Hemel Hempstead (Grovehill) weather

 Latitude N 51° 46' 21"    Longitude W 00° 27' 08"    Elevation 142 m

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Report for 2012 Sep
                   Monthly Climatological Summary for Sep 2012

Name: Grovehill   City: Hemel Hempstead   State: UK
Elevation: 142 m  Lat: N 51° 46' 21"   Lon: W 000° 27' 08"

                  Temperature (°C), Rain (mm), Wind Speed (mph)

                                      Heat  Cool        Avg
    Mean                              Deg   Deg         Wind                 Dom
Day Temp  High   Time   Low    Time   Days  Days  Rain  Speed High   Time    Dir
----------------------------------------------------------------------------------
 1  16.0  23.1   15:50  12.0   03:35   3.0   0.7   0.0   0.9  12.0   18:15    SW
 2  15.6  20.6   12:49  11.0   04:25   3.0   0.2   0.0   0.6  10.0   12:21    SW
 3  17.9  26.2   15:40  11.7   06:55   2.2   1.8   0.0   0.4   8.0   12:30     W
 4  17.6  24.8   13:20  12.1   06:10   2.2   1.5   0.0   1.0  10.0   08:10   WNW
 5  14.4  26.6   13:20  10.2   06:45   3.8   0.2   0.0   1.4  13.0   15:50    NW
 6  14.3  21.6   15:30   7.0   06:35   4.4   0.5   0.0   0.9  13.0   14:25    SW
 7  17.6  26.3   15:25  10.7   04:40   2.7   2.0   0.0   0.8  12.0   13:45   WSW
 8  17.5  26.7   15:04   9.6   06:55   2.9   2.1   0.0   0.3   7.0   11:35   SSW
 9  17.4  27.7   13:55   8.5   06:30   3.2   2.4   0.0   1.4  17.0   20:05    SW
10  16.9  20.3   12:28  14.9   05:50   1.5   0.1   1.0   2.7  16.0   10:25    SW
11  14.5  19.3   14:30   8.6   00:00   3.8   0.0   0.0   2.0  16.0   03:05   WSW
12  11.9  18.4   16:00   6.1   06:20   6.4   0.0   6.6   1.7  14.0   15:55   WSW
13  12.2  17.8   14:55   5.7   06:40   6.1   0.0   0.2   1.5  16.0   15:50   WSW
14  15.6  20.2   12:30  11.9   00:00   2.7   0.1   0.0   3.0  25.0   03:05     W
15  14.2  21.4   15:40   8.4   07:15   4.5   0.4   0.0   0.9  11.0   11:05    SW
16  14.6  18.5   14:15  11.2   01:10   3.7   0.0   0.0   1.8  16.0   14:05    SW
17  14.7  18.9   13:15  11.3   07:10   3.6   0.0   0.0   1.4  16.0   14:30   WSW
18  12.5  17.3   15:35   8.0   23:55   5.8   0.0   0.0   1.6  18.0   14:30     W
19  10.5  16.4   13:15   5.9   05:40   7.8   0.0   0.0   1.0  12.0   11:40     W
20  11.6  17.0   13:35   6.2   03:20   6.7   0.0   0.0   0.9  14.0   15:45    SW
21  11.8  16.9   15:10   9.2   00:00   6.5   0.0   2.4   0.6  11.0   20:25     W
22   9.7  16.2   15:10   4.6   07:10   8.6   0.0   0.2   1.0  12.0   16:40    NE
23   8.7  11.3   00:00   5.4   04:00   9.2   0.0  15.6   3.0  20.0   15:15   ENE
24  11.8  14.6   11:40   9.3   23:50   6.4   0.0   8.6   3.4  23.0   15:05    SW
25  11.6  17.3   14:15   7.9   06:45   6.7   0.0   0.0   3.2  20.0   15:05    SW
26  11.5  15.5   16:45   9.3   22:45   6.8   0.0   2.0   1.0  12.0   13:45   SSE
27  11.7  16.3   15:05   8.1   23:10   6.6   0.0   2.2   1.3  13.0   11:25    NW
28  11.1  15.6   12:55   7.6   05:05   7.1   0.0   0.0   1.5  14.0   11:35   WSW
29  10.9  16.3   14:40   6.6   00:00   7.3   0.0   0.0   1.2  14.0   12:05     W
30  11.2  16.4   14:20   5.2   03:15   7.0   0.0   0.0   2.7  19.0   14:30    SW
----------------------------------------------------------------------------------
    13.6  27.7     9     4.6    22   152.2  12.0  38.8   1.5  25.0    14     WSW

Max >=  25.0:  5
Max <=   0.0:  0
Min <=   0.0:  0
Min <=  -5.0:  0
Max Rain: 15.6 on day 23
Days of Rain: 9 (>= 0.2 mm)  7 (>= 1.0 mm)  1 (>= 10.0 mm)
Heat Base: 18.3  Cool Base: 18.3  Method: Integration
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