Bracken House and Selston Common Grasslands

Annual Rainfall Trend
Month	Average since 2009	Current Month	Difference
January	20.9 mm	0.0 mm (2012)	-20.9 mm
February	36.6 mm	14.6 mm (2012)	-22.0 mm
March	25.5 mm	20.4 mm (2012)	-5.1 mm
April	60.4 mm	153.0 mm (2012)	92.6 mm
May	31.7 mm	36.2 mm (2012)	4.5 mm
June	54.6 mm	43.2 mm (2011)	-11.4 mm
July	38.5 mm	31.2 mm (2011)	-7.3 mm
August	56.7 mm	46.0 mm (2011)	-10.7 mm
September	33.9 mm	30.4 mm (2011)	-3.5 mm
October	39.7 mm	24.8 mm (2011)	-14.9 mm
November	72.4 mm	25.8 mm (2011)	-46.6 mm
December	49.1 mm	70.8 mm (2011)	21.7 mm
12 Month Average Differentials
Average 12 Month Rainfall since 2009: 520.0 mm
Rainfall for last 12 months: 516.4 mm
Current 12 Month Rainfall difference: -3.6 mm
Year Rain Differentials
Average Year to Date Rain based on historical data since 2009:    161.8 mm
Current Year to Date Rain (2012):    260.4 mm
Current Year to Date Departure from Normal (2012):    + 98.6 mm
Month Rain Differentials
Average Month to Date Rain based on historical data since 2009:    18.4 mm
Current Month to Date Rain (May):    36.2 mm
Current Month to Date Departure from Normal (May):    + 17.8 mm

This data is reflective of 12 month trending at the Bracken House Weather Station location. This is not official scientific data. The weather data presented here is based on data collected since 2009. Script courtesy of  Michael Holden from Relay Weather. Script calculations courtesy of Murry Conarroe of Wildwood Weather.