Epping Weather Station

Monthly Summary: August 2010 (Daily Readings)

Temperature °C
   Date or compared to 1971-2000 average
Mean Maximum
20.4
-1.5º
Mean Minimum
12.6
0.0º
Monthly Mean
16.5
-0.8º
Highest Maximum
24.8
9th
Lowest Maximum
17.2
27th
Highest Minimum
18.6
21st
Lowest Minimum
7.4
31st
Lowest Grass Min
5.6
31st
Wind mph
Mean wind speed
4.6
Strongest Gust
37
Date
24th
Dominant Direction
SW
Direction at 0900
N
NE
E
SE
S
SW
W
NW
CALM
No of mornings
6
1
0
0
4
9
10
1
0
Precipitation mm
 Date or compared to 1971-2000 average
Monthly Total
124.6
244.3%
Wettest Day
27.9
25th
Rain Days (>0.2mm)
18
Wet Days (>1mm)
12
Sunshine hours
Monthly Total
133.65
% Average
66.8
Days with no sun
1
Sunniest day
11.94
Date
31st
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
78.5%
Mean Air Pressure at 0900
1013.9mb
Lowest Pressure 994.2mb
Date
23rd
Highest Pressure 1026.7mb
Date
31st
Hours of air frost
0
Mean soil temp °C (20cm depth)
16.3
Greatest snow depth (0900)
n/a
Date
-
Particular days/events

4th and 10th Thunder
10th Heavy rain with temperature falling by 3.5º between 0630 and 0800
22nd 26.2mm rain
25th 27.9mm
22nd-26th Total rain 68.6mm

 

Month as a whole

Wettest August here since I started recording in 1979
Mean maximum temperature the lowest since 1993
Absolute maximum temperature of 24.8º (9th) is the lowest such value for August since 1993
Equal coldest, with August 2007, since 1993

 

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(amended January 2009)

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