Epping Weather Station

Monthly Summary: June 2012(Daily Readings)

Temperature °C
   Date or compared to 1981-2010 average
Mean Maximum 18.6
-1.2°
Mean Minimum 10.8
+0.1
Monthly Mean 14.7
-0.6º
Highest Maximum 28.4
28th
Lowest Maximum 10.4
3rd
Highest Minimum 17.1
27th
Lowest Minimum 5.2
13th
Lowest Grass Min 3.1
5th
Wind mph
Mean wind speed
5.6
Strongest Gust
39
8th
Dominant Direction
SSW
Direction at 0900
N
NE
E
SE
S
SW
W
NW
CALM
No of mornings
3
2
5
2
9
5
3
1
0
Precipitation mm
 Date or compared to 1981-2010 average
Monthly Total 125.0
228.1%
Wettest Day 28.7
10th
Rain Days (>0.2mm)
22
Wet Days (>1mm)
13
Sunshine hours
Monthly Total
131.07
% Average
60.7
Days with no sun
3
Sunniest day
12.84
Hours
20th
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
3
Hail <5mm diameter
0
Hail > 5mm diameter
0

 
Miscellaneous Data
Mean Relative Humidity at 0900 (%) 82.1
Mean Air Pressure at 0900 (mb) 1010.6
Lowest Pressure (mb) 992.3
Date
 8th
Highest Pressure (mb) 1020.2
Date
 26th
Hours of air frost
0
Mean soil temp °C (20cm depth)
14.4
Greatest snow depth (0900)
--
Date
--
Particular days/events

3rd Tmax of only 10.4°, the coldest June day since 1987
10th 28.7mm or rain, the 4th wettest June day on record
27th Pale brown Saharan dust following showers @ 1600
28th Very warm and humid, maximum temperature of 28.4°

Thunder on 6th (1130-1150), 15th (0100) and 21st (1500-1945)

 

Month as a whole

Coolest June since 1999
Wettest June since 1997 and second wettest on record
Least sunshine for June on record (sunshine recording started in 2002)
Least sunshine for ANY summer month on record
Less sunshine than each of March, April and May in 2012
Only 5 days with no rainfall - another record for June 2012
Total rainfall for 2012 is 422.9mm (136%)

 

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(amended January 2009)

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