Updated December 28 12 2009

 ---------------------------------------------------------------------------------------------
   Averages\Extremes for the month of December 2009
 
 ---------------------------------------------------------------------------------------------
 Average temperature     = 3.6°C
 Average humidity        = 86%
 Average dewpoint        = 1.5°C
 Average barometer       = 1007.0 mb
 Average windspeed       = 1.4 mph
 Average gustspeed       = 1.7 mph
 Average direction       = 234° ( SW)
 Rainfall for month      = 50.6 mm
 Rainfall for year       = 660.3 mm
 Maximum rain per minute = 1.0 mm on day 23 at time 14:43
 Maximum temperature     = 11.9°C on day 09 at time 14:07
 Minimum temperature     = -4.9°C on day 18 at time 08:13
 Maximum humidity        = 96% on day 10 at time 12:53
 Minimum humidity        = 65% on day 17 at time 03:38
 Maximum dewpoint        = 10.6°C on day 09 at time 14:07
 Minimum dewpoint        = -9.4°C on day 18 at time 08:13
 Maximum pressure        = 1032.3 mb on day 11 at time 10:40
 Minimum pressure        = 983.0 mb on day 21 at time 01:01
 Maximum windspeed       = 21.9 mph from 023°(NNE) on day 06 at time 14:57
 Maximum gust speed      = 23.0 mph from 203°(SSW) on day 05 at time 04:13
 Maximum heat index      = 11.9°C on day 09 at time 14:07
 Avg daily max temp :6.6°C
 Avg daily min temp :0.2°C
 Growing degrees days :0.0 GDD
 Total windrun = 918.2miles
 Frost days= 15
 -----------------------------------
 Daily rain totals
 -----------------------------------
  02.0 mm  on day 1
  15.4 mm  on day 2
  01.0 mm  on day 4
  03.1 mm  on day 5
  00.5 mm  on day 6
  02.5 mm  on day 7
  02.0 mm  on day 8
  01.0 mm  on day 15
  01.5 mm  on day 19
  02.5 mm  on day 21
  13.8 mm  on day 23
  01.0 mm  on day 24
  02.0 mm  on day 25
  02.0 mm  on day 26
All Time Records to date

Record high temperature:  34.0 °C  at: 13:54  on: 10 Aug 2003

Record low temperature:   -9.1 °C  at: 02:32  on: 07 Jan 2009

Record high wind gust :   33.4 mph  from 015°  at: 16:45  on: 21 Apr 2009

Record  high average speed:26.6 mph  from 202°  at: 09:34  on: 01 Nov 2009

Record high rain rate:    1.4 mm/min  at: 23:41  on: 20 Oct 2009

Record low barometer:     962.3 mb  at: 12:50  on: 10 Mar 2008

Record high barometer:    1041.1 mb  at: 09:41  on: 16 Feb 2008

Record daily rain:        27.9 mm  at: 22:49  on: 24 Oct 2005

Record rain in 1 hour:    16.5 mm  at: 15:46  on: 12 Sep 2008

Record low wind chill temperature: -9.8 °C  at: 22:48  on: 01 Feb 2009

Warmest day on record 32.2 °C  on: 10 Aug 2003

Coldest night on record -7.4 °C  on: 07 Jan 2009

Coldest day on record -3.5 °C  at: 18:00  on: 06 Jan 2009

Warmest night on record 26.3 °C  on: 04 Aug 2003

Warmest December temperature: 12.4 °C 2005

Coldest December temperature: -4.9 °C 2009














Select averages/extreme month
January 2009
February 2009
March 2009
April 2009
May 2009
June 2009
July 2009
August 2009
September 2009
October 2009
November 2009
December 2009
January 2008
February 2008
March 2008
April 2008
May 2008
June 2008
July 2008
August 2008
September 2008
October 2008
November 2008
December 2008
January 2007
February 2007
March 2007
April 2007
May 2007
June 2007
July 2007
August 2007
September 2007
October 2007
November 2007
December 2007
March 2006
April 2006
May 2006
June 2006
July 2006
August 2006
September 2006
October 2006
November 2006
December 2006