D2 CLIMATIC (Q) << Climatic data at Station A >> YEAR: 1983-1985 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann. ------------------------------------------------------------------------------------------------------------------------------- Mean temp. [deg C] 2.5 3.5 7.6 14.9 19.6 22.5 27.7 27.7 24.2 17.4 11.0 5.3 15.3 Precipition [mm] 54 89 211 276 259 413 249 208 290 150 46 55 2,300 << Sunshine >> 140 hr monrh-1 (in summer) << Water temperature [deg C](Q) >> Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec ---------------------------------------------------------------------------------------------------------- Depth [m] 0 6.4 7.4 10.4 14.9 18.8 19.6 23.1 25.5 25.0 18.5 13.8 9.0 10 6.3 7.0 8.7 11.6 14.8 14.2 16.2 18.9 19.5 16.1 13.5 9.0 20 6.2 6.3 7.0 9.6 7.5 6.4 13.4 15.0 7.9 15.5 8.9 7.5 30 5.8 5.8 6.1 6.7 5.5 5.4 6.3 6.7 6.5 9.1 6.8 7.0 40 - - 6.0 6.0 5.5 5.3 6.1 6.3 6.5 6.7 6.8 7.0 << Notes on water mixing and thermocline formation >> Usually the thermocline is formed from May to Novermber, but not in 1982 owing to heavy floods.