Weather Data - May 2006

May 2006
Times indicate the end of a measurement period (BST)
Maximum Temperature 24.9 ēC 10-May-06    2:45 PM
Minimum Temperature 3 ēC 02-May-06    2:15 AM
Mean (15 min) 13.4 ēC 1.9 from average
Mean (Max Min) 13.9 ēC 2.4 from average  (calculated from 0901 to 0900 GMT data)
Mean Max 18.9 ēC 3.1 from average  (calculated from 0901 to 0900 GMT data)
Mean Min 9.0 ēC 2.0 from average  (calculated from 0901 to 0900 GMT data)
Lowest Max 14.7 ēC 23-May-06
Highest Min 14.1 ēC 27-May-06
Air Frosts 0 0 hours of Frost duration
Maximum Station Pressure 1029 hPa 01-Jun-06    7:30 AM
Minimum Station Pressure 980 hPa 22-May-06    6:15 AM
Mean 1012.4 hPa
Mean of 09Z values 1012.4 hPa
Rainfall 119.1 mm 158.8% of average
Wettest 24hr 30 mm 22-May-06 5:45 AM
Wettest Calendar Day 24 mm 21-May-06 (calculated from 0901 to 0900 following day)
Rain Days ( > 0.3mm) 17 days (calculated from 0901 to 0900 GMT data)
Wet Days (>1.0mm) 13 days (calculated from 0901 to 0900 GMT data)
Wet Days (>5.0mm) 8 days (calculated from 0901 to 0900 GMT data)
Max 15min accum 2.4 mm 17-May-06    2:45 PM
Rain Duration 58.25 hours
Longest Dry period 7.43 days 01-Jun-06 7:30 AM 178.25 (hours)
Longest Wet period (>0.3mm / 15 mins) 5.75 hours 24-May-06 9:15 PM
Sunshine Hours (>30klux) 250.50 hours 127.8% of average
Max Sunshine 12.50 hours 29-May-06 (calculated from 0901 to 0900 following day)
Sunshine Hours (>50%) 180 hours 91.8% of average
Max Sunshine 14.00 hours 30-May-06 (calculated from 0901 to 0900 following day)
Brightest Calendar Day 56.3 klux 30-May-06 (calculated from 0901 to 0900 following day)
Sunless Days 1 days (calculated from 0901 to 0900 GMT data)
Maximum Brightness (klux) 133 klux 22-May-06   11:45 AM
Average Wind Speed 5.5 knots 6.4 mph
Maximum Wind Speed 28.96 knots 19-May-06    3:30 AM 33.3 mph
Days with wind from: (calculated from 0901 to 0900 GMT data)
Calm 7
N 1
NE 0
E 2
SE 3
S 3
SW 0
W 13
NW 2
Average RH (at 09Z) 68.0

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