Water temperature at the Stroud Water Research Center (Station2, WCC) in 1981 Date Mean daily temperature (C) Minimum daily temperature (C) Maximum daily temperature (C) 01JAN81 0.60 0.00 1.20 02JAN81 0.80 0.00 1.60 03JAN81 0.30 0.00 0.60 04JAN81 0.00 0.00 0.00 05JAN81 0.00 0.00 0.00 06JAN81 0.00 0.00 0.00 07JAN81 0.00 0.00 0.00 08JAN81 0.00 0.00 0.00 09JAN81 0.00 0.00 0.00 10JAN81 0.00 0.00 0.00 11JAN81 0.00 0.00 0.00 12JAN81 0.00 0.00 0.00 13JAN81 0.00 0.00 0.00 14JAN81 0.00 0.00 0.00 15JAN81 0.00 0.00 0.00 16JAN81 0.00 0.00 0.00 17JAN81 0.00 0.00 0.00 18JAN81 0.00 0.00 0.00 19JAN81 0.10 0.00 0.10 20JAN81 0.80 0.00 1.60 21JAN81 1.20 0.10 2.20 22JAN81 0.90 0.00 1.70 23JAN81 1.80 0.90 2.70 24JAN81 2.20 1.20 3.10 25JAN81 1.80 0.50 3.00 26JAN81 2.20 0.80 3.60 27JAN81 3.50 2.30 4.60 28JAN81 2.60 1.20 3.90 29JAN81 2.00 1.00 2.90 30JAN81 0.60 0.00 1.10 31JAN81 0.20 0.00 0.30 01FEB81 0.60 0.00 1.20 02FEB81 1.50 0.00 2.90 03FEB81 0.00 0.00 0.00 04FEB81 0.00 0.00 0.00 05FEB81 0.00 0.00 0.00 06FEB81 0.00 0.00 0.00 07FEB81 0.50 0.00 0.90 08FEB81 1.00 0.00 2.00 09FEB81 0.30 0.00 0.50 10FEB81 1.30 0.00 2.60 11FEB81 2.70 1.00 4.30 12FEB81 0.50 0.00 1.00 13FEB81 0.80 0.00 1.60 14FEB81 1.60 0.00 3.20 15FEB81 2.30 0.00 4.50 16FEB81 2.90 0.10 5.70 17FEB81 5.50 3.40 7.60 18FEB81 7.40 4.50 10.20 19FEB81 7.00 4.90 9.00 20FEB81 7.70 6.90 8.40 21FEB81 7.70 6.50 8.80 22FEB81 8.50 7.50 9.40 23FEB81 7.20 6.20 8.20 24FEB81 6.70 5.00 8.40 25FEB81 5.10 3.60 6.50 26FEB81 5.90 3.50 8.30 27FEB81 5.40 2.60 5.10 28FEB81 4.70 2.60 6.70 01MAR81 7.00 4.70 9.20 02MAR81 4.90 3.30 6.50 04MAR81 2.80 0.10 5.40 05MAR81 2.10 0.60 3.50 06MAR81 3.70 0.70 6.70 07MAR81 3.30 0.10 6.40 08MAR81 5.40 2.10 8.60 09MAR81 5.60 3.70 7.40 10MAR81 5.30 3.00 7.50 11MAR81 2.80 0.00 5.70 12MAR81 4.80 1.70 8.10 13MAR81 6.30 2.50 10.10 14MAR81 4.20 1.90 6.50 15MAR81 3.90 0.70 7.20 16MAR81 3.40 1.00 5.90 17MAR81 2.00 0.00 4.00 18MAR81 3.20 0.00 6.30 19MAR81 2.70 0.00 5.30 20MAR81 3.20 0.30 6.10 21MAR81 4.90 1.90 7.90 22MAR81 4.60 1.20 7.90 23MAR81 6.30 3.30 9.30 24MAR81 6.70 2.90 10.50 25MAR81 5.10 2.40 7.70 26MAR81 6.50 2.00 11.00 27MAR81 8.70 5.40 11.90 28MAR81 8.20 3.40 12.90 29MAR81 9.10 4.60 13.50 30MAR81 10.00 8.60 11.40 31MAR81 12.20 7.90 16.40 01APR81 10.30 7.80 12.80 02APR81 11.60 