December 2017
    Humidity Dew- Pressure Rainfall Wind Depth Snow
    Temp. (%) point Max. Min. Earth temperatures (cm) (mb) (mm) (kt) (cm) Cover
                               
Day Time T RH Td Tmax Tmin T1 T10 T30 T60 MSLP Rain Gust Snow %
                               
1 17 1.9 89 0.3 5.0 0.1 0.6 2.1 4.7 6.3 1027 0.0 18 0  
2 24 7.8 1.2 1029 0.1 10 0
3 24 8.4 5.6 1033 0.6 17 0  
4 24 7.8 5.5 1038 1.0 10 0  
5 24 7.8 4.8 1034 0.0 10 0  
6 24 9.9 6.9 1015 8.4 28 0  
7 24 11.5 1.9 1017 17.4 23 0  
8 24 4.4 0.3 1023 3.0 19 0.5 90
9 24 4.4 -1.3 999 6.0 10 1.5 95
10 24 8.2 2.6 977 22.2 35 0  
11 17 0.3 85 -1.9 3.4 0.1 0.3 2.2 5.4 6.2 994 0.8 21 0.5 80
12 18 5.2 91 3.9 5.2 -1.4 3.3 3.0 4.5 5.5 1009 0.4 10 0.5 60
13 17 4.4 92 3.2 8.7 4.1 3.8 5.0 5.5 5.4 998 10.2 23 0  
14 23 3.6 95 2.9 4.9 1.6 2.5 2.8 5.0 5.4 994 22.1 29 0  
15 17 3.5 90 2.0 6.4 2.7 2.4 3.1 4.8 5.3 1008 1.6 23 0  
16 17 5.4 94 4.5 6.3 1.3 3.6 3.2 4.4 5.2 1023 1.0 16 0  
17 18 8.5 98 8.2 8.5 3.6 7.2 5.5 5.4 5.4 1022 0.6 19 0  
18 17 2.1 92 0.9 9.2 1.3 2.2 4.3 6.0 5.4 1032 0.2 18 0  
19 17 7.8 93 6.7 11.3 0.1 6.0 4.9 5.2 5.4 1036 0.0 17 0  
20 17 9.9 95 9.1 12.1 6.3 7.5 6.6 6.4 5.7 1036 0.0 9 0  
21 17 8.7 94 7.8 10.8 8.4 7.4 7.2 7.2 6.0 1037 0.1 12 0  
22 20 9.0 98 8.7 10.7 7.7 8.4 8.1 7.8 6.5 1037 1.3 13 0  
23 24 10.8 4.7 1031 0.1 11 0  
24 18 7.9 98 7.6 8.4 6.8 7.3 7.2 7.5 6.9 1021 0.3 17 0  
25 18 4.4 96 3.8 9.6 4.4 5.9 7.7 7.7 6.8 996 19.2 24 0  
26 18 6.1 98 5.8 6.2 1.4 5.4 5.2 6.5 6.7 981 26.7 26 0  
27 18 1.0 93 0.0 6.1 0.1 0.4 2.3 5.6 6.1 1001 4.1 34 1 80
28 18 1.3 88 -0.5 5.0 -0.9 0.2 1.7 4.4 5.7 1006 1.0 10 0.5 80
29 18 5.5 86 3.3 7.7 -0.3 3.4 3.5 4.9 5.2 1002 13.4 31 0  
30 18 8.0 94 7.1 12.2 4.9 7.4 7.2 6.6 5.5 1001 13.2 28 0  
31 18 5.0 92 3.8 11.3 4.7 5.0 6.4 7.7 6.2 992 26.8 17 0  
                       
Summary         7.8 2.9 209.0            
                  Departure from long term averages  
TEMPERATURE       1971-2000    
Average maximum temperature 8.1   0.3        
Average minimum temperature 2.9   0.0          
Average temperature 5.5   0.1          
Highest temperature 12.2              
Day of highest temperature 30                
Lowest temperature -1.4                
Day of lowest temperature 12                
Lowest day maximum 3.4                
Day of lowest day maximum 11                
Highest night minimum 8.4              
Day of highest night minimum 21                
Number of days with air frost 4                
Number of days max. < 5 4                
Number of days max. < 10 23                
Number of days max. < 15 31                
Number of days max >=15 0                
Average 1cm soil temperature 4.3                
Average 10cm soil temperature 4.7                
Average 30cm soil temperature 5.9                
Average 60cm soil temperature 5.8                
RAINFALL                    
Total rainfall 201.8   97%          
Number of rain days (>0.1mm) 24                
Number of wet days (>0.9mm) 18                
Highest daily fall 26.8            
Wettest day 31                
Year to date rainfall 1401.8                
WIND                  
Max. gust (mph) (3m agl) 40              
Day of highest gust 10              
SNOWFALL                  
Number of days with snow lying 6                
Greatest snow depth 1.5              
Day of most snow lying 9                
Number of days snow falling 4                
Number of days with sleet 2                
Number of days with sleet or snow 5                
MISCELLANEOUS                      
Number of days with hail 3                
Number of days with large hail 0                
Number of days with thunder 1                
Number of days with fog (<200m) 0                
                             
Day Weather                        
                             
1 Mainly sunny.
2 Mainly cloudy with occasional light rain and drizzle.
3 Mainly cloudy with occasional showers.
4 Mist and drizzle AM then cloudy.
5 Bright early then cloudy.
6 Mainly cloudy then heavy rain and windy in evening.
7 Bright early then becoming cloudy with occasional showers.
8 Light snow early AM then sunny intervals and light sleety showers with graupel.
9 Snow overnight then bright. Turning cloudy with rain late evening.
10 Wind and rain overnight then cloudy with sunny intervals.
11 Rain turning to occasional light snow overnight then sunshine. Low 976 mb.
12 Turning cloudy. Occasional rain in evening. Thaw.
13 Cloudy with frequent showers.
14 Frequent rain, hail and sleet showers. Sunny intervals.
15 Mainly sunny. Showers in late evening.
16 Sunny AM then cloudy with showers.
17 Cloudy with rain and drizzle.
18 Sunny.
19 High cloud and sun.
20 Early mist then sunny spells.
21 Cloudy with occasional light drizzle.
22 Cloudy with occasional drizzle.
23 Some sun AM then cloudy.
24 Cloudy with occasional drizzle.
25 Cloudy with spells of heavy rain.
26 Early sun then heavy rain. Drier evening. Low 978 mb.            
27 Snow overnight then sunny spells and snow showers.            
28 Sunny periods.                        
29 Rain and strong winds overnight. Thunder and lightning 0600 to 0635. Hail AM then mainly dry.
30 Some rain overnight then dry and bright. Rain in evening.
31 Rain overnight then squally heavy showers with some hail. Sunny intervals.