0