8.10 15.00 03APR81 11.00 6.20 15.80 04APR81 14.20 10.70 17.60 05APR81 12.40 11.10 13.70 06APR81 8.80 6.40 11.10 07APR81 9.10 4.20 14.00 08APR81 11.10 5.90 16.20 09APR81 11.00 9.00 13.00 10APR81 11.40 6.80 15.90 11APR81 11.90 8.80 15.00 12APR81 11.30 9.10 13.40 13APR81 9.50 7.60 11.40 14APR81 8.70 7.70 9.60 15APR81 9.60 5.80 13.30 16APR81 9.50 4.40 14.60 17APR81 10.70 8.80 12.50 18APR81 14.10 9.60 18.50 19APR81 11.90 8.40 15.40 20APR81 11.30 8.00 14.50 21APR81 9.20 5.00 13.30 22APR81 9.60 5.10 14.00 23APR81 11.10 9.30 12.90 24APR81 13.20 10.00 16.40 25APR81 9.50 8.00 10.90 26APR81 10.60 6.60 14.50 27APR81 13.30 9.20 17.40 28APR81 13.80 9.50 18.10 29APR81 15.30 12.90 17.60 30APR81 12.40 11.30 14.40 01MAY81 11.50 8.70 14.30 02MAY81 12.00 9.70 14.30 03MAY81 12.70 8.20 17.10 04MAY81 13.20 8.20 18.20 05MAY81 14.90 11.40 18.30 06MAY81 13.20 11.50 14.80 07MAY81 12.00 8.00 16.00 08MAY81 12.10 7.50 16.70 09MAY81 12.50 7.60 17.30 10MAY81 13.40 11.10 15.60 11MAY81 14.30 13.50 15.00 12MAY81 12.30 10.60 14.00 13MAY81 12.70 8.60 16.80 14MAY81 15.10 11.10 19.00 15MAY81 15.90 13.50 18.20 16MAY81 14.00 12.50 15.50 17MAY81 14.00 10.50 17.50 18MAY81 12.00 10.40 13.50 19MAY81 10.80 9.50 12.00 20MAY81 12.80 9.10 16.50 21MAY81 13.60 9.20 18.00 22MAY81 14.80 10.50 19.00 23MAY81 15.00 11.00 19.00 24MAY81 15.30 11.00 19.50 25MAY81 16.50 12.50 20.40 26MAY81 17.20 14.40 20.00 27MAY81 17.70 14.50 20.80 28MAY81 16.80 15.50 18.00 29MAY81 17.00 15.00 19.00 30MAY81 17.90 14.70 21.00 31MAY81 17.50 16.00 19.00 01JUN81 15.40 12.60 18.20 02JUN81 14.40 14.00 14.80 03JUN81 14.20 13.50 14.90 04JUN81 16.00 13.50 18.50 05JUN81 17.40 14.50 20.30 06JUN81 17.70 15.90 19.50 07JUN81 18.00 15.50 20.40 08JUN81 16.90 13.70 20.00 09JUN81 18.70 16.30 21.00 10JUN81 15.50 15.10 16.00 11JUN81 16.60 13.80 19.50 12JUN81 17.70 15.00 20.50 13JUN81 18.50 16.00 21.00 14JUN81 16.60 15.90 17.30 15JUN81 18.10 15.80 20.40 16JUN81 19.60 17.00 22.20 17JUN81 19.00 17.50 20.60 18JUN81 17.60 14.80 20.40 19JUN81 17.30 15.30 19.40 20JUN81 18.40 17.80 19.00 21JUN81 18.20 15.60 20.80 22JUN81 19.30 17.30 21.40 23JUN81 18.20 16.00 20.50 24JUN81 17.90 15.40 20.40 25JUN81 19.10 17.20 21.10 26JUN81 17.50 16.10 18.90 27JUN81 16.40 13.90 19.00 28JUN81 16.60 13.70 19.50 29JUN81 17.10 13.90 19.40 30JUN81 