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Table 2 Most significant climatic parameters for the 1960-1990 and 2005-2009 periods (Grosseto Airport Weather Station)

From: Assessment of the risk of malaria re-introduction in the Maremma plain (Central Italy) using a multi-factorial approach

Climatic Parameters 1961-1990** 2005-2009** Variation
Yearly Mean Temperature (°C) 14.8 (13.9-15.5) 15.6 (14.9-15.8) 0.8
Yearly Tmin 9.3 (8.5-10.3) 9.8 (9.1-10.4) 0.5
Yearly Tmax 20.2 (19.3-21.2) 21.4 (20.6-21.8) 1.2
Absolute Tmin/Tmax (-13.7/39.2) (-6.4/+37.8) --
Seasonal Mean Temperature (°C)* 20.8 (19.3-21.8) 22.0 (21.9-22.5) 1.2
Seasonal Tmin* 14.6 (13.2-15.9) 15.5 (15.1-15.9) 0.9
Seasonal Tmax* 27.0 (25.3-28.1) 28.6 (28.0-29.2) 1.6
Absolute Tmin/Tmax (-0.3/39.2) (5.8/37.8) --
Yearly Mean Rainfall (mm) 677.7 (422.7-1039.6) 627.4 (402.3-849.3) -50.3
Seasonal Mean Rainfall (mm)* 126.7 (25.8-316.6) 115.1 (57.2-196.1) -11.6
  1. *Seasonal data are referred to the 4 months of Anopheles labranchiae maximum abundance, (May-August)
  2. **In brackets the extreme values for each period