Epping Weather Station

Monthly Summary: April 2010(Daily Readings)

Temperature °C
   Date or compared to 1971-2000 average
Mean Maximum
14.9
+2.7
Mean Minimum
4.3
+0.2
Monthly Mean
9.6
+1.5
Highest Maximum
21.2
28th
Lowest Maximum
8.3
1st
Highest Minimum
9.2
29th
Lowest Minimum
1.1
1st,22nd
Lowest Grass Min
-1.7
22nd
Wind mph
Mean wind speed
4.9
Strongest Gust
31
12th
Dominant Direction
NNE
Direction at 0900
N
NE
E
SE
S
SW
W
NW
CALM
No of mornings
7
3
4
3
6
1
4
2
0
Precipitation mm
 Date or compared to 1971-2000 average
Monthly Total
15.3
30.4%
Wettest Day
6.7
2nd
Rain Days (>0.2mm)
8
Wet Days (>1mm)
4
Days with no rain
22
Sunshine hours
Monthly Total
228.67
% Average
152.4
Days with no sun
1
Sunniest day
23rd
Hours
13.54
Number of days with
Air Frost
0
Ground Frost
5
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 (%)
69.8
Mean Air Pressure at 0900 (mb)
1020.0
Lowest Pressure (mb) 999.6
Date
3rd
Highest Pressure (mb) 1034.4
Date
10th
Hours of air frost
0
Mean soil temp °C (20cm depth)
9.0
Greatest snow depth (0900)
n/a
Date
n/a
Particular days/events

8th-24th Long dry and sunny spell. Blue and silent skies mid month with no contrails owing to restrictions on flying
17th Grey dust on cars. Could have been volcanic in origin. Local origin dust tends to be pale brown

 

Month as a whole

Dry, sunny and warm
7th driest April since records began here in 1979
Mean maximum temperature well above normal but mean minimum lowest since 2000 as a result of clear skies

 

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(amended January 2009)

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