17.80 15.60 20.00 01JUL81 18.40 16.80 20.00 02JUL81 18.50 17.00 20.00 03JUL81 18.40 17.00 19.80 04JUL81 17.60 17.00 18.30 05JUL81 17.50 16.70 18.30 06JUL81 18.10 16.00 20.30 07JUL81 19.40 16.50 22.40 08JUL81 20.80 18.30 23.30 09JUL81 21.10 19.20 23.00 10JUL81 19.80 17.50 22.20 11JUL81 19.90 17.70 22.20 12JUL81 19.90 18.30 21.50 13JUL81 . . . 14JUL81 . . . 15JUL81 . . . 16JUL81 . . 18.50 17JUL81 18.30 16.50 20.10 18JUL81 18.80 16.70 21.00 19JUL81 19.00 17.50 21.50 20JUL81 20.00 18.80 21.20 21JUL81 20.90 20.00 21.80 22JUL81 18.70 17.50 20.00 23JUL81 17.70 16.00 19.40 24JUL81 17.30 15.80 18.80 25JUL81 17.40 16.90 18.00 26JUL81 18.10 16.70 19.50 27JUL81 19.40 18.30 20.60 28JUL81 18.10 17.50 18.80 29JUL81 19.70 17.90 20.60 30JUL81 17.20 15.00 19.40 31JUL81 17.50 15.20 19.80 01AUG81 17.70 15.60 19.90 02AUG81 17.50 15.60 19.50 03AUG81 17.50 16.60 18.40 04AUG81 18.40 17.00 19.90 05AUG81 19.00 17.60 20.40 06AUG81 17.90 17.00 18.80 07AUG81 17.70 16.00 19.50 08AUG81 18.80 18.10 19.50 09AUG81 19.00 17.60 20.50 10AUG81 19.00 17.50 20.50 11AUG81 19.00 17.60 20.50 12AUG81 18.50 17.60 19.30 13AUG81 17.50 16.40 18.50 14AUG81 17.80 16.10 19.40 15AUG81 18.40 17.30 19.50 16AUG81 18.90 17.60 20.10 17AUG81 16.50 15.10 17.80 18AUG81 15.30 13.40 17.20 19AUG81 15.30 13.50 17.00 20AUG81 15.80 14.10 17.40 21AUG81 15.10 13.30 16.90 22AUG81 15.40 14.80 16.00 23AUG81 16.10 14.60 17.50 24AUG81 15.80 14.10 17.40 25AUG81 16.10 15.00 17.10 26AUG81 16.40 15.20 17.60 27AUG81 16.80 15.10 18.40 28AUG81 17.20 15.60 18.70 29AUG81 17.90 16.80 18.90 30AUG81 17.40 16.80 17.90 31AUG81 17.40 16.80 18.00 01SEP81 17.20 16.30 18.10 02SEP81 17.90 17.10 18.70 03SEP81 17.60 17.00 18.20 04SEP81 16.20 15.30 17.00 05SEP81 16.70 15.90 17.40 06SEP81 16.70 16.00 17.40 07SEP81 16.60 15.70 17.50 08SEP81 17.30 16.50 18.10 09SEP81 16.00 14.90 17.10 10SEP81 14.30 12.50 16.00 11SEP81 15.80 14.10 17.50 12SEP81 17.00 15.40 18.50 13SEP81 16.60 15.20 18.00 14SEP81 17.20 15.60 18.70 15SEP81 16.90 16.50 17.30 16SEP81 15.90 15.40 16.40 17SEP81 14.90 14.40 15.50 18SEP81 15.60 15.30 16.00 19SEP81 14.90 14.30 15.60 20SEP81 13.90 12.60 15.20 21SEP81 13.40 12.20 14.60 22SEP81 15.30 14.20 16.40 23SEP81 13.50 13.10 14.00 24SEP81 12.20 11.00 13.40 25SEP81 12.10 10.50 13.80 26SEP81 13.40 12.00 14.90 27SEP81 