Epping Weather Station

Monthly Summary: March 2011(Daily Readings)

Temperature °C
   Date or compared to 1981-2010 average
Mean Maximum
11.0
+0.6
Mean Minimum
3.2
-0.2
Monthly Mean
7.1
+0.2
Highest Maximum
17.5
31st
Lowest Maximum
3.4
3rd
Highest Minimum
8.3
31st
Lowest Minimum
-2.2
8th
Lowest Grass Min
-5.1
19th
Wind mph
Mean wind speed
5.2
Strongest Gust
42
31st
Dominant Direction
NE
Direction at 0900
N
NE
E
SE
S
SW
W
NW
CALM
No of mornings
4
5
9
1
5
2
3
1
1
Precipitation mm
 Date or compared to 1981-2010 average
Monthly Total
8.8
19.6%
Wettest Day
3.3
18th
Rain Days (>0.2mm)
5
Wet Days (>1mm)
2
Sunshine hours
Monthly Total 132.08 123.4%
Days with no sun
3
Sunniest day 11.69 23rd
Number of days with
Air Frost
7
Ground Frost
9
Snow/sleet falling (0000-2400GMT)
0
>50% snow cover at 0900
0
Fog at 0900 (vis <1000m)
2
Thunder heard
0
Hail <5mm diameter
0
Hail > 5mm diameter
0

 
Miscellaneous Data
Mean Relative Humidity at 0900
88.3%
Mean Air Pressure at 0900 (mb)
1022.2
Lowest Pressure (mb) 996.3
Date
13th
Highest Pressure (mb) 1041.3
Date
23rd
Hours of air frost
39.1
Mean soil temp °C (20cm depth)
6.0
Greatest snow depth (0900)
--
Date
n/a
Particular days/events

14th Brown/yellow dust on cars after precipitation pm 13th
31st Highest Tmax 17.5º since March 2005

 

Month as a whole

Driest March since records began in 1979
The first month with sunshine toal above average since June 2010
A rather frosty start but only one air frost in second half of month
39.1 hours of air frost which over 3 times the total for February 2011
6 days with sunshine total close to the maximum possibl;e (7th,8th,19th,23rd,24th,25th)

 

 

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(amended January 2009)

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