Epping Weather Station

Monthly Summary: May 2004 (Daily Readings)

Temperature °C
  Date or compared to 1971-2000 average
Mean Maximum
17.7
+1.7
Mean Minimum
8.6
+1.2
Monthly Mean
13.2
+1.5
Highest Maximum
24.9
19th
Lowest Maximum
10.4
4th
Highest Minimum
12.6
20th
Lowest Minimum
2.9
22nd
Lowest Grass Min
2.1
22nd
Wind mph
Mean wind speed
2.1
Strongest Gust
28
4th
Dominant Direction
N
Direction at 0900
N
NE
E
SE
S
SW
W
NW
CALM
No of mornings
11
5
4
1
2
0
6
0
2
Precipitation mm
Date or compared to 1971-2000 average
Monthly Total
67.2
135
Wettest Day
15.3
3rd
Rain Days (>0.2mm)
12
Wet Days (>1mm)
7
Sunshine hours
Monthly Total
177.6
% Average
92
Days with no sun
3
Sunniest day
19th
Hours
14.73
Number of days with
Air Frost
0
Ground Frost
0
Snow/sleet falling (0000-2400GMT)
0
>50% snow cover at 0900
0
 
Fog at 0900 (vis <1000m)
0
Thunder heard
2
Hail <5mm diameter
0
Hail > 5mm diameter
0

 

Miscellaneous Data
Mean Relative Humidity at 0900 (%)
69.9
Mean Air Pressure at 0900 (mb)
1015.7
Lowest Pressure (mb)
976.9
Date
5th
Highest Pressure (mb)
1030.6
Date
16th
Hours of air frost
0
Mean soil temp °C (20cm depth)
14.3
Greatest snow depth (0900)
--
Date
--
Particular days/events

33.6mm rain from the 3rd to the 5th

 

 

 

Month as a whole

8th consecutive May warmer than 1971-2000 long term average

Since 1988 only 3 Mays have been warmer than the long term average

 

 

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