14.10 12.60 15.60 28SEP81 13.80 12.60 15.00 29SEP81 11.60 10.30 12.90 30SEP81 11.30 10.00 12.70 01OCT81 13.10 11.80 14.40 02OCT81 12.60 11.00 14.30 03OCT81 10.70 9.70 11.70 04OCT81 9.70 8.00 11.50 05OCT81 12.40 10.60 14.20 06OCT81 12.60 11.60 13.60 07OCT81 11.60 11.00 12.20 08OCT81 10.70 9.70 11.80 09OCT81 9.60 7.90 11.40 10OCT81 8.90 7.10 10.70 11OCT81 9.70 8.20 11.20 12OCT81 8.90 7.20 10.60 13OCT81 7.90 6.00 9.90 14OCT81 7.70 5.60 9.90 15OCT81 8.50 6.50 10.60 16OCT81 9.70 7.50 12.00 17OCT81 8.60 7.00 10.30 18OCT81 8.50 6.70 10.30 19OCT81 8.60 7.10 10.20 20OCT81 6.70 4.80 8.60 21OCT81 7.90 5.60 10.10 22OCT81 9.20 7.00 11.50 23OCT81 10.80 10.00 11.60 24OCT81 8.00 6.50 9.50 25OCT81 7.10 5.40 8.90 26OCT81 10.00 9.00 11.10 27OCT81 12.70 11.50 14.00 28OCT81 12.10 10.50 13.60 29OCT81 9.40 8.50 10.20 30OCT81 9.00 7.50 10.50 31OCT81 9.60 9.00 10.20 01NOV81 11.00 9.50 12.50 02NOV81 10.40 8.60 12.20 03NOV81 9.20 7.50 10.80 04NOV81 7.90 5.90 9.90 05NOV81 8.00 5.80 10.20 06NOV81 9.90 8.00 11.80 07NOV81 6.90 5.90 7.90 08NOV81 6.90 5.00 8.90 09NOV81 7.20 4.90 9.40 10NOV81 7.00 6.10 7.80 11NOV81 7.20 5.70 8.60 12NOV81 5.10 3.60 6.60 13NOV81 4.20 2.40 5.90 14NOV81 5.80 4.40 7.20 15NOV81 8.00 7.10 8.90 16NOV81 8.00 6.50 9.50 17NOV81 6.50 5.00 8.00 18NOV81 8.00 7.00 9.00 19NOV81 7.10 5.60 8.50 20NOV81 7.60 6.50 8.70 21NOV81 6.50 5.50 7.50 22NOV81 5.40 5.00 5.80 23NOV81 4.40 3.40 5.30 24NOV81 3.00 1.90 4.00 25NOV81 3.00 2.10 3.80 26NOV81 2.60 1.10 4.00 27NOV81 5.40 3.90 6.80 28NOV81 4.50 3.60 5.40 29NOV81 4.30 3.50 5.00 30NOV81 2.50 1.50 3.50 01DEC81 2.70 1.00 4.40 02DEC81 5.50 4.50 6.50 03DEC81 5.60 4.80 6.30 04DEC81 5.50 4.50 6.40 05DEC81 5.30 4.20 6.30 06DEC81 3.40 2.50 4.20 07DEC81 3.40 2.30 4.40 08DEC81 5.10 4.40 5.80 09DEC81 3.30 2.00 4.60 10DEC81 1.90 1.40 2.40 11DEC81 1.70 0.70 2.60 12DEC81 2.10 1.40 2.80 13DEC81 1.00 0.10 1.90 14DEC81 0.90 0.10 1.60 15DEC81 1.80 1.00 2.60 16DEC81 1.60 0.70 2.50 17DEC81 2.00 0.90 3.00 18DEC81 2.30 1.50 3.10 19DEC81 0.80 0.00 1.50 20DEC81 0.10 0.00 0.20 21DEC81 0.30 0.00 0.50 22DEC81 1.60 0.50 2.60 23DEC81 3.40 2.00 4.70 24DEC81 3.10 1.70 4.40 25DEC81 2.60 1.20 4.00 26DEC81 2.10 0.70 3.50 27DEC81 3.90 3.30 4.50 28DEC81 3.80 2.70 4.90 29DEC81 3.60 1.80 4.30 30DEC81 1.30 0.10 2.40 31DEC81 1.70 0.00 3.30