Epping Weather Station

Monthly Summary: April 2007(Daily Readings)

Temperature °C
   Date or compared to 1971-2000 average
Mean Maximum
18.0
+5.8
Mean Minimum
6.4
+2.3
Monthly Mean
12.2
+4.1
Highest Maximum
23.4
14th
Lowest Maximum
8.8
3rd
Highest Minimum
12.7
25th
Lowest Minimum
0.8
4th
Lowest Grass Min
-0.8
5th
Wind mph
Mean wind speed
5
Strongest Gust
36
1st
Dominant Direction
N
Direction at 0900
N
NE
E
SE
S
SW
W
NW
CALM
No of mornings
13
3
4
0
3
1
6
0
0
Precipitation mm
 Date or compared to 1971-2000 average
Monthly Total 1.8
3.6%
Wettest Day 1.4
25th
Rain Days (>0.2mm)
2
Wet Days (>1mm)
1
Sunshine hours
Monthly Total
% Average
Days with no sun
Sunniest day
Hours
Number of days with
Air Frost
0
Ground Frost
1
Snow/sleet falling (0000-2400GMT)
0
>50% snow cover at 0900
0
Fog at 0900 (vis <1000m)
0
Thunder heard
0
Hail <5mm diameter
0
Hail > 5mm diameter
0

 
Miscellaneous Data
Mean Relative Humidity at 0900 (%)
77.4
Mean Air Pressure at 0900 (mb)
1023.4
Lowest Pressure (mb) 1011.8 Date
25th
Highest Pressure (mb) 1029.9 Date
2nd
Hours of air frost
0
Mean soil temp °C (20cm depth)
11.2
Greatest snow depth (0900)
--
Date
--
Particular days/events

19th Relative humidity 32% at 1340GMT

 

 

Month as a whole

Warmest and driest April on record here (since 1979)

Second driest any month (after May 1989 1.3mm)

Mean temperature warmer than 13/29 Mays including all years 1979-1987

Mean maximum temperature warmer than 22/29 Mays

 

 

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