Epping Weather Station

Monthly Summary: May 2005(Daily Readings)

Temperature °C
   Date or compared to 1971-2000 average
Mean Maximum
17.3
+1.3
Mean Minimum
7.8
+0.4
Monthly Mean
12.6
+0.9
Highest Maximum
32.1
27th
Lowest Maximum
11.3
4th
Highest Minimum
14.8
28th
Lowest Minimum
1.1
11th
Lowest Grass Min
-2.7
11th
Wind mph
Mean wind speed
5.4
Strongest Gust
36
7th
Dominant Direction
SW
Direction at 0900
N
NE
E
SE
S
SW
W
NW
CALM
No of mornings
7
0
2
1
8
2
9
2
0
Precipitation mm
 Date or compared to 1971-2000 average
Monthly Total
23.9
47.9%
Wettest Day
4.8
29th
Rain Days (>0.2mm)
15
Wet Days (>1mm)
7
Sunshine hours
Monthly Total
215.6
% Average
111
Days with no sun
0
Sunniest day
15.03
Hours
27th
Number of days with
Air Frost
0
Ground Frost
6
Snow/sleet falling (0000-2400GMT)
0
>50% snow cover at 0900
0
 
Fog at 0900 (vis <1000m)
0
Thunder heard
1
Hail <5mm diameter
3
Hail > 5mm diameter
0

 
Miscellaneous Data
Mean Relative Humidity at 0900 (%)
70
Mean Air Pressure at 0900 (mb)
1015.9
Lowest Pressure (mb) 1002.8 Date
22nd
Highest Pressure (mb) 1026.1 Date
11th
Hours of air frost
0
Mean soil temp °C (20cm depth)
12.6
Greatest snow depth (0900)
--
Date
--
Particular days/events

The 27th recorded a maximum of 32.1°C the highest temperature for May since records began here in 1979. The 27th also recorded 15.03 hours of sunshine

 

 

 

Month as a whole

Coolest May since 1979 but still warmer than the 1971-2000 long term average.
The last 9 Mays have all been warmer than the long term average.
The driest may since 1998

The January 2005-May 2005 rainfall total is now 141.7mm, 57% of normal for this period

 

 

